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2124-57-4

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Basic Information
CAS No.: 2124-57-4
Name: Vitamin K2(35)
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
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%
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
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
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  • VK2 mk7  MENAQUINONE-7

  • Casno:

    2124-57-4

    VK2 mk7 MENAQUINONE-7

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    2124-57-4

    Vitamin K2

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    2124-57-4

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     China (Mainland)  |  Contact Details

    Business Type:Trading Company

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  • Casno:

    2124-57-4

    Vitamin K2 MK7 / Menaquinone 7

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    Business Type:Lab/Research institutions

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  • Vitamin K2(35),MK-7 CAS 2124-57-4

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    2124-57-4

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

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    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

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    Business Type:Other

    Tel:86-29-86107037-8015

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

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  • Vitamin K2

  • Casno:

    2124-57-4

    Vitamin K2

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    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.

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  • Casno:

    2124-57-4

    2124-57-4 Vitamin K2(35)

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    Business Type:Manufacturers

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  • Casno:

    2124-57-4

    Eastling Supply Natural and Synthetic Vitamin K2 MK7

    Min.Order: 100 Gram

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    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,

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    Business Type:Trading Company

    Tel:+86-156-91766041

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

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  • Casno:

    2124-57-4

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

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    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.

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    Tel:86-13546018581

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

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  • Menaquinone 7

  • Casno:

    2124-57-4

    MSDS/COA Download

    Menaquinone 7

    Min.Order: 1 Kilogram

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    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.

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    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

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    2124-57-4

    Menaquinone 7

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  •  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

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  • Vitamin K2(35)

  • Casno:

    2124-57-4

    Vitamin K2(35)

    Min.Order: 1 Gram

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    Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED intermediates (Fluorene,Carbazole,Boric acid...) 4.Pharmaceutical intermediates

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     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:86-371-55170693/55170694

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

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  • Casno:

    2124-57-4

    Vitamin K2(35) Manufacturer

    Min.Order: 1 Gram

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    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.

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  • Menaquinone 7 CAS: 2124-57-4

  • Casno:

    2124-57-4

    Vitamin K2(35)

    Min.Order: 1 Kilogram

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    With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

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  •  Hebei Nengqian Chemical Import and Export Co., LTD

     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86 13910575315

    Address:hebei

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  • Top qualityCAS 2124-57-4  with best price

  • Casno:

    2124-57-4

    Top qualityCAS 2124-57-4 with best price

    Min.Order: 10 Gram

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    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

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     China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:+86-13111626072

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

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

  • Casno:

    2124-57-4

    Vitamin K2(35), MK-7, Menatetrenone

    Min.Order: 1 Kilogram

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    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

    Founded in 2005, Sartort, located in Hangzhou, is a leading company engaging in chemistry, pharmaceutical and advanced materials. At present, Sartort has such controlled subsidi

  •  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

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  • Vitamin K2(35)

  • Casno:

    2124-57-4

    Good Quality Menaquinone 7 CAS 2124-57-4

    Min.Order: 1 Kilogram

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    Hubei Yuanmeng Biological Technology Co., Ltd., which is located in Wuhan, China. We are specializing in the exportation of APIs, and plant extracts ect. Our products has been exported to America, Australia, Brazil, the Europe, Middle East and other

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    Business Type:Trading Company

    Tel:86-027-68897569

    Address:Hongshan District

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  • Methyl carbamat

  • Casno:

    2124-57-4

    Methyl carbamat

    Min.Order: 1 Gram

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    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

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    Business Type:Lab/Research institutions

    Tel:0086-21-18019205509

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

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    2124-57-4

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

    Min.Order: 1 Kilogram

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    Business Type:Trading Company

    Tel:86-917-3909592

    Address:China

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  • Vitamin K2(35) CAS:2124-57-4

  • Casno:

    2124-57-4

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

    Min.Order: 1 Gram

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    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

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     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+8613854236000

    Address:qingdao

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  • Vitamin K2(MK-7)

  • Casno:

    2124-57-4

    Vitamin K2(MK-7)

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 350.0-350.0

    SAFETY DATA SHEETS According to the UN GHS revision 10 Version: 1.0 Creation Date: July 15, 2019 Revision Date: July 15, 2019 SECTION 1: Identification 1.1GHS Product identifier Product name menaquinone-7 1.2Other me

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  •  Qingdao Bravery International Trade Co., Ltd

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    Business Type:Trading Company

    Tel:188-5422-6718

    Address:No 216, Tongchuan Road Licang Area, Qingdao City, China

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  • Casno:

    2124-57-4

    MSDS/COA Download

    VITAMIN MK 7

    Min.Order: 100 Gram

    FOB Price:  USD $ 18000.0-18000.0

    Vitamin K2 (MK-7) Our Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded compa

    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

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  • 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 Hanson 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 email in time. produc

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  •  Shandong Hanjiang Chemical Co., Ltd.

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86 18369939125

    Address:No.25A Qilu Industrial Park

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  • 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

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    China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86-536-7971999

    Address:Yinhai Road,Shouguang

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  • Vitamin K2(35)

  • Casno:

    2124-57-4

    CAS 2124-57-4 Menaquinone Vitamin K2 Powder

    Min.Order: 1 Gram

    FOB Price:  USD $ 0.0-0.0

    We guarantee 100% of your packages Safety pass through the USA, Mexico, UK, Australia,Canada ,Brazil, France, Germany, Spain, Belgium, Sweden, the Netherlands and son on. Safe shipping and delivery, free of EU customs clearance. We will ship by spec

    Hebei Ganmiao New Materials Technology Co., Ltd. is a professional production enterprise that integrates scientific research, production, processing, and export, mainly engaged in

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    China (Mainland)  |  Contact Details

    Business Type:Trading Company

    Tel:86-173-34364014

    Address:Room 203, Yuetong Hotel, No. 89-4 Shizhuang Road, Hezuo Road Street, Xinhua District, Shijiazhuang City, Hebei Province

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  • Menaquinone 7

  • Casno:

    2124-57-4

    Menaquinone 7

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

    Hello, dear friend! 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 email in time. product quality 1.The product quality h

    Suzhou senfeida Chemical Co., Ltd. is located in Hushuguan economic and Technological Development Zone, Suzhou high tech Zone. It is a civilian chemical enterprise that produces an

  •  Suzhou Senfeida Chemical Co., Ltd

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:186-624-33356

    Address:Hushuguan Economic and Technological Development Zone, Suzhou High-tech Zone

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  • 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

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  • High quality Vitamin K2(35)(MK-7) with factory price

  • Casno:

    2124-57-4

    High quality Vitamin K2(35)(MK-7) with factory price

    Min.Order: 1 Gram

    FOB Price:  USD $ 15.0-20.0

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  • Vitamin K2(35)

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    2124-57-4

    Vitamin K2(35)

    Min.Order: 0

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  • 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

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  • Vitamin K2(35)

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    2124-57-4

    Vitamin K2(35)

    Min.Order: 1 Kilogram

    FOB Price:  USD $ 0.0-0.0

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    2124-57-4

    Vitamin K2(35)

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    2124-57-4

    Vitamin K2(35)

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  • Vitamin K2(35)

  • Casno:

    2124-57-4

    Vitamin K2(35)

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  • Vitamin K2(35)

  • Casno:

    2124-57-4

    Vitamin K2(35)

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    FOB Price:  USD $ 0.0-0.0

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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+