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Isophytol Manufacturer/High quality/Best price/In stock
Cas No: 505-32-8
USD $ 3.0-3.0 / Kilogram 1 Kilogram 1-100 Metric Ton/Month Dayang Chem (Hangzhou) Co.,Ltd. Contact Supplier
ISOPHYTOL CAS:505-32-8 Safe delivery Free of customs clearance
Cas No: 505-32-8
USD $ 1.0-10.0 / Kilogram 1 Kilogram 5000 Kilogram/Month WUHAN MULEI NEW MATERIAL CO., LTD Contact Supplier
High purity Isophytol CAS 505-32-8 used as intermediate of Vitamin E and Vitamin K
Cas No: 505-32-8
USD $ 50.0-70.0 / Kilogram 25 Kilogram 20 Metric Ton/Month Wuhan Fortuna Chemical Co.,Ltd Contact Supplier
Isophytol
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Pharmaceutical Grade CAS 505-32-8 with competitive price
Cas No: 505-32-8
USD $ 139.0-210.0 / Kilogram 1 Kilogram 1000 Kilogram/Day Zhuozhou Wenxi import and Export Co., Ltd Contact Supplier
1-Hexadecen-3-ol,3,7,11,15-tetramethyl-
Cas No: 505-32-8
USD $ 10.0-1000.0 / Gram 10 Gram 8000 Kilogram/Month HUBEI AOKS BIO-TECH CO.,LTD Contact Supplier
1-Hexadecen-3-ol,3,7,11,15-tetramethyl- 505-32-8
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1-Hexadecen-3-ol,3,7,11,15-tetramethyl- factory
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1-Hexadecen-3-ol,3,7,11,15-tetramethyl- CAS NO.505-32-8 supplier
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1-Hexadecen-3-ol,3,7,11,15-tetramethyl-
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505-32-8 Usage

Uses

preparation of vitamins E and K1.

Chemical Properties

colourless viscous liquid
InChI:InChI=1/C20H40O/c1-7-20(6,21)16-10-15-19(5)14-9-13-18(4)12-8-11-17(2)3/h7,17-19,21H,1,8-16H2,2-6H3

505-32-8 Well-known Company Product Price

Brand (Code)Product description CAS number Packaging Price Detail
TCI America (I0145)  Isophytol  >95.0%(GC) 505-32-8 100mL 670.00CNY Detail
TCI America (I0145)  Isophytol  >95.0%(GC) 505-32-8 25mL 250.00CNY Detail

505-32-8SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 11, 2017

Revision Date: Aug 11, 2017

1.Identification

1.1 GHS Product identifier

Product name 3,7,11,15-tetramethylhexadec-1-en-3-ol

1.2 Other means of identification

Product number -
Other names ISOPHYTOL

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only. Food additives -> Flavoring Agents
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:505-32-8 SDS

505-32-8Synthetic route

3,7,11,15-tetramethyl-1-hexadecyne-3-ol
29171-23-1

3,7,11,15-tetramethyl-1-hexadecyne-3-ol

A

dihydroisophytol
20685-73-8, 85761-30-4

dihydroisophytol

B

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
With hydrogen; silica gel In ethanol at 69.9℃; under 3750.3 Torr;A 99.4%
B 0.6%
With hydrogen; silica gel In ethanol at 29.9℃; under 3750.3 Torr;A 48%
B 52%
With hydrogen; Ni(C17H35COO)2; triethylaluminum In toluene at 40℃; Kinetics; Object of study: selectivity;
With quinoline; hydrogen; Lindlar catalyst with MnCl2 doping salt In n-heptane at 25℃; under 735 - 738 Torr; Product distribution; without doping salt;
With hydrogen; ShPAK-0.5 modified by Zn(OAc)2 + NH3 In isopropyl alcohol at 50℃; under 735.508 - 1471.02 Torr; for 5h;
3-Bromomethyl-2-methyl-2-(4,8,12-trimethyl-tridecyl)-oxirane
135508-17-7

3-Bromomethyl-2-methyl-2-(4,8,12-trimethyl-tridecyl)-oxirane

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
With copper(l) iodide; zinc In ethanol sonication;94%
3-Iodomethyl-2-methyl-2-(4,8,12-trimethyl-tridecyl)-oxirane
135787-83-6

3-Iodomethyl-2-methyl-2-(4,8,12-trimethyl-tridecyl)-oxirane

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
With copper(l) iodide; zinc In ethanol sonication;94%
3,7,11,15-tetramethyl-1-hexadecyne-3-ol
29171-23-1

3,7,11,15-tetramethyl-1-hexadecyne-3-ol

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
With 2,2'-ethane-1,2-diylbissulfanyl-bis-ethanol; hydrogen; Pd/ZnO/sintered metal fibers (SMF) catalyst at 80℃; under 3000.3 Torr; for 4.5h; Product distribution / selectivity;93.7%
With hydrogen; 2,2'-ethane-1,2-diylbissulfanyl-bis-ethanol at 80℃; under 1500.15 Torr; for 4h; Product distribution / selectivity; Autoclave;89.6%
With methanol; palladium on activated charcoal; hydrogen
Vinyl bromide
593-60-2

Vinyl bromide

6,10,14-Trimethyl-2-pentadecanon
502-69-2

6,10,14-Trimethyl-2-pentadecanon

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Stage #1: Vinyl bromide With magnesium In tetrahydrofuran Metallation;
Stage #2: 6,10,14-Trimethyl-2-pentadecanon In tetrahydrofuran at 0 - 20℃; for 14h; Grignard reaction;
90%
6,10,14-Trimethyl-2-pentadecanon
502-69-2

6,10,14-Trimethyl-2-pentadecanon

vinylmagnesium chloride
3536-96-7

vinylmagnesium chloride

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
In tetrahydrofuran Grignard reaction;85%
In tert-butyl methyl ether at 0 - 5℃; for 2h;85%
at 0 - 5℃; for 2h; Inert atmosphere;42.6 g
C21H42O4S

C21H42O4S

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
With naphthalen-1-yl-lithium In tetrahydrofuran at -25℃; for 0.166667h;84%
6,10,14-Trimethyl-2-pentadecanon
502-69-2

6,10,14-Trimethyl-2-pentadecanon

vinyl magnesium bromide
1826-67-1

vinyl magnesium bromide

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
In tetrahydrofuran 1.) r.t. 2.) reflux 2 h;80%
[3-methyl-3-(4,8,12-trimethyl-tridecyl)-oxiranyl]-methanol
107438-44-8

[3-methyl-3-(4,8,12-trimethyl-tridecyl)-oxiranyl]-methanol

A

neophytadiene
504-96-1, 508181-25-7

neophytadiene

B

isophytol
505-32-8

isophytol

C

3,7,11,15-tetramethyl-2-hexadecen-1-ol
7541-49-3

3,7,11,15-tetramethyl-2-hexadecen-1-ol

Conditions
ConditionsYield
With methyltrioxorhenium(VII); triphenylphosphine In toluene for 3h; Reflux;A 7.4%
B n/a
C n/a
6,10,14-Trimethyl-2-pentadecanon
502-69-2

6,10,14-Trimethyl-2-pentadecanon

allylmagnesium bromide
2622-05-1

allylmagnesium bromide

isophytol
505-32-8

isophytol

5-benzenesulfonyl-3,7,11,15-tetramethyl-hexadec-1-en-3-ol
60012-66-0

5-benzenesulfonyl-3,7,11,15-tetramethyl-hexadec-1-en-3-ol

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
With sodium amalgam In methanol
Toluene-4-sulfonic acid (R)-1-(1-hydroxy-1-methyl-allyl)-4,8,12-trimethyl-tridecyl ester

Toluene-4-sulfonic acid (R)-1-(1-hydroxy-1-methyl-allyl)-4,8,12-trimethyl-tridecyl ester

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
With lithium aluminium tetrahydride In diethyl ether
methanol
67-56-1

methanol

3,7,11,15-tetramethyl-1-hexadecyne-3-ol
29171-23-1

3,7,11,15-tetramethyl-1-hexadecyne-3-ol

hydrogen

hydrogen

palladium

palladium

calcium carbonate

calcium carbonate

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Hydrogenation;
2,2-Ethylenedioxy-6,10,14-trimethylpentadecane
58475-03-9

2,2-Ethylenedioxy-6,10,14-trimethylpentadecane

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 85 percent / 5 percent aq. H2SO4 / acetone / 10 h / 20 °C
2: 85 percent / tetrahydrofuran
View Scheme
6,10,14-Trimethyl-5-pentadecen-2-one
3689-69-8

6,10,14-Trimethyl-5-pentadecen-2-one

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 90 percent / H2 / Pd/C
2: 85 percent / tetrahydrofuran
View Scheme
2,2-Ethylenedioxy-6,10,14-trimethyl-5-pentadecene

2,2-Ethylenedioxy-6,10,14-trimethyl-5-pentadecene

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 92 percent / H2 / 5 percent Pd/C / ethyl acetate / 5 h / 20 °C
2: 85 percent / 5 percent aq. H2SO4 / acetone / 10 h / 20 °C
3: 85 percent / tetrahydrofuran
View Scheme
6,10,14-trimethyl-5,9,13-pentadecatriene-2-on
1117-52-8

6,10,14-trimethyl-5,9,13-pentadecatriene-2-on

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: 0.6 g / H2 / 10 percent Pd/C / ethanol / 72 h / 20 °C
2.1: Mg / tetrahydrofuran
2.2: 90 percent / tetrahydrofuran / 14 h / 0 - 20 °C
View Scheme
Multi-step reaction with 2 steps
1: H2 / Pd-C
View Scheme
Multi-step reaction with 2 steps
1: palladium on activated charcoal; hydrogen / isopropyl alcohol / 3 h / 100 °C
2: 2 h / 0 - 5 °C / Inert atmosphere
View Scheme
Multi-step reaction with 2 steps
1: hydrogen; palladium 10% on activated carbon / ethanol / 24 h / 20 °C / 1520.1 Torr
2: tert-butyl methyl ether / 2 h / 0 - 5 °C
View Scheme
trans,trans,trans-1,5,9-trimethyl-1,5,9-cyclododecatriene
21064-19-7

trans,trans,trans-1,5,9-trimethyl-1,5,9-cyclododecatriene

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: O3; O2 / cyclohexane; methanol / 5 °C
1.2: 53 percent / H2 / Pd/CaCO3/PbO
2.1: t-BuOK / tetrahydrofuran / 2.5 h / -40 - 25 °C
2.2: 57 percent / tetrahydrofuran / 2 h / -78 - 25 °C
3.1: 0.6 g / H2 / 10 percent Pd/C / ethanol / 72 h / 20 °C
4.1: Mg / tetrahydrofuran
4.2: 90 percent / tetrahydrofuran / 14 h / 0 - 20 °C
View Scheme
4,8-Dimethyl-1,12-dioxotrideca-4E,8E-diene
63525-04-2

4,8-Dimethyl-1,12-dioxotrideca-4E,8E-diene

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: t-BuOK / tetrahydrofuran / 2.5 h / -40 - 25 °C
1.2: 57 percent / tetrahydrofuran / 2 h / -78 - 25 °C
2.1: 0.6 g / H2 / 10 percent Pd/C / ethanol / 72 h / 20 °C
3.1: Mg / tetrahydrofuran
3.2: 90 percent / tetrahydrofuran / 14 h / 0 - 20 °C
View Scheme
(4R)-hydroxyisophytol

(4R)-hydroxyisophytol

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: pyridine
2: LiAlH4 / diethyl ether
View Scheme
3,7,11-trimethyldodecyl alcohol
6750-34-1

3,7,11-trimethyldodecyl alcohol

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 83 percent / triethylamine / CH2Cl2 / 0.5 h / -5 °C
2: 70 percent / benzene / 10 h / Heating
3: 60 percent / KOH / methanol; H2O / 4 h / Heating
4: 80 percent / tetrahydrofuran / 1.) r.t. 2.) reflux 2 h
View Scheme
Multi-step reaction with 4 steps
1: PBr3, Py
2: dimethylformamide
3: nBuLi / tetrahydrofuran
4: Na-Hg / methanol
View Scheme
trans geranyl acetone
3796-70-1

trans geranyl acetone

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1: 1) NaH / tetrahydrofuran / 1.) r. t., 6 h 3.) 50-55 deg C, 4 h
2: 90 percent / H2 / Pt/C / ethanol / 3102.9 Torr / Ambient temperature
3: 65 percent / 1) LAH / diethyl ether / 1) kept overnight 2) 2 h reflux
4: 83 percent / triethylamine / CH2Cl2 / 0.5 h / -5 °C
5: 70 percent / benzene / 10 h / Heating
6: 60 percent / KOH / methanol; H2O / 4 h / Heating
7: 80 percent / tetrahydrofuran / 1.) r.t. 2.) reflux 2 h
View Scheme
Multi-step reaction with 3 steps
1: tert-butyl methyl ether / 6 h / 0 °C / Inert atmosphere
2: hydrogen; palladium 10% on activated carbon / ethanol / 24 h / 20 °C / 1520.1 Torr
3: tert-butyl methyl ether / 2 h / 0 - 5 °C
View Scheme
ethyl 3,7,11-trimethyldodecanoate
52948-69-3

ethyl 3,7,11-trimethyldodecanoate

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: 65 percent / 1) LAH / diethyl ether / 1) kept overnight 2) 2 h reflux
2: 83 percent / triethylamine / CH2Cl2 / 0.5 h / -5 °C
3: 70 percent / benzene / 10 h / Heating
4: 60 percent / KOH / methanol; H2O / 4 h / Heating
5: 80 percent / tetrahydrofuran / 1.) r.t. 2.) reflux 2 h
View Scheme
ethyl 2-acetyl-5,9,13-trimethyltetradecanoate
65703-80-2, 66289-93-8

ethyl 2-acetyl-5,9,13-trimethyltetradecanoate

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 60 percent / KOH / methanol; H2O / 4 h / Heating
2: 80 percent / tetrahydrofuran / 1.) r.t. 2.) reflux 2 h
View Scheme
(2Z,6E)-ethyl 3,7,11-trimethyldodeca-2,6,10-trienoate
20085-71-6

(2Z,6E)-ethyl 3,7,11-trimethyldodeca-2,6,10-trienoate

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: 90 percent / H2 / Pt/C / ethanol / 3102.9 Torr / Ambient temperature
2: 65 percent / 1) LAH / diethyl ether / 1) kept overnight 2) 2 h reflux
3: 83 percent / triethylamine / CH2Cl2 / 0.5 h / -5 °C
4: 70 percent / benzene / 10 h / Heating
5: 60 percent / KOH / methanol; H2O / 4 h / Heating
6: 80 percent / tetrahydrofuran / 1.) r.t. 2.) reflux 2 h
View Scheme
1-mesyloxy-3,7,11-trimethyldodecane
76337-15-0

1-mesyloxy-3,7,11-trimethyldodecane

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 70 percent / benzene / 10 h / Heating
2: 60 percent / KOH / methanol; H2O / 4 h / Heating
3: 80 percent / tetrahydrofuran / 1.) r.t. 2.) reflux 2 h
View Scheme
2-<2-(phenylthio)ethyl>prop-2-en-1-ol
72445-15-9

2-<2-(phenylthio)ethyl>prop-2-en-1-ol

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 8 steps
1: Hg(OAc)2 / 24 h / Heating
2: xylene / 3 h / 140 °C
3: 62 percent / tetrahydrofuran / 2 h / Heating
4: 79 percent / t-BuOOH, V2O5
5: n-BuLi / tetrahydrofuran / 1 h / -78 °C
6: PdCl2, CuCl, O2 / dimethylformamide; H2O / 12 h / Ambient temperature
7: 1.) DBU, CH2Cl2, reflux, 1 hr 2.) Pd/C, H2, EtOH
View Scheme
(3-Vinyloxymethyl-but-3-enylsulfanyl)-benzene
78791-55-6

(3-Vinyloxymethyl-but-3-enylsulfanyl)-benzene

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1: xylene / 3 h / 140 °C
2: 62 percent / tetrahydrofuran / 2 h / Heating
3: 79 percent / t-BuOOH, V2O5
4: n-BuLi / tetrahydrofuran / 1 h / -78 °C
5: PdCl2, CuCl, O2 / dimethylformamide; H2O / 12 h / Ambient temperature
6: 1.) DBU, CH2Cl2, reflux, 1 hr 2.) Pd/C, H2, EtOH
View Scheme
4-Methylene-6-phenylsulfanyl-hexanal
78791-56-7

4-Methylene-6-phenylsulfanyl-hexanal

isophytol
505-32-8

isophytol

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: 62 percent / tetrahydrofuran / 2 h / Heating
2: 79 percent / t-BuOOH, V2O5
3: n-BuLi / tetrahydrofuran / 1 h / -78 °C
4: PdCl2, CuCl, O2 / dimethylformamide; H2O / 12 h / Ambient temperature
5: 1.) DBU, CH2Cl2, reflux, 1 hr 2.) Pd/C, H2, EtOH
View Scheme
titanium montmorillonite

titanium montmorillonite

isophytol
505-32-8

isophytol

Trimethylhydroquinone
700-13-0

Trimethylhydroquinone

Tocopherol
59-02-9

Tocopherol

Conditions
ConditionsYield
In octane100%
isophytol
505-32-8

isophytol

Trimethylhydroquinone
700-13-0

Trimethylhydroquinone

vitamin E
59-02-9

vitamin E

Conditions
ConditionsYield
With hydroxylated magnesium fluoride In 1,2-propylene cyclic carbonate; n-heptane at 100℃; for 3h;99.9%
With nanoscopic partly hydroxylated AlF3-50 In n-heptane; propylene carbonate at 100℃; for 1h; Friedel-Crafts alkylation;99.9%
With 2,6-di-tert-butyl-pyridine; trimethylsilyl pentafluorophenylbis(trifluoromethanesulfonyl)methide In n-heptane Heating;97%
isophytol
505-32-8

isophytol

Trimethylhydroquinone
700-13-0

Trimethylhydroquinone

Tocopherol
59-02-9

Tocopherol

Conditions
ConditionsYield
With hydrogenchloride; Zinc chloride In tetrachloromethane99.1%
With hydrogenchloride; sodium dithionite; Zinc chloride In toluene99.8%
With hydrogenchloride; zinc dibromide; zinc98.6%
2-methylpropyl acetate
110-19-0

2-methylpropyl acetate

isophytol
505-32-8

isophytol

Trimethylhydroquinone
700-13-0

Trimethylhydroquinone

Tocopherol
59-02-9

Tocopherol

Conditions
ConditionsYield
With hydrogenchloride; Zinc chloride In water; toluene99.6%
With hydrogenchloride; Zinc chloride In water; toluene98.6%
isophytol
505-32-8

isophytol

Trimethylhydroquinone
700-13-0

Trimethylhydroquinone

Diethyl carbonate
105-58-8

Diethyl carbonate

Tocopherol
59-02-9

Tocopherol

Conditions
ConditionsYield
With hydrogenchloride; sodium chloride; Zinc chloride In water; toluene99.2%
With hydrogen bromide; zinc dibromide In water99.1%
With hydrogenchloride; Zinc chloride In water; toluene98.9%
isophytol
505-32-8

isophytol

(7R,11R)-3,7,11,15-tetramethyl-2-hexadecenyl bromide
943232-38-0

(7R,11R)-3,7,11,15-tetramethyl-2-hexadecenyl bromide

Conditions
ConditionsYield
With pyridine; phosphorus tribromide In hexane at -10 - -7℃; for 3h;99%
isophytol
505-32-8

isophytol

Trimethylhydroquinone
700-13-0

Trimethylhydroquinone

butanone
78-93-3

butanone

Tocopherol
59-02-9

Tocopherol

Conditions
ConditionsYield
With sodium hydroxide; sodium chloride; scandium tris(trifluoromethanesulfonate) In ethyl acetate; toluene99%
isophytol
505-32-8

isophytol

Trimethylhydroquinone
700-13-0

Trimethylhydroquinone

butan-1-ol
71-36-3

butan-1-ol

Tocopherol
59-02-9

Tocopherol

Conditions
ConditionsYield
With hydrogenchloride; Zinc chloride In hexane; water; toluene98.1%
With hydrogenchloride; Zinc chloride In hexane; water; toluene98.1%
With hydrogenchloride; Zinc chloride In hexane; water; toluene95.9%
With hydrogenchloride; Zinc chloride In hexane; water; toluene95.9%
scandium fluorosulfonate

scandium fluorosulfonate

isophytol
505-32-8

isophytol

Trimethylhydroquinone
700-13-0

Trimethylhydroquinone

Tocopherol
59-02-9

Tocopherol

Conditions
ConditionsYield
With sodium chloride In ethyl acetate; toluene98%
isophytol
505-32-8

isophytol

2,3,5-trimethyl-1,4-hydroquinone diacetate
7479-28-9

2,3,5-trimethyl-1,4-hydroquinone diacetate

vitamin E
59-02-9

vitamin E

Conditions
ConditionsYield
Stage #1: isophytol; 2,3,5-trimethyl-1,4-hydroquinone diacetate With C8H15N2(1+)*Br(1-)*ZnBr2 In Petroleum ether at 70℃; for 6h;
Stage #2: With acetic anhydride at 120℃; for 3h; Reagent/catalyst; Temperature;
98%
isophytol
505-32-8

isophytol

Trimethylhydroquinone
700-13-0

Trimethylhydroquinone

A

vitamin E
59-02-9

vitamin E

B

2-phytyl-3,5,6-trimethylhydroquinone
85353-80-6

2-phytyl-3,5,6-trimethylhydroquinone

Conditions
ConditionsYield
indium (III) iodide In Ethylene carbonate; n-heptane at 140 - 145℃; for 2h; Product distribution / selectivity; Heating / reflux;A 97.3%
B 0.25%
indium(III) chloride In pentan-3-one at 140 - 145℃; for 5h; Product distribution / selectivity; Heating / reflux;A 95.1%
B 0.37%
indium(III) chloride In Ethylene carbonate; n-heptane at 140 - 145℃; for 2 - 5h; Product distribution / selectivity; Heating / reflux;A 94.8%
B 0%
isophytol
505-32-8

isophytol

6,10,14-Trimethyl-2-pentadecanon
502-69-2

6,10,14-Trimethyl-2-pentadecanon

Conditions
ConditionsYield
With dichromic acid; acetic acid In acetone at 50℃; for 14h; Reagent/catalyst; Temperature;97%
With sodium periodate; acetic acid In acetone at 80℃; for 8h; Reagent/catalyst; Temperature;95%
Conditions
ConditionsYield
With hydrogenchloride; aluminum (III) chloride In water; ethyl acetate at 60℃; for 6h; Temperature; Reagent/catalyst; Time;94.94%
With acetic anhydride; acetic acid at 70℃; for 3h; Reagent/catalyst; Temperature;
isophytol
505-32-8

isophytol

Trimethylhydroquinone
700-13-0

Trimethylhydroquinone

A

vitamin E
59-02-9

vitamin E

B

(all-rac)-3,4-dehydro-α-tocopherol
3808-26-2, 125276-57-5

(all-rac)-3,4-dehydro-α-tocopherol

Conditions
ConditionsYield
indium(III) chloride In n-heptane at 147℃; under 2550.26 Torr; for 3.1h; Product distribution / selectivity;A 93.7%
B n/a
Conditions
ConditionsYield
hafnium tetrakis(trifluoromethanesulfonate) In Ethylene carbonate; n-heptane at 80 - 140℃; for 1.66667h; Product distribution / selectivity; Heating / reflux;A 1.4%
B 0.2%
C 93.3%
scandium tris(trifluoromethanesulfonate) In Ethylene carbonate; n-heptane at 80 - 140℃; for 1.08333 - 1.66667h; Product distribution / selectivity; Heating / reflux;A 0.5%
B 0%
C 90.7%
silver trifluoromethanesulfonate In Ethylene carbonate; n-heptane at 80 - 140℃; for 1.08333 - 1.66667h; Product distribution / selectivity; Heating / reflux;A 0.3%
B 0%
C 87%
scandium bentonite

scandium bentonite

isophytol
505-32-8

isophytol

Trimethylhydroquinone
700-13-0

Trimethylhydroquinone

Tocopherol
59-02-9

Tocopherol

Conditions
ConditionsYield
In hexane; toluene93%
isophytol
505-32-8

isophytol

Trimethylhydroquinone
700-13-0

Trimethylhydroquinone

A

vitamin E
59-02-9

vitamin E

B

neophytadiene
21980-71-2

neophytadiene

Conditions
ConditionsYield
With hydroxylated magnesium fluoride In 1,2-propylene cyclic carbonate; n-heptane at 100℃; for 1h;A 92.6%
B n/a
isophytol
505-32-8

isophytol

Trimethylhydroquinone
700-13-0

Trimethylhydroquinone

(+/-)-α-tocopherol
10191-41-0

(+/-)-α-tocopherol

Conditions
ConditionsYield
methanetrisulfonic acid In Ethylene carbonate; n-heptane; water at 50 - 140℃; for 1 - 1.66667h;92.4%
methanetrisulfonic acid In 1,2-propylene cyclic carbonate; n-heptane; water at 50 - 140℃; for 1h;91.2%
SnTf(51)-MCM-41 In hexane at 100℃; for 1h;
isophytol
505-32-8

isophytol

Trimethylhydroquinone
700-13-0

Trimethylhydroquinone

A

vitamin E
59-02-9

vitamin E

B

2,3,4,6,7-Pentamethyl-2-(4,8,12-trimethyl-tridecyl)-2,3-dihydro-benzofuran-5-ol

2,3,4,6,7-Pentamethyl-2-(4,8,12-trimethyl-tridecyl)-2,3-dihydro-benzofuran-5-ol

Conditions
ConditionsYield
With Nafion NR 50 In various solvent(s) at 100 - 140℃; under 760 Torr; for 1h;A 92.3%
B n/a
With Nafion NR 50 In various solvent(s) at 100 - 140℃; under 760 Torr; for 1h; Product distribution; var. strong solid acids as catalysts; var. solv.;A 92.3%
B n/a
With manganese(II) sulfate; monmorillonite K In benzene for 1.16667h; Heating; Title compound not separated from byproducts;A 89%
B n/a
With scandium tris(trifluoromethanesulfonate) In xylene for 3h; Product distribution; Heating; var. solvents and rare earth metal(III) triflate;
With europium(III) trifluoroacetate In xylene for 3h; Heating; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
Conditions
ConditionsYield
gallium(III) triflate In Ethylene carbonate; n-heptane at 80 - 140℃; for 1.08333h; Product distribution / selectivity; Heating / reflux;A 2.1%
B 92.2%
bismuth(lll) trifluoromethanesulfonate In Ethylene carbonate; n-heptane at 120 - 145℃; Product distribution / selectivity; Heating / reflux;A 6.9%
B 78.5%
isophytol
505-32-8

isophytol

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Conditions
ConditionsYield
92%
isophytol
505-32-8

isophytol

Tocopherol
59-02-9

Tocopherol

Conditions
ConditionsYield
In toluene91%
88.7%
isophytol
505-32-8

isophytol

boric acid
11113-50-1

boric acid

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Conditions
ConditionsYield
With hydrogenchloride; sulfuric acid; oxalic acid; acetic anhydride In tetralin; n-heptane89%
Conditions
ConditionsYield
Stage #1: Trimethylhydroquinone With sulfuric acid; toluene-4-sulfonic acid In ethyl acetate at 10℃; for 0.5h;
Stage #2: isophytol With magnesium sulfate In ethyl acetate at 25 - 55℃; for 7h;
Stage #3: acetic anhydride Further stages;
89%
isophytol
505-32-8

isophytol

3,7,11,15-tetramethyl-2-hexadecen-1-ol
7541-49-3

3,7,11,15-tetramethyl-2-hexadecen-1-ol

Conditions
ConditionsYield
Stage #1: isophytol With phosphorus tribromide In n-heptane at -10 - 0℃; for 1h;
Stage #2: With sodium hydroxide In water at 50 - 60℃; for 2h; pH=6 - 7;
89%
Multi-step reaction with 3 steps
1: hydrogenchloride; tetramethlyammonium chloride / water / 10 - 20 °C / Large scale
2: tetramethlyammonium chloride / acetonitrile / 50 - 60 °C / Large scale
3: sodium hydroxide; water / 40 - 50 °C / Large scale
View Scheme

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