Welcome to LookChem.com Sign In|Join Free
  • or
Home > Pharmaceutical > 2124 > 

2124-57-4

Products Categories

Basic Information
CAS No.: 2124-57-4
Name: Vitamin K2(35)
Article Data: 11
Molecular Structure:
Molecular Structure of 2124-57-4 (Vitamin K2(35))
Formula: C46H64O2
Molecular Weight: 649.013
Synonyms: 1,4-Naphthalenedione,2-(3,7,11,15,19,23,27-heptamethyl-2,6,10,14,18,22,26-octacosaheptaenyl)-3-methyl-,(all-E)-;1,4-Naphthalenedione,2-[(2E,6E,10E,14E,18E,22E)-3,7,11,15,19,23,27-heptamethyl-2,6,10,14,18,22,26-octacosaheptaenyl]-3-methyl-(9CI);1,4-Naphthoquinone,2-(3,7,11,15,19,23,27-heptamethyl-2,6,10,14,18,22,26-octacosaheptaenyl)-3-methyl-,(all-E)- (8CI);MK7;Menaquinone 7;Menaquinone K7;Vitamin MK7;1,4-Naphthalenedione,2-[(2E,6E,10E,14E,18E,22E)-3,7,11,15,19,23,27-heptamethyl-2,6,10,14,18,22,26-octacosaheptaen-1-yl]-3-methyl-;
Density: 0.961 g/cm3
Melting Point: 54 °C
Boiling Point: 720.1 °C at 760mmHg
Flash Point: 254.9 °C
PSA: 34.14000
LogP: 14.09740
Related products
Synthetic route
1218784-62-3

2-(3,7,11,15,19,23,27-heptamethyloctacosa-2,6,10,14,18,22,26-heptaenyl)-1,4-dimethoxy-3-methylnaphthalene

2124-57-4

menaquinone-7

Conditions
ConditionsYield
With ammonium cerium (IV) nitrate In water; acetonitrile at 20℃; for 4.08333h;80%
With ammonium cerium (IV) nitrate In acetonitrile at 20℃; for 4.08333h;80%
With ammonium cerium (IV) nitrate In water; acetonitrile at 0℃; for 0.75h;72%
With ammonium cerium (IV) nitrate In dichloromethane; water; acetonitrile at 0℃; for 0.75h;0.753 g
1597486-88-8

C50H74O2

2124-57-4

menaquinone-7

Conditions
ConditionsYield
With ammonium cerium (IV) nitrate In dichloromethane; water; acetonitrile at 0℃; for 0.25h;72%
31599-79-8

2-(chloromethyl)-3-methylnaphthalene-1,4-dione

C33H52

75-24-1

trimethylaluminum

2124-57-4

menaquinone-7

Conditions
ConditionsYield
Stage #1: C33H52; trimethylaluminum With zirconocene dichloride In toluene at 0℃; for 1h;
Stage #2: 2-(chloromethyl)-3-methylnaphthalene-1,4-dione With bis(triphenylphosphine)nickel(II) chloride; n-butyllithium In tetrahydrofuran; hexane at -20℃; for 1h;		65%
...Expand
4128-17-0

(2E,6E)-farnesyl acetate

2124-57-4

menaquinone-7

Conditions
ConditionsYield
Multi-step reaction with 10 steps
1.1: salicylic acid; selenium(IV) oxide; tert.-butylhydroperoxide / water; dichloromethane / 24 h / 0 - 20 °C
2.1: sodium tetrahydroborate / methanol; tetrahydrofuran / 0.75 h / -10 °C
3.1: phosphorus tribromide / tetrahydrofuran / 3 h / 0 °C / Inert atmosphere
4.1: N,N-dimethyl-formamide / 18 h / 20 °C / Darkness
5.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 2.67 h / -78 °C
5.2: -78 - 20 °C
6.1: sodium hydroxide; water / methanol / 1 h / 20 °C / pH 12
7.1: phosphorus tribromide / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere; Cooling with acetone-dry ice
8.1: sodium hexamethyldisilazane / tetrahydrofuran; N,N-dimethyl-formamide / 0.5 h / -20 - 0 °C / Inert atmosphere; Cooling with acetone-dry ice
9.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride / tetrahydrofuran / 0.08 h / 0 °C / Cooling with acetone-dry ice; Inert atmosphere
9.2: 4.5 h / 0 °C / Inert atmosphere
10.1: ammonium cerium (IV) nitrate / water; dichloromethane; acetonitrile / 0.25 h / 0 °C
View Scheme
Multi-step reaction with 11 steps
1.1: salicylic acid; selenium(IV) oxide; tert.-butylhydroperoxide / water; dichloromethane / 24 h / 0 - 20 °C
2.1: sodium tetrahydroborate / methanol; tetrahydrofuran / 0.75 h / -10 °C
3.1: phosphorus tribromide / tetrahydrofuran / 3 h / 0 °C / Inert atmosphere
4.1: N,N-dimethyl-formamide / 18 h / 20 °C / Darkness
5.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 2.67 h / -78 °C
5.2: -78 - 20 °C
6.1: sodium hydroxide; water / methanol / 1 h / 20 °C / pH 12
7.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride; lithium triethylborohydride / tetrahydrofuran / 1.17 h / 0 °C / Inert atmosphere
8.1: phosphorus tribromide / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere; Cooling with acetone-dry ice
9.1: sodium hexamethyldisilazane / tetrahydrofuran; N,N-dimethyl-formamide / 0.83 h / -20 °C / Inert atmosphere; Cooling with acetone-dry ice
10.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride / tetrahydrofuran / 0.08 h / Inert atmosphere; Cooling with acetone-dry ice
10.2: 5 h / 0 °C / Inert atmosphere
11.1: ammonium cerium (IV) nitrate / water; dichloromethane; acetonitrile / 0.25 h / 0 °C
View Scheme
Multi-step reaction with 11 steps
1.1: selenium(IV) oxide; salicylic acid; tert.-butylhydroperoxide / dichloromethane / 14 h / 0 °C
1.2: 2 h
2.1: methanesulfonyl chloride; triethylamine / tetrahydrofuran / 0.75 h / -45 - -40 °C
2.2: 2 h / 0 °C
3.1: n-butyllithium / tetrahydrofuran / 0.67 h / -78 °C / Inert atmosphere
3.2: Inert atmosphere
4.1: sodium methylate / methanol / 4 h / 0 °C
5.1: Dess-Martin periodane; water / dichloromethane; acetonitrile / 20 °C
6.1: hydrazine; potassium hydroxide / diethylene glycol / 4 h / 60 - 215 °C / Inert atmosphere; Reflux
7.1: triphenylphosphine; bromine / dichloromethane / 0 °C
8.1: n-butyllithium / tetrahydrofuran / 0.5 h / -78 °C / Inert atmosphere
8.2: 12 h / Inert atmosphere
9.1: Dess-Martin periodane; water / dichloromethane; acetonitrile / 20 °C
10.1: hydrazine; potassium hydroxide / diethylene glycol / 4 h / 60 - 215 °C / Inert atmosphere; Reflux
11.1: ammonium cerium (IV) nitrate / water; acetonitrile / 4.08 h / 20 °C
View Scheme
93787-91-8

E,E,E-12-hydroxyfarnesyl acetate

2124-57-4

menaquinone-7

Conditions
ConditionsYield
Multi-step reaction with 8 steps
1.1: phosphorus tribromide / tetrahydrofuran / 3 h / 0 °C / Inert atmosphere
2.1: N,N-dimethyl-formamide / 18 h / 20 °C / Darkness
3.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 2.67 h / -78 °C
3.2: -78 - 20 °C
4.1: sodium hydroxide; water / methanol / 1 h / 20 °C / pH 12
5.1: phosphorus tribromide / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere; Cooling with acetone-dry ice
6.1: sodium hexamethyldisilazane / tetrahydrofuran; N,N-dimethyl-formamide / 0.5 h / -20 - 0 °C / Inert atmosphere; Cooling with acetone-dry ice
7.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride / tetrahydrofuran / 0.08 h / 0 °C / Cooling with acetone-dry ice; Inert atmosphere
7.2: 4.5 h / 0 °C / Inert atmosphere
8.1: ammonium cerium (IV) nitrate / water; dichloromethane; acetonitrile / 0.25 h / 0 °C
View Scheme
Multi-step reaction with 9 steps
1.1: phosphorus tribromide / tetrahydrofuran / 3 h / 0 °C / Inert atmosphere
2.1: N,N-dimethyl-formamide / 18 h / 20 °C / Darkness
3.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 2.67 h / -78 °C
3.2: -78 - 20 °C
4.1: sodium hydroxide; water / methanol / 1 h / 20 °C / pH 12
5.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride; lithium triethylborohydride / tetrahydrofuran / 1.17 h / 0 °C / Inert atmosphere
6.1: phosphorus tribromide / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere; Cooling with acetone-dry ice
7.1: sodium hexamethyldisilazane / tetrahydrofuran; N,N-dimethyl-formamide / 0.83 h / -20 °C / Inert atmosphere; Cooling with acetone-dry ice
8.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride / tetrahydrofuran / 0.08 h / Inert atmosphere; Cooling with acetone-dry ice
8.2: 5 h / 0 °C / Inert atmosphere
9.1: ammonium cerium (IV) nitrate / water; dichloromethane; acetonitrile / 0.25 h / 0 °C
View Scheme
Multi-step reaction with 10 steps
1.1: methanesulfonyl chloride; triethylamine / tetrahydrofuran / 0.75 h / -45 - -40 °C
1.2: 2 h / 0 °C
2.1: n-butyllithium / tetrahydrofuran / 0.67 h / -78 °C / Inert atmosphere
2.2: Inert atmosphere
3.1: sodium methylate / methanol / 4 h / 0 °C
4.1: Dess-Martin periodane; water / dichloromethane; acetonitrile / 20 °C
5.1: hydrazine; potassium hydroxide / diethylene glycol / 4 h / 60 - 215 °C / Inert atmosphere; Reflux
6.1: triphenylphosphine; bromine / dichloromethane / 0 °C
7.1: n-butyllithium / tetrahydrofuran / 0.5 h / -78 °C / Inert atmosphere
7.2: 12 h / Inert atmosphere
8.1: Dess-Martin periodane; water / dichloromethane; acetonitrile / 20 °C
9.1: hydrazine; potassium hydroxide / diethylene glycol / 4 h / 60 - 215 °C / Inert atmosphere; Reflux
10.1: ammonium cerium (IV) nitrate / water; acetonitrile / 4.08 h / 20 °C
View Scheme
1597486-72-0

(2E,6E,10E)-3,7,11-trimethyl-12-(phenylsulfonyl)-dodeca-2,6,10-trien-1-yl acetate

2124-57-4

menaquinone-7

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 2.67 h / -78 °C
1.2: -78 - 20 °C
2.1: sodium hydroxide; water / methanol / 1 h / 20 °C / pH 12
3.1: phosphorus tribromide / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere; Cooling with acetone-dry ice
4.1: sodium hexamethyldisilazane / tetrahydrofuran; N,N-dimethyl-formamide / 0.5 h / -20 - 0 °C / Inert atmosphere; Cooling with acetone-dry ice
5.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride / tetrahydrofuran / 0.08 h / 0 °C / Cooling with acetone-dry ice; Inert atmosphere
5.2: 4.5 h / 0 °C / Inert atmosphere
6.1: ammonium cerium (IV) nitrate / water; dichloromethane; acetonitrile / 0.25 h / 0 °C
View Scheme
Multi-step reaction with 7 steps
1.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 2.67 h / -78 °C
1.2: -78 - 20 °C
2.1: sodium hydroxide; water / methanol / 1 h / 20 °C / pH 12
3.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride; lithium triethylborohydride / tetrahydrofuran / 1.17 h / 0 °C / Inert atmosphere
4.1: phosphorus tribromide / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere; Cooling with acetone-dry ice
5.1: sodium hexamethyldisilazane / tetrahydrofuran; N,N-dimethyl-formamide / 0.83 h / -20 °C / Inert atmosphere; Cooling with acetone-dry ice
6.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride / tetrahydrofuran / 0.08 h / Inert atmosphere; Cooling with acetone-dry ice
6.2: 5 h / 0 °C / Inert atmosphere
7.1: ammonium cerium (IV) nitrate / water; dichloromethane; acetonitrile / 0.25 h / 0 °C
View Scheme
Multi-step reaction with 7 steps
1.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 2.5 h / -78 °C
1.2: -78 - 20 °C
2.1: sodium hydroxide / methanol; water / 1 h / 20 °C / pH 12
3.1: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 0 - 20 °C / Inert atmosphere
4.1: phosphorus tribromide / tetrahydrofuran / 3 h / 0 °C / Inert atmosphere
5.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / -20 °C
6.1: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 0 - 20 °C / Inert atmosphere
7.1: ammonium cerium (IV) nitrate / water; acetonitrile / 0.75 h / 0 °C
View Scheme
Multi-step reaction with 7 steps
1.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 2.5 h / -78 °C
1.2: -78 - 20 °C
2.1: sodium hydroxide / methanol / 1 h / 20 °C / pH 12
3.1: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 2 h / 0 - 20 °C / Inert atmosphere
4.1: phosphorus tribromide / tetrahydrofuran / 3 h / 0 °C / Inert atmosphere
5.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 1 h / -20 °C
6.1: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 4 h / 0 °C / Inert atmosphere
7.1: ammonium cerium (IV) nitrate / water; acetonitrile; dichloromethane / 0.75 h / 0 °C
View Scheme
24163-93-7, 24163-94-8, 56881-57-3, 6874-67-5, 28290-41-7

farnesyl bromide

2124-57-4

menaquinone-7

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 2.67 h / -78 °C
1.2: -78 - 20 °C
2.1: sodium hydroxide; water / methanol / 1 h / 20 °C / pH 12
3.1: phosphorus tribromide / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere; Cooling with acetone-dry ice
4.1: sodium hexamethyldisilazane / tetrahydrofuran; N,N-dimethyl-formamide / 0.5 h / -20 - 0 °C / Inert atmosphere; Cooling with acetone-dry ice
5.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride / tetrahydrofuran / 0.08 h / 0 °C / Cooling with acetone-dry ice; Inert atmosphere
5.2: 4.5 h / 0 °C / Inert atmosphere
6.1: ammonium cerium (IV) nitrate / water; dichloromethane; acetonitrile / 0.25 h / 0 °C
View Scheme
Multi-step reaction with 7 steps
1.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 2.67 h / -78 °C
1.2: -78 - 20 °C
2.1: sodium hydroxide; water / methanol / 1 h / 20 °C / pH 12
3.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride; lithium triethylborohydride / tetrahydrofuran / 1.17 h / 0 °C / Inert atmosphere
4.1: phosphorus tribromide / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere; Cooling with acetone-dry ice
5.1: sodium hexamethyldisilazane / tetrahydrofuran; N,N-dimethyl-formamide / 0.83 h / -20 °C / Inert atmosphere; Cooling with acetone-dry ice
6.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride / tetrahydrofuran / 0.08 h / Inert atmosphere; Cooling with acetone-dry ice
6.2: 5 h / 0 °C / Inert atmosphere
7.1: ammonium cerium (IV) nitrate / water; dichloromethane; acetonitrile / 0.25 h / 0 °C
View Scheme
Multi-step reaction with 8 steps
1.1: N,N-dimethyl-formamide / 18 h / 20 °C / Darkness
2.1: n-butyllithium / tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide / 1.5 h / -78 °C
2.2: -78 - 0 °C
3.1: sodium methylate / methanol / 2 h / 20 °C / pH 12
4.1: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 0 - 20 °C / Inert atmosphere
5.1: phosphorus tribromide / tetrahydrofuran / 3 h / 0 °C / Inert atmosphere
6.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / -20 °C
7.1: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 0 - 20 °C / Inert atmosphere
8.1: ammonium cerium (IV) nitrate / water; acetonitrile / 0.75 h / 0 °C
View Scheme
Multi-step reaction with 7 steps
1.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 2.5 h / -78 °C
1.2: -78 - 20 °C
2.1: sodium hydroxide / methanol / 1 h / 20 °C / pH 12
3.1: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 2 h / 0 - 20 °C / Inert atmosphere
4.1: phosphorus tribromide / tetrahydrofuran / 3 h / 0 °C / Inert atmosphere
5.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 1 h / -20 °C
6.1: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 4 h / 0 °C / Inert atmosphere
7.1: ammonium cerium (IV) nitrate / water; acetonitrile; dichloromethane / 0.75 h / 0 °C
View Scheme
Multi-step reaction with 8 steps
1.1: pyridine / N,N-dimethyl-formamide / 18 h / 20 °C / Darkness
2.1: n-butyllithium / tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide / 1.5 h / -78 °C
2.2: 5 h / -78 °C
3.1: sodium methylate; methanol / 2 h / 20 °C
4.1: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 2 h / 0 °C / Inert atmosphere
5.1: phosphorus tribromide / tetrahydrofuran / 3 h / 0 °C / Inert atmosphere
6.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 1 h / -20 °C
7.1: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 4 h / 0 °C / Inert atmosphere
8.1: ammonium cerium (IV) nitrate / water; acetonitrile; dichloromethane / 0.75 h / 0 °C
View Scheme
1597487-01-8

C38H56O4S

2124-57-4

menaquinone-7

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: sodium hydroxide; water / methanol / 1 h / 20 °C / pH 12
2.1: phosphorus tribromide / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere; Cooling with acetone-dry ice
3.1: sodium hexamethyldisilazane / tetrahydrofuran; N,N-dimethyl-formamide / 0.5 h / -20 - 0 °C / Inert atmosphere; Cooling with acetone-dry ice
4.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride / tetrahydrofuran / 0.08 h / 0 °C / Cooling with acetone-dry ice; Inert atmosphere
4.2: 4.5 h / 0 °C / Inert atmosphere
5.1: ammonium cerium (IV) nitrate / water; dichloromethane; acetonitrile / 0.25 h / 0 °C
View Scheme
Multi-step reaction with 6 steps
1.1: sodium hydroxide; water / methanol / 1 h / 20 °C / pH 12
2.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride; lithium triethylborohydride / tetrahydrofuran / 1.17 h / 0 °C / Inert atmosphere
3.1: phosphorus tribromide / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere; Cooling with acetone-dry ice
4.1: sodium hexamethyldisilazane / tetrahydrofuran; N,N-dimethyl-formamide / 0.83 h / -20 °C / Inert atmosphere; Cooling with acetone-dry ice
5.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride / tetrahydrofuran / 0.08 h / Inert atmosphere; Cooling with acetone-dry ice
5.2: 5 h / 0 °C / Inert atmosphere
6.1: ammonium cerium (IV) nitrate / water; dichloromethane; acetonitrile / 0.25 h / 0 °C
View Scheme
Multi-step reaction with 6 steps
1: sodium hydroxide / methanol; water / 1 h / 20 °C / pH 12
2: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 0 - 20 °C / Inert atmosphere
3: phosphorus tribromide / tetrahydrofuran / 3 h / 0 °C / Inert atmosphere
4: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / -20 °C
5: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 0 - 20 °C / Inert atmosphere
6: ammonium cerium (IV) nitrate / water; acetonitrile / 0.75 h / 0 °C
View Scheme
Multi-step reaction with 6 steps
1: sodium hydroxide / methanol / 1 h / 20 °C / pH 12
2: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 2 h / 0 - 20 °C / Inert atmosphere
3: phosphorus tribromide / tetrahydrofuran / 3 h / 0 °C / Inert atmosphere
4: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 1 h / -20 °C
5: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 4 h / 0 °C / Inert atmosphere
6: ammonium cerium (IV) nitrate / water; acetonitrile; dichloromethane / 0.75 h / 0 °C
View Scheme
1597486-78-6

(2E,6E,10E,14E,18E)-3,7,11,15,19,23-hexamethyl-12-(phenylsulfonyl)tetracosa-2,6,10,14,18,22-hexaen-1-ol

2124-57-4

menaquinone-7

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: phosphorus tribromide / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere; Cooling with acetone-dry ice
2.1: sodium hexamethyldisilazane / tetrahydrofuran; N,N-dimethyl-formamide / 0.5 h / -20 - 0 °C / Inert atmosphere; Cooling with acetone-dry ice
3.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride / tetrahydrofuran / 0.08 h / 0 °C / Cooling with acetone-dry ice; Inert atmosphere
3.2: 4.5 h / 0 °C / Inert atmosphere
4.1: ammonium cerium (IV) nitrate / water; dichloromethane; acetonitrile / 0.25 h / 0 °C
View Scheme
Multi-step reaction with 5 steps
1.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride; lithium triethylborohydride / tetrahydrofuran / 1.17 h / 0 °C / Inert atmosphere
2.1: phosphorus tribromide / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere; Cooling with acetone-dry ice
3.1: sodium hexamethyldisilazane / tetrahydrofuran; N,N-dimethyl-formamide / 0.83 h / -20 °C / Inert atmosphere; Cooling with acetone-dry ice
4.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride / tetrahydrofuran / 0.08 h / Inert atmosphere; Cooling with acetone-dry ice
4.2: 5 h / 0 °C / Inert atmosphere
5.1: ammonium cerium (IV) nitrate / water; dichloromethane; acetonitrile / 0.25 h / 0 °C
View Scheme
Multi-step reaction with 5 steps
1: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 0 - 20 °C / Inert atmosphere
2: phosphorus tribromide / tetrahydrofuran / 3 h / 0 °C / Inert atmosphere
3: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / -20 °C
4: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 0 - 20 °C / Inert atmosphere
5: ammonium cerium (IV) nitrate / water; acetonitrile / 0.75 h / 0 °C
View Scheme
Multi-step reaction with 5 steps
1: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 2 h / 0 - 20 °C / Inert atmosphere
2: phosphorus tribromide / tetrahydrofuran / 3 h / 0 °C / Inert atmosphere
3: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 1 h / -20 °C
4: (1,2-bis(diphenylphosphanyl)ethane)dichloridopalladium(II); lithium triethylborohydride / tetrahydrofuran / 4 h / 0 °C / Inert atmosphere
5: ammonium cerium (IV) nitrate / water; acetonitrile; dichloromethane / 0.75 h / 0 °C
View Scheme
104423-44-1

(2E,6E,10E)-12-bromo-3,7,11-trimethyl-2,6,10-dodecatrienyl acetate

2124-57-4

menaquinone-7

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1.1: N,N-dimethyl-formamide / 18 h / 20 °C / Darkness
2.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 2.67 h / -78 °C
2.2: -78 - 20 °C
3.1: sodium hydroxide; water / methanol / 1 h / 20 °C / pH 12
4.1: phosphorus tribromide / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere; Cooling with acetone-dry ice
5.1: sodium hexamethyldisilazane / tetrahydrofuran; N,N-dimethyl-formamide / 0.5 h / -20 - 0 °C / Inert atmosphere; Cooling with acetone-dry ice
6.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride / tetrahydrofuran / 0.08 h / 0 °C / Cooling with acetone-dry ice; Inert atmosphere
6.2: 4.5 h / 0 °C / Inert atmosphere
7.1: ammonium cerium (IV) nitrate / water; dichloromethane; acetonitrile / 0.25 h / 0 °C
View Scheme
Multi-step reaction with 8 steps
1.1: N,N-dimethyl-formamide / 18 h / 20 °C / Darkness
2.1: potassium tert-butylate / tetrahydrofuran; N,N-dimethyl-formamide / 2.67 h / -78 °C
2.2: -78 - 20 °C
3.1: sodium hydroxide; water / methanol / 1 h / 20 °C / pH 12
4.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride; lithium triethylborohydride / tetrahydrofuran / 1.17 h / 0 °C / Inert atmosphere
5.1: phosphorus tribromide / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere; Cooling with acetone-dry ice
6.1: sodium hexamethyldisilazane / tetrahydrofuran; N,N-dimethyl-formamide / 0.83 h / -20 °C / Inert atmosphere; Cooling with acetone-dry ice
7.1: (1,2-bis(diphenylphosphino)ethane)palladium(II) chloride / tetrahydrofuran / 0.08 h / Inert atmosphere; Cooling with acetone-dry ice
7.2: 5 h / 0 °C / Inert atmosphere
8.1: ammonium cerium (IV) nitrate / water; dichloromethane; acetonitrile / 0.25 h / 0 °C
View Scheme
Multi-step reaction with 9 steps
1.1: n-butyllithium / tetrahydrofuran / 0.67 h / -78 °C / Inert atmosphere
1.2: Inert atmosphere
2.1: sodium methylate / methanol / 4 h / 0 °C
3.1: Dess-Martin periodane; water / dichloromethane; acetonitrile / 20 °C
4.1: hydrazine; potassium hydroxide / diethylene glycol / 4 h / 60 - 215 °C / Inert atmosphere; Reflux
5.1: triphenylphosphine; bromine / dichloromethane / 0 °C
6.1: n-butyllithium / tetrahydrofuran / 0.5 h / -78 °C / Inert atmosphere
6.2: 12 h / Inert atmosphere
7.1: Dess-Martin periodane; water / dichloromethane; acetonitrile / 20 °C
8.1: hydrazine; potassium hydroxide / diethylene glycol / 4 h / 60 - 215 °C / Inert atmosphere; Reflux
9.1: ammonium cerium (IV) nitrate / water; acetonitrile / 4.08 h / 20 °C
View Scheme
Hot Products
  • Display:default sort

    New supplier

  • VK2 mk7 MENAQUINONE-7

  • Casno:

    2124-57-4

    VK2 mk7 MENAQUINONE-7

    Min.Order: 25 Gram

    FOB Price:  USD $ 400.0-400.0

    Q1:Can you give me a discount price Surely,It depend on your qty Q2:How can i get a sample free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future. Q3: How

    DB Biotech co., ltd is a global and professional supplier for plant extracts and functional ingredients, the company is based in XI’an city, which is famous city for the producttio

  •  DB BIOTECH CO., LTD

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86--1829 2989 553

    Address:No.99 Road, Xi'an, China

       Inquiry Now

  • Factory Supply with Best Price High Quality 99% Vitamin K2 Menaquinone-7

  • Casno:

    2124-57-4

    Factory Supply with Best Price High Quality 99% Vitamin K2 Menaquinone-7

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 25.0-125.0

    Why is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial for 34 years. 2) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days. 4) We have warehouse in USA with quickly shipment . 5) We c

    Sinoway Industrial co., ltd. was established in 1987 in Xiamen, China, and now has been a leading group specialized in research, development, custom manufacturing and trading of ph

  •  Sinoway Industrial Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-592-583819

    Address:16/F,Huicheng Comm,Complex,No839 XiaHe Rd, Xiamen,China

       Inquiry Now

  • Vitamin K2(35),MK-7 CAS 2124-57-4

  • Casno:

    2124-57-4

    Vitamin K2(35),MK-7 CAS 2124-57-4

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 2800.0-3000.0

    Type: Vitamin K2(35),MK-7,CAS: 2124-57-4 Form: Powder Part: Seed Extraction Type: Solvent Extraction Packaging: Drum, Vacuum Packed, Other Place of Origin: S

    Kono Chem Co.,Ltd is a leading producer of standardized herbal extracts, natural active ingredients and APIs for pharmaceutical, health food and cosmetic industries. Annually, mo

  •  Kono Chem Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:86-29-86107037-8015

    Address:No.11 Daqing Road,Lianhu District,Xi’an 710082,China

       Inquiry Now

  • High quality Vitamin K2 Mk7 Menaquinone-7 Powder

  • Casno:

    2124-57-4

    MSDS/COA Download

    High quality Vitamin K2 Mk7 Menaquinone-7 Powder

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 120.0-133.0

    We are: Focus on the research, production and sale of Plant and Animal extract, Medical intermediate, complete coverage six industries. Product grade: Medicine, Health care product, Cosmetics, Food,Feed, Biopesticide. Hot selling market: Europe,

    Xi 'an Quanao Biotech Co., Ltd. with 10 years experience in plant extract filed. Focus on the research, production and sale of Plant and Animal extract ,Medical intermediate ,compl

  •  Xi'an Quanao Biotech Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-29-86719484

    Address:B-1604,Juncheng Guoji, Taiyuan Road, Weiyang distirct

       Inquiry Now

  • 2124-57-4 Vitamin K2(35)

  • Casno:

    2124-57-4

    2124-57-4 Vitamin K2(35)

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 2.0-2.0

    Hebei yanxi chemical co., LTD is a professional research, development and production Cyromazine、lead diacetate trihydrate /Lead acetate trihydrateC、 2-phenylacetamide 、 4-Aminophenyl-1-phenethylpiperidine 、Citric acid monohydrate 、 Citric acid/c

    Hebei yanxi chemical co. LTD. has expanded a compositive entity from initially only as a small manufacturer. The company dedicated to the development, production and marketing of

  •  Hebei yanxi chemical co.,LTD.

    China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:86-0311-66561638

    Address:Zhang zhe, guangzong county, xingtai city, hebei province

       Inquiry Now

  • Factory Price API 99% Vitamin K2(35) 2124-57-4 GMP Manufacturer

  • Casno:

    2124-57-4

    Factory Price API 99% Vitamin K2(35) 2124-57-4 GMP Manufacturer

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.1-0.1

    1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s

    Xi'an Xszo Chem Co. Ltd is a wholly-owned subsidiary of the SZO Chem Group. SZO Group is composed of Xi'an Xszo Chem Co. Ltd & Shaanxi SZO Tech Co., Ltd. SZO industry Group have mo

  •  Xi'an Xszo Chem Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-029-88698540

    Address:No.16,Jingqin Rd. JingWei Industrial park,Shaanxi,China,710200

       Inquiry Now

  • K2MK7 Powder Menaquinone-7 1% Vitamin K2 MK7

  • Casno:

    2124-57-4

    K2MK7 Powder Menaquinone-7 1% Vitamin K2 MK7

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 450.0-530.0

    The company was established in August 2014. It is a modern advanced enterprise specializing in the research and production of API, natural plant extracts and active cosmetic ingredients. The headquartered of the company is in the suburbs of Xi'a

    The company was established in August 2014. It is a modern and advanced enterprise specializing in the research and production of natural plant extracts and active cosmetic ingredi

  •  Shaanxi Yuantai Biological Technology Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel::+86-029-86478251 Fax:+86-029-86119593

    Address:Shaanxi Province, Xi'an,Fengcheng road 4,Zhongdeng city garden, building 5,

       Inquiry Now

  • Eastling Supply Natural and Synthetic Vitamin K2 MK7

  • Casno:

    2124-57-4

    Eastling Supply Natural and Synthetic Vitamin K2 MK7

    Min.Order: 100 Gram

    FOB Price:  USD $ 21.9-183.0

    Product Name：Vitamin K2 MK7 Appearance：Light yellow powder Assay: 0.5%-2% Shipping method: Fedex, DHL, TNT, Sea, Air or as you wish Type: natural and synthetic Package: Aluminum Foil Bag Hot Market: Europe, America, Asia Usage: Food,Cosmetics,

    Xi'an Eastling biotech Co., Ltd. is dedicated to the research and development, production, and sales of natural plant extracts; With nearly 15 years of experience in identifying, r

  •  Xi`an Eastling Biotech Co., Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-156-91766041

    Address:No. 201, Unit 4, Building 9, Hongqi Community, Tanjia Street, Weiyang District, Xi 'an, Shaanxi

       Inquiry Now

  • MK7/ Menaquinone-7/ Vitamin K2/ Menatetrenone CAS 2124-57-4

  • Casno:

    2124-57-4

    MK7/ Menaquinone-7/ Vitamin K2/ Menatetrenone CAS 2124-57-4

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Zorui combines R&D, production and sales into its operations, While continuously providing high-quality raw materials, we also provide and optimize technical solutions for customers to achieve mutual benefit. We adhere to the "quality, integ

    Shanxi Zorui Biotechnology Co. Ltd. Is a professional Manufacturer of chemicals and ingredients in China, mainly involves in production and exportation of EDTA series, activated ca

  •  Shanxi Zorui Biotechnology Co.Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Other

    Tel:86-13546018581

    Address:Huiquan Square F14, No.1450 SH Caohejing Hi-Tech Park

       Inquiry Now

  • Vitamin K2

  • Casno:

    2124-57-4

    Vitamin K2

    Min.Order: 1 Metric Ton

    FOB Price:  USD $ 0.0-0.0

    Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

    Colorcom Ltd. is the solely invested company of Colorcom Group. Colorcom Group is a revolutionary global company specializing in international business, with facilities and operati

  •  COLORCOM LTD.

    China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:+86-571-89007001

    Address:ROOM 707, BUILDING 19, HUAXIA CENTER, CANGQIAN SUBDISTRICT, YUHANG DISTRICT, HANGZHOU CITY, ZHEJIANG PROVINCE, CHINA.

       Inquiry Now

  • Menaquinone 7

  • Casno:

    2124-57-4

    MSDS/COA Download

    Menaquinone 7

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 5.0-5.0

    As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem’s R&D center offer custom synthesis according to the contract research and development services for the fine c

    Dayang Chem (Hangzhou) Co.,Ltd. dedicated to the development, production and marketing of chemicals which is specialized in Organic compounds; Active Pharmaceutical Ingredi

  •  Dayang Chem (Hangzhou) Co.,Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-88938639

    Address:9/F, Unit 2 Changdi Torch Building, 259# WenSan Road, Xihu District, Hangzhou City 310012, P.R.China

       Inquiry Now

  • Menaquinone 7

  • Casno:

    2124-57-4

    Menaquinone 7

    Min.Order: 5 Kiloliter

    FOB Price:  USD $ 1.2-5.0

    Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block

    Our main production base is located in Xuzhou industry park. We produce a wide range of organics including Fine chemicals, Active pharmaceutical ingredients(APIs), Veterinary, In

  •  Chemwill Asia Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Manufacturers

    Tel:021-51086038

    Address:High-Tech Industrial park,Chemical Economical Development Zone,Xuzhou, Jiangsu-Province, P.R.China

       Inquiry Now

  • Vitamin K2(35) Manufacturer

  • Casno:

    2124-57-4

    Vitamin K2(35) Manufacturer

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 1.0-1.0

    Advantage : LIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc. We are specialized in chemical synthesis, process development of

    LIDE PHARMACEUTICALS LIMITED is one of the fastest growing pharmaceutical company in China. We have developed strategic partnership with our manufacturing associates having state o

  •  LIDE PHARMACEUTICALS LIMITED

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-25-58409506

    Address:11F, Building A1, No.288 North Zhongshan Road, Gulou District, Nanjing,210003, P.R.China.

       Inquiry Now

  • Menlaquinone 7 2124-57-4

  • Casno:

    2124-57-4

    Menlaquinone 7 2124-57-4

    Min.Order: 5 Kilogram

    FOB Price:  USD $ 20.0-80.0

    CAS: 2124-57-4 Chemical formula: C46H64O2 Molecular weight: 649 Density: 0.961 Melting point: 54 ° C Boiling point: bp0.0002 200 ° (some dec) Solubility: Chloroform (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly) Storage conditions:

    Our company specializes in processing and selling chemical raw materials, chemical th Asia, Europe, America, Africa and other more than 20 countries and regions. ? Companies adheri

  •  Hebei Nengqian Chemical Import and Export Co., LTD

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86 15632961819

    Address:hebei

       Inquiry Now

  • Top qualityCAS 2124-57-4 with best price

  • Casno:

    2124-57-4

    Top qualityCAS 2124-57-4 with best price

    Min.Order: 10 Gram

    FOB Price:  USD $ 146.0-176.0

    WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

    Zhuo Zhou Wen Xi Import and Export Co., Ltd. is a company mainly engaged in the export of pharmaceutical raw materials. Its parent company is （Wen Xi Pharma）, including three subs

  •  Zhuozhou Wenxi import and Export Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-13111626072

    Address:Room 1710, Baoxin International Phase I, 19 Guanyun East Road, Zhuozhou, Hebei

       Inquiry Now

  • Vitamin K2（35）, MK-7, Menatetrenone

  • Casno:

    2124-57-4

    Vitamin K2（35）, MK-7, Menatetrenone

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Appearance:Light yellow powder Storage:ln stock Package:25kg/Barrel Application:Very important fat-soluble vitamin Transportation:Express/Sea/Air Port:Any port of China

    Sartort Biopharma is a leading company engaging in the production of Intermediates, fine chemicals, Ionic liquids and 3D printing materials. It has such controlled subsidiaries as

  •  Hangzhou Sartort Biopharma Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-571-87039693

    Address:No. 57, Tech Park Road, Hangzhou, Zhejiang, China

       Inquiry Now

  • Methyl carbamat

  • Casno:

    2124-57-4

    Methyl carbamat

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    Vitamin K2(35) Basic information Product Name: Vitamin K2(35) Synonyms: MENAQUINONE-7;(all-E)-2-(3,7,11,15,19,23,27-Heptamethyl-2,6,10,14,18,22,26-octacosaheptaenyl)-3-methyl-1,4-naphthalenedione;Menaquinone K7;Vitamin K2(35);Vitamin MK 7;Menl

    SHANGHAI MINSTAR CHEMICAL CO., LTD. is a leading, experienced, professional supplier of API & intermediates, plant extract, food additive, fine chemicals and industry chemicals, et

  •  Shanghai Minstar Chemical Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:0086-21-18019205509

    Address:BUILDING 8, NO.1098, CHUANSHA ROAD, SHANGHAI, CHINA

       Inquiry Now

  • Vitamin K2(35)

  • Casno:

    2124-57-4

    Vitamin K2(35)

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    1.In No Less 10 years exporting experience. you can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specializ

    Shanghai Upbio Tech Co.,Ltd (Former Onchem (China)Co.,Ltd) is a comprehensive manufacturer and an international distribution of chemicals throughout the world, The predecessor of

  •  Shanghai Upbio Tech Co.,Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-21-52196435

    Address:No.2 Floor,No.979 Yunhan Rd,Nicheng,Pudong New Area,Shanghai,China

       Inquiry Now

  • Vitamins, Vitamin K2(35) CAS:2124-57-4

  • Casno:

    2124-57-4

    Vitamins, Vitamin K2(35) CAS:2124-57-4

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 400.0-420.0

    Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese

    Baoji Guokang Healthchem co.,ltd located in Baoji High-tech Zone,is epitomizing international,cooperative and honest.We are a young company full of action and energy,and our profes

  •  Baoji Guokang Healthchem co.,ltd

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-917-3909592

    Address:China

       Inquiry Now

  • Vitamin K2(35) CAS:2124-57-4

  • Casno:

    2124-57-4

    Vitamin K2(35) CAS:2124-57-4

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    Vitamin K2(35) CAS:2124-57-4 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediat

    Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, speciali

  •  Qingdao Beluga Import and Export Co., LTD

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+8613854236000

    Address:qingdao

       Inquiry Now

  • Vitamin K2(35)

  • Casno:

    2124-57-4

    Vitamin K2(35)

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

    Shandong Hanjiang Chemical Co., Ltd. is located in Zibo City, Shandong Province, China. It is a biotechnology enterprise engaged in the R&D, production and sales of drugs, steroids

  •  Shandong Hanjiang Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86 18369939125

    Address:No.25A Qilu Industrial Park

       Inquiry Now

  • Vitamin K2(35)CAS： 2124-57-4

  • Casno:

    2124-57-4

    Vitamin K2(35)CAS： 2124-57-4

    Min.Order: 100 Metric Ton

    FOB Price:  USD $ 0.0-0.0

    Triumph has the complete production of G- KG - MT service chain,we can make the new technology into productivity quickly in the research and development of new products. Main Service 1.Own made fine chemical products 2.Out

    Triumph International Development Limilted is engaged in the API, pharmaceutical intermediates research and developmen.Adhering to the "customer first" business philosophy,we suppl

  •  Triumph International Development Limilted

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-536-7971999

    Address:Yinhai Road,Shouguang

       Inquiry Now

  • VITAMIN MK 7

  • Casno:

    2124-57-4

    VITAMIN MK 7

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

    AFINE CHEMICALS LIMITED is specialized in the fine chemicals and pharmaceuticals and we have enjoyed great popularity in world markets. Since 2005, we have been rapidly growing to

  •  Afine Chemicals Limited

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-85134551

    Address:No. 206 Zhen Hua Road, Hangzhou 310030, Zhejiang, China

       Inquiry Now

  • MK-7

  • Casno:

    2124-57-4

    MK-7

    Min.Order: 4 Kilogram

    FOB Price:  USD $ 0.0-0.0

    A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc

    T&W GROUP was established in 2007, headquartered in Shanghai, China. By integrating people, technology and potential, we endeavor to work for a better life. We are in the business

  •  SHANGHAI T&W PHARMACEUTICAL CO., LTD.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-21-61551611

    Address:601, No. 1, 2277 Nong, Zu Chongzhi Road, Zhangjiang Hightech. Park, Pudong

       Inquiry Now

  • Vitamin K2(35)

  • Casno:

    2124-57-4

    Vitamin K2(35)

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

    J&H Chemical is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other

  •  Hangzhou J&H Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-571-87396432

    Address:No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China

       Inquiry Now

  • Vitamin K2 MK7

  • Casno:

    2124-57-4

    Vitamin K2 MK7

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 1.0-5.0

    1.high purity 2.consistent quality 3.competitive price 4.fast shipping Binbo Biological Products Co. Ltd., is a professional high-tech enterprise which engaged in Biological products and raw materials. Binbo is engaged in R&D with perfect eq

  •  Binbo Biological Co., Ltd

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86 186 2906 3126

    Address:No.1 Fengcheng Road

       Inquiry Now

  • high quality of Vitamin K2 MK-7 2124-57-4

  • Casno:

    2124-57-4

    high quality of Vitamin K2 MK-7 2124-57-4

    Min.Order: 10 Gram

    FOB Price:  USD $ 100.0-100.0

    Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

    Hangyu Biotech is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and O

  •  Zibo Hangyu Biotechnology Development Co., Ltd

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-15965530500

    Address:Room1701, Tianxing Building,Licheng district, jinan, Shandong, China

       Inquiry Now

  • Vitamin K2(35)

  • Casno:

    2124-57-4

    Vitamin K2(35)

    Min.Order: 10 Gram

    FOB Price:  USD $ 0.0-0.0

    Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site

    TaiChem was established in 2015 and registered in China medical city - Taizhou, Jiangsu Province. The company has about 1800 square meters of class A plant facility. TaiChem focuse

  •  TaiChem Taizhou Limited

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-0523-86810091

    Address:Changjiang Dadao 18

       Inquiry Now

  • Menlaquinone 7

  • Casno:

    2124-57-4

    Menlaquinone 7

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    Lyander’s R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. Lyander can provide different quantities of cu

    Email:yuantingting19@lyander.com Lyander’s R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical,

  •  Lyander (Xiamen) Medical Technology Co., LTD

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-15715194137

    Address:xiamen

       Inquiry Now

  • TIANFU-CHEM CAS:2124-57-4 Vitamin K2(35)

  • Casno:

    2124-57-4

    TIANFU-CHEM CAS:2124-57-4 Vitamin K2(35)

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    Vitamin K2(35) Basic information Product Name: Vitamin K2(35) Synonyms: MENAQUINONE-7;(all-E)-2-(3,7,11,15,19,23,27-Heptamethyl-2,6,10,14,18,22,26-octacosaheptaenyl)-3-methyl-1,4-naphtha

    Our company engages in Electronic chemicals such as OLED，Photoresist chemical，Electrolyte additive and Intermediate Pharmaceutical production; development of noble metal catalysts,

  •  Henan Tianfu Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-371-55170693/55170694

    Address:Zhengzhou International Trade New Territory,Jinshui District,Zhengzhou ,China

       Inquiry Now

  • Enke Vitamin K2(35)

  • Casno:

    2124-57-4

    Enke Vitamin K2(35)

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 300.0-400.0

    Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new api, in

    Cangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,an

  •  Enke Pharma-tech Co.,Ltd. （Cangzhou, China ）

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:0086-317-5106598

    Address:40# Shuiyuesi Street, Cangzhou City,Hebei Province, China.

       Inquiry Now

  • Menlaquinone 7

  • Casno:

    2124-57-4

    Menlaquinone 7

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

    Zibo Dorne chemical technology co., LTD. is a biotechnology enterprise engaged in the R&D, production and sales of drugs, steroids, peptides, raw materials, vitamins, food additive

  •  Zibo Dorne chemical technology co. LTD

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-18560316533

    Address:No. 416, 4th floor, zhongguancun science and technology city, no. 1, west 6th road, zhangdian district

       Inquiry Now

  • High Purity Vitamin K2(35)

  • Casno:

    2124-57-4

    High Purity Vitamin K2(35)

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Our Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an

    Jiangsu Qianyu Molecular Technology Co., LTD. Jiangsu Qianyu Molecular Technology is a high-tech medical and health enterprise,located in a developed transportation city Xuzhou, Ch

  •  Jiangsu Qianyu Molecular Technology Co., LTD.

    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86 18652199763

    Address:No.2-812, Zhongyin Plaza,Yunlong District

       Inquiry Now

  • Best Quality Vitamin K2

  • Casno:

    2124-57-4

    Best Quality Vitamin K2

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Product name: Vitamin K2 CAS No.：2124-57-4 Molecule Formula：C46H64O2 Molecule Weight：648.99 Purity: 99.0% Package: 25kg/drum Description：White powder Manufacture Standards：Enterprise Standard TESTING ITEMS SPECIFI

    Siwei Development Group Ltd. is a reputed professional enterprise in China dedicated to the Amino Acids production and sales of fine chemical products.Over the years we have been m

  •  Siwei Development Group Ltd.

    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-571-82881840

    Address:Rm2-2-503 Zhongdingyuan, Xianghurenjia Wenyan Xiaoshan, Hangzhou China

       Inquiry Now

  • MK-7 CAS NO.2124-57-4 CAS NO.2124-57-4

  • Casno:

    2124-57-4

    MK-7 CAS NO.2124-57-4 CAS NO.2124-57-4

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 18.0-20.0

    factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

    Founded in 2008, East Chemsources Limited is a professional manufacturer of supplier in food and beverage, pharmaceuticals, cosmetics and other industries. pharmaceutical field in

  •  EAST CHEMSOURCES LIMITED

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:15053231572

    Address:No.1581-12,Jinshui Road, Licang, Qingdao,China

       Inquiry Now

Post a RFQ

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

1

What can I do for you?
Get Best Price

Get Best Price for 2124-57-4

Specification

The CAS register number of Vitamin K2(35) is 2124-57-4. It also can be called 1,4-Naphthalenedione, 2-(3,7,11,15,19,23,27-heptamethyl-2,6,10,14,18,22,26-octacosahept-aenyl)-3-methyl-, (all-E)- and the Systematic name about this chemical is 2-[(2E,6E,10E,14E,18E,22E)-3,7,11,15,19,23,27-heptamethyloctacosa-2,6,10,14,18,22,26-heptaenyl]-3-methylnaphthalene-1,4-dione.

Physical properties about Vitamin K2(35) are: (1)ACD/LogP: 17.05; (2)# of Rule of 5 Violations: 2; (3)ACD/LogD (pH 5.5): 17.04; (4)ACD/LogD (pH 7.4): 17.04; (5)ACD/BCF (pH 5.5): 1000000; (6)ACD/BCF (pH 7.4): 1000000; (7)ACD/KOC (pH 5.5): 10000000; (8)ACD/KOC (pH 7.4): 10000000; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 20; (12)Polar Surface Area: 34.14Å2; (13)Index of Refraction: 1.532; (14)Molar Refractivity: 209.11 cm3; (15)Molar Volume: 674.7 cm3; (16)Surface Tension: 36 dyne/cm; (17)Density: 0.961 g/cm3; (18)Flash Point: 254.9 °C; (19)Enthalpy of Vaporization: 105.21 kJ/mol; (20)Boiling Point: 720.1 °C at 760 mmHg; (21)Vapour Pressure: 1.38E-20 mmHg at 25 °C.

You can still convert the following datas into molecular structure:
1.SMILES: O=C\2c1c(cccc1)C(=O)/C(=C/2C)C\C=C(/C)CC\C=C(/C)CC\C=C(/C)CC\C=C(/C)CC\C=C(/C)CC\C=C(/C)CC\C=C(/C)C
2.InChI: InChI=1/C46H64O2/c1-34(2)18-12-19-35(3)20-13-21-36(4)22-14-23-37(5)24-15-25-38(6)26-16-27-39(7)28-17-29-40(8)32-33-42-41(9)45(47)43-30-10-11-31-44(43)46(42)48/h10-11,18,20,22,24,26,28,30-32H,12-17,19,21,23,25,27,29,33H2,1-9H3/b35-20+,36-22+,37-24+,38-26+,39-28+,40-32+ 
3.InChIKey: RAKQPZMEYJZGPI-LJWNYQGCBT
4.Std. InChI: InChI=1S/C46H64O2/c1-34(2)18-12-19-35(3)20-13-21-36(4)22-14-23-37(5)24-15-25-38(6)26-16-27-39(7)28-17-29-40(8)32-33-42-41(9)45(47)43-30-10-11-31-44(43)46(42)48/h10-11,18,20,22,24,26,28,30-32H,12-17,19,21,23,25,27,29,33H2,1-9H3/b35-20+,36-22+,37-24+,38-26+,39-28+,40-32+