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ShangHai Soyoung Biotechnology Inc

Trade Assurance Get full protection for your orders 100% Product quality protection 100% On-time shipment protection 100% Payment protection Appearance:White to almost white or flesh pink free-flowing Storage:stored in sealed containers,cool dry p

Vitamin E acetate CAS 58-95-7 D-alpha tocopheryl acetate

Cas:58-95-7

Min.Order:25 Kilogram

FOB Price: $60.0

Type:Lab/Research institutions

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Dayang Chem (Hangzhou) Co.,Ltd.

DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe

D-alpha-Tocopheryl acetate Manufacturer/High quality/Best price/In stock

Cas:58-95-7

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality d-α tocopheryl acetate supplier in China

Cas:58-95-7

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Kono Chem Co.,Ltd

Superiority KONO is a leading manufacturer and supplier of chemicals in China. We develop ,produce and distribute high quality pharmaceuticals, intermediates, special chemicals and other fine chemicals. We could give you: 1.Best quality in y

High quality Vitamin E Acetate 58-95-7

Cas:58-95-7

Min.Order:1 Kilogram

FOB Price: $80.0 / 100.0

Type:Other

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Wuhan Fortuna Chemical Co.,Ltd

Unique advantages of D-alpha-Tocopheryl acetate Cas 58-95-7 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:Colorless to yellow clear viscous oily liquid Storage:cool dry

Hebei yanxi chemical co.,LTD.

Sleeping pills and stability.This product is white or white crystalline powder;Odourless and slightly bitter taste.Almost insoluble in water, soluble in hydrochloric acid.In acid or alkali and heat hydrolysis, oral drug under the action of gastric

D-alpha-Tocopheryl acetate

Cas:58-95-7

Min.Order:10000 Gram

FOB Price: $1300.0

Type:Manufacturers

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Hangzhou Dingyan Chem Co., Ltd

---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Hangzhou Dingyan Chem is a leading manufacturer and supplier of

High purity D-ALPHA-TOCOPHERYL ACETATE 58-95-7

Cas:58-95-7

Min.Order:1 Gram

FOB Price: $100.0 / 500.0

Type:Trading Company

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Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi

Factory Supply d-α tocopheryl acetate

Cas:58-95-7

Min.Order:1

Negotiable

Type:Other

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Xi'an Xszo Chem Co., Ltd.

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

High Quality 99% 58-95-7 D-alpha-Tocopheryl acetate Manufacturer

Cas:58-95-7

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

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Chengdu Lemeitian Pharmaceutical Technology Co,. Ltd

ADVANTAGE: 1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day 2. The products are provided with COA, HPLC, NMR, quality assurance,

α-Tocopherol acetate

Cas:58-95-7

Min.Order:5 Milligram

Negotiable

Type:Manufacturers

inquiry

COLORCOM LTD.

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

d-α tocopheryl acetate

Cas:58-95-7

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

D-alpha-Tocopheryl acetate Basic information Product Name: D-alpha-Tocopheryl acetate Synonyms: VITAMIN E ACETATE (D-FORM);VITAMIN E ALPHA TOCOP

D-alpha-Tocopheryl acetate_

Cas:58-95-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Hebei Nengqian Chemical Import and Export Co., LTD

Our advantages: 1. High quality and competitive price: 1) Standard: BP/USP/EP/ enterprise standard 2) All purity ≥99% 3) We are manufacturers and can provide high quality products at factory prices. 2. Fast and safe delivery 1) The package c

D-alpha-Tocopheryl acetate CAS:58-95-7

Cas:58-95-7

Min.Order:1 Kilogram

FOB Price: $5.0 / 10.0

Type:Trading Company

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

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

Factory direct supply CAS 58-95-7 with best quality

Cas:58-95-7

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

Hot Sell Factory Supply Raw Material CAS 58-95-7 ,D-alpha-Tocopheryl acetate

Cas:58-95-7

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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Henan Sinotech Import&Export Corporation

Chemical or Other Name D-alpha tocopheryl Acetate Oil CAS Number 58-95-7 Molecular Formula C31H52O3 Molecular Weig

D-alpha-Tocopheryl acetate CAS: 58-95-7

Cas:58-95-7

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

Type:Other

inquiry

Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients 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 Specialized

Xi'an Faithful Biotech Co., Ltd.

We are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery

Wholesales D-alpha-Tocopheryl acetate / Vitamin E acetate / D-α-Tocopherol acetate

Cas:58-95-7

Min.Order:10 Gram

FOB Price: $2.9

Type:Trading Company

inquiry

Shanghai Minstar Chemical Co., Ltd

Product Name: D-alpha-Tocopheryl acetate CAS: 58-95-7 MF: C31H52O3 MW: 472.74 EINECS: 200-405-4 Mol File: 58-95-7.mol D-alpha-Tocopheryl acetate Structure D-alpha-Tocopheryl acetate Chemical Properties Melting point ~25 °C

D-alpha-Tocopheryl acetate

Cas:58-95-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Fonlynn Health Technology Co., Ltd.

Packing: According to customer requirements Delivery time: In stock or depands Port of shipment: Ningbo/Shanghai/Qingdao OEM/ODM:Welcome Sample:We can offer our existing samples at once Appearance:powder Storage:Refer to COA / MSDS Package:bags

Baoji Guokang Healthchem co.,ltd

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 presen

α-Tocopherol acetate/CAS:58-95-7

Cas:58-95-7

Min.Order:1 Gram

FOB Price: $45.0

Type:Trading Company

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Qingdao Beluga Import and Export Co., LTD

D-alpha-Tocopheryl acetate CAS:58-95-7 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 i

D-alpha-Tocopheryl acetate CAS:58-95-7

Cas:58-95-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

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

2H-1-Benzopyran-6-ol,3,4-dihydro-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-,6-acetate, (2R)-

Cas:58-95-7

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Leader Biochemical Group

PRODUCT DETAILS

China Largest Manufacturer factory sales D-alpha-Tocopheryl Acetate/Vitamin E acetate CAS 58-95-7

Cas:58-95-7

Min.Order:500 Kilogram

FOB Price: $1.0 / 2.0

Type:Lab/Research institutions

inquiry

Hangzhou JINLAN Pharm-Drugs Technology Co., Ltd

Name:Vitamine E-acetate 50% feed grade Other name:D-alpha-Tocopheryl acetate CAS: 58-95-7 grade:feed grade Application:58-95-7

Vitamine E-acetate

Cas:58-95-7

Min.Order:500 Kilogram

Negotiable

Type:Trading Company

inquiry

Hangzhou Keyingchem Co.,Ltd

Hangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det

D-alpha-Tocopheryl acetate

Cas:58-95-7

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Afine Chemicals Limited

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

D-ALPHA-TOCOPHERYL ACETATE

Cas:58-95-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

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

D-alpha-Tocopheryl acetate

Cas:58-95-7

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Lingrui Chemical Co.,Ltd.

our strengths: 1: Fast and guaranteed shipment (TNT;EMS;FEDEX;DHL;UPS;EUB, special line) 2: Various payment items accepted (Btc; MoneyGram; WU) 3: Valued package (Paraffin coating; Double aluminum foil bag; Vacuum packaging) 4: Efficient delivery

α-Tocopherol acetate manufacturer

Cas:58-95-7

Min.Order:1 Gram

Negotiable

Type:Other

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

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

D-alpha-Tocopheryl acetate CAS NO.58-95-7

Cas:58-95-7

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

acetic anhydride
108-24-7

acetic anhydride

Tocopherol
59-02-9

Tocopherol

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Conditions
ConditionsYield
With dmap In toluene at 65℃; for 5h; Solvent; Large scale;99.37%
indium(III) triflate at 25 - 32℃; for 4.66667h; Product distribution / selectivity;97%
11percent Ca +50 percent Na on SiO2 prepared from Ca(OH)2 + Na silicate at 100℃; for 3.5h;97.7%
isophytol
505-32-8

isophytol

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Conditions
ConditionsYield
92%
acetic acid
64-19-7

acetic acid

Tocopherol
59-02-9

Tocopherol

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Conditions
ConditionsYield
With 1H,4H-piperazine-N,N'-diium hydrogensulfate at 80℃; for 4h;89.2%
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%
Tocopherol
59-02-9

Tocopherol

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

dl-α-tocopheryl acetate
186537-57-5

dl-α-tocopheryl acetate

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Conditions
ConditionsYield
durch fraktionierte Krystallisation;
acetic anhydride
108-24-7

acetic anhydride

Tocopherol
59-02-9

Tocopherol

A

acetic acid
64-19-7

acetic acid

B

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Conditions
ConditionsYield
With sulfuric acid at 60℃; Kinetics; Equilibrium constant; Further Variations:; Temperatures; Acetylation;
Vitamin E benzyl ether
59965-06-9

Vitamin E benzyl ether

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: H2 / Pd/C
2: pyridine
View Scheme
(S)-6-benzyloxy-2,5,7,8-tetramethylchroman-2-ethanol p-toluenesulfonate
59965-21-8

(S)-6-benzyloxy-2,5,7,8-tetramethylchroman-2-ethanol p-toluenesulfonate

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 93 percent / Li2CuCl4
2: H2 / Pd/C
3: pyridine
View Scheme
C14H29BrMg

C14H29BrMg

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 93 percent / Li2CuCl4
2: H2 / Pd/C
3: pyridine
View Scheme
4-acetoxy-2,3,5-trimethyl-6-butoxymethyl-1-hydroxybenzene
219718-22-6

4-acetoxy-2,3,5-trimethyl-6-butoxymethyl-1-hydroxybenzene

2,6,10,14-tetramethyl-1-pentadecene
2140-82-1, 60976-73-0

2,6,10,14-tetramethyl-1-pentadecene

A

4-acetoxy-2,3,5-trimethylphenol
36592-62-8

4-acetoxy-2,3,5-trimethylphenol

B

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Conditions
ConditionsYield
In butan-1-ol
acetic anhydride
108-24-7

acetic anhydride

acetic acid
64-19-7

acetic acid

Tocopherol
59-02-9

Tocopherol

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

C39H55ClO5
1169860-40-5

C39H55ClO5

acetic anhydride
108-24-7

acetic anhydride

A

2S,4'R,8'R-α-tocopheryl acetate
54165-54-7

2S,4'R,8'R-α-tocopheryl acetate

B

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Conditions
ConditionsYield
Stage #1: C39H55ClO5 With lithium aluminium tetrahydride In tetrahydrofuran for 18h; Reflux;
Stage #2: acetic anhydride In pyridine at 25℃; for 4h;
Stage #3: With chiral Iridium catalyst; hydrogen In dichloromethane at 25℃; under 37503.8 Torr; for 3h;
(R)-2,5,7,8-tetramethyl-2-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trien-1-yl)chroman-6-yl acetate
403815-06-5

(R)-2,5,7,8-tetramethyl-2-((3E,7E)-4,8,12-trimethyltrideca-3,7,11-trien-1-yl)chroman-6-yl acetate

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Conditions
ConditionsYield
With C30H42IrNOP(1+)*C32H12BF24(1-); hydrogen In dichloromethane at 20℃; under 37503.8 Torr; for 2h; optical yield given as %de; stereoselective reaction;
2,3,5-trimethyl-1,4-hydroquinone diacetate
7479-28-9

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

2-methylbut-3-en-2-ol

2-methylbut-3-en-2-ol

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Conditions
ConditionsYield
With hydrogenchloride; acetic anhydride; acetic acid at 70℃; for 1h; Reagent/catalyst; Solvent; Temperature; Industrial scale;
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

(2R)-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-2H-chromen-6-yl acetate
113892-10-7

(2R)-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-2H-chromen-6-yl acetate

Conditions
ConditionsYield
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In toluene for 24h; Heating;93%
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In toluene for 4h; Heating / reflux;88%
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In toluene for 24h; Heating / reflux;88%
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In toluene Oxidation; Heating;72%
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

acetic acid 3,4-dihydro-5-nitromethyl-2,7,8-trimethyl-2-(4,8,12-trimethyltridecyl)-2H-1-benzopyran-6-yl ester

acetic acid 3,4-dihydro-5-nitromethyl-2,7,8-trimethyl-2-(4,8,12-trimethyltridecyl)-2H-1-benzopyran-6-yl ester

Conditions
ConditionsYield
With nitric acid; acetic acid Ambient temperature;75%
With nitric acid; acetic acid; sodium nitrite at 20℃; for 0.5h;74%
2,2,2-trifluoroethyl 2-(4-bromophenyl)-2-diazoacetate

2,2,2-trifluoroethyl 2-(4-bromophenyl)-2-diazoacetate

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

C41H58BrF3O5

C41H58BrF3O5

Conditions
ConditionsYield
With tetrakis[(R)-(1-adamantyl)-(N-phthalimido)acetate]dirhodium(II) In dichloromethane at 24℃; diastereoselective reaction;60%
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

2-[(3R,7R,11R)-3-hydroxy-3,7,11,15-tetramethylhexadecyl]-3,5,6-trimethyl-2,5-cyclohexadiene-1,4-dione
7559-04-8

2-[(3R,7R,11R)-3-hydroxy-3,7,11,15-tetramethylhexadecyl]-3,5,6-trimethyl-2,5-cyclohexadiene-1,4-dione

Conditions
ConditionsYield
With dihydrogen peroxide; methyltrioxorhenium(VII) In ethanol; water at 25℃; for 10h;42%
Multi-step reaction with 2 steps
1: potassium hydroxide / ethanol / 1 h / 10 °C
2: iron(III) chloride; water
View Scheme
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

A

acetic acid
64-19-7

acetic acid

B

Tocopherol
59-02-9

Tocopherol

Conditions
ConditionsYield
With dimyristoylphosphatidylcholine; Tris buffer; sodium cholate Rate constant; pure porcine cholesterol esterase (PCE); other bile salts, other carboxylic ester hydrolase;
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Tocopherol
59-02-9

Tocopherol

Conditions
ConditionsYield
With cholesterol esterase; tris-buffer; chenodeoxycholate; dimyristoylphosphatidylcholine at 37℃; initial rates of the reaction; other dihydroxy and trihydroxy bile salts; also epimeric tocopheryl acetate;
With dimyristoylphosphatidylcholine; bovine cholesterol esterase; Tris buffer; sodium chloride at 37℃; also racemic and epimeric tocopherol; noncompetitive and competitive hydrolysis; other enzyme;
Stage #1: RRR-α-tocopheryl acetate With ethanol; potassium hydroxide at 10 - 12℃; for 1h; Industry scale;
Stage #2: With hydrogenchloride In ethanol; water
acetic acid
64-19-7

acetic acid

RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

A

acetic anhydride
108-24-7

acetic anhydride

B

Tocopherol
59-02-9

Tocopherol

Conditions
ConditionsYield
With sulfuric acid at 60℃; Equilibrium constant; Further Variations:; Temperatures; Hydrolysis;
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

2,7,8-trimethyl-2-(4,8,12-trimethyltridecyl)-3,4-dihydro-2H-chromene-5,6-dione
131615-85-5

2,7,8-trimethyl-2-(4,8,12-trimethyltridecyl)-3,4-dihydro-2H-chromene-5,6-dione

Conditions
ConditionsYield
With nitric acid; acetic acid In dichloromethane at 20℃; for 0.5h;
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

(2R,4'R,8'R)-α-tocopherol acetate radical cation

(2R,4'R,8'R)-α-tocopherol acetate radical cation

Conditions
ConditionsYield
With trifluoroacetic acid In dichloromethane
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

4,6,7-trimethyl-2-[(E)-1-methyl-1-butenyl]benzo[b]furan-5-ol

4,6,7-trimethyl-2-[(E)-1-methyl-1-butenyl]benzo[b]furan-5-ol

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 93 percent / DDQ / toluene / 24 h / Heating
2: 74 percent / NBS / 1,2-dimethoxy-ethane; H2O / 24 h / 4 °C
3: 8 percent / ZnO / ethanol / 4 h / 20 °C
View Scheme
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

6-hydroxy-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-4-chromanone
428505-71-9

6-hydroxy-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-4-chromanone

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 93 percent / DDQ / toluene / 24 h / Heating
2: 74 percent / NBS / 1,2-dimethoxy-ethane; H2O / 24 h / 4 °C
3: 75 percent / ZnO / ethanol / 4 h / 20 °C
View Scheme
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

2,3,7-trimethyl-7-(4,8,12-trimethyltridecyl)-1,4,5,6,7,8-hexahydro-1,4,5-naphthalenetrione

2,3,7-trimethyl-7-(4,8,12-trimethyltridecyl)-1,4,5,6,7,8-hexahydro-1,4,5-naphthalenetrione

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 93 percent / DDQ / toluene / 24 h / Heating
2: 74 percent / NBS / 1,2-dimethoxy-ethane; H2O / 24 h / 4 °C
3: 75 percent / ZnO / ethanol / 4 h / 20 °C
4: 6 percent / sodium dodecyl sulfate; aq. H2O2 / aq. phosphate buffer / 72 h / 20 °C / pH 6
View Scheme
Multi-step reaction with 5 steps
1: 93 percent / DDQ / toluene / 24 h / Heating
2: 74 percent / NBS / 1,2-dimethoxy-ethane; H2O / 24 h / 4 °C
3: 75 percent / ZnO / ethanol / 4 h / 20 °C
4: 11 percent / sodium dodecyl sulfate / aq. phosphate buffer / 72 h / 20 °C / pH 6
5: H2O2 / 20 °C
View Scheme
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

5,8-dihydroxy-3,6,7-trimethyl-3-(4,8,12-trimethyltridecyl)-1,2,3,4-tetrahydro-1-naphthalenone

5,8-dihydroxy-3,6,7-trimethyl-3-(4,8,12-trimethyltridecyl)-1,2,3,4-tetrahydro-1-naphthalenone

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 93 percent / DDQ / toluene / 24 h / Heating
2: 74 percent / NBS / 1,2-dimethoxy-ethane; H2O / 24 h / 4 °C
3: 75 percent / ZnO / ethanol / 4 h / 20 °C
4: 11 percent / sodium dodecyl sulfate / aq. phosphate buffer / 72 h / 20 °C / pH 6
View Scheme
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

6-acetoxy-3-bromo-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-4-chromanol
428505-70-8

6-acetoxy-3-bromo-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-4-chromanol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 93 percent / DDQ / toluene / 24 h / Heating
2: 74 percent / NBS / 1,2-dimethoxy-ethane; H2O / 24 h / 4 °C
View Scheme
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

(2R)-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyl-tridecyl]-2H-chromen-6-ol
113892-09-4

(2R)-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyl-tridecyl]-2H-chromen-6-ol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 72 percent / DDQ / toluene / Heating
2: 76 percent / K2CO3 / methanol / 8 h / 20 °C
View Scheme
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

Diazo-acetic acid (2R,3S)-6-hydroxy-2,5,7,8-tetramethyl-2-((4R,8R)-4,8,12-trimethyl-tridecyl)-chroman-3-yl ester

Diazo-acetic acid (2R,3S)-6-hydroxy-2,5,7,8-tetramethyl-2-((4R,8R)-4,8,12-trimethyl-tridecyl)-chroman-3-yl ester

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1.1: 72 percent / DDQ / toluene / Heating
2.1: 76 percent / K2CO3 / methanol / 8 h / 20 °C
3.1: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C
4.1: 85 percent / Jacobsen's (S,S)-Salen reagent; 4-(3-phenylpropyl)pyridine N-oxide; aq. NaOCl / CH2Cl2 / 2 h / 0 °C
5.1: 24.1 mg / LiAlH4; AlCl3 / tetrahydrofuran / 3 h / 0 °C
6.1: dimethylaniline / CH2Cl2 / 0.25 h
6.2: Et3N / CH2Cl2 / 0 - 20 °C
7.1: TBAF / tetrahydrofuran / 0 - 20 °C
View Scheme
Multi-step reaction with 8 steps
1.1: 72 percent / DDQ / toluene / Heating
2.1: 76 percent / K2CO3 / methanol / 8 h / 20 °C
3.1: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C
4.1: 44.3 percent / H2O; NBS / 1,2-dimethoxy-ethane / 0 - 4 °C
5.1: NaH / tetrahydrofuran / 6 h / 20 °C
6.1: 24.1 mg / LiAlH4; AlCl3 / tetrahydrofuran / 3 h / 0 °C
7.1: dimethylaniline / CH2Cl2 / 0.25 h
7.2: Et3N / CH2Cl2 / 0 - 20 °C
8.1: TBAF / tetrahydrofuran / 0 - 20 °C
View Scheme
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

(2R,3R)-6-hydroxy-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-3,4-dihydro-2H-chromen-3-yl 2-diazoacetate

(2R,3R)-6-hydroxy-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-3,4-dihydro-2H-chromen-3-yl 2-diazoacetate

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1.1: 72 percent / DDQ / toluene / Heating
2.1: 76 percent / K2CO3 / methanol / 8 h / 20 °C
3.1: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C
4.1: 85 percent / Jacobsen's (R,R)-Salen reagent; 4-(3-phenylpropyl)pyridine N-oxide; aq. NaOCl / CH2Cl2 / 2 h / 0 °C
5.1: 25.2 mg / LiAlH4; AlCl3 / tetrahydrofuran / 3 h / 0 °C
6.1: dimethylaniline / CH2Cl2 / 0.25 h
6.2: 82.7 percent / Et3N / CH2Cl2 / 0 - 20 °C
7.1: 85 percent / TBAF / tetrahydrofuran / 0 - 20 °C
View Scheme
Multi-step reaction with 8 steps
1.1: 72 percent / DDQ / toluene / Heating
2.1: 76 percent / K2CO3 / methanol / 8 h / 20 °C
3.1: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C
4.1: 51.8 percent / H2O; NBS / 1,2-dimethoxy-ethane / 0 - 4 °C
5.1: NaH / tetrahydrofuran / 6 h / 20 °C
6.1: 25.2 mg / LiAlH4; AlCl3 / tetrahydrofuran / 3 h / 0 °C
7.1: dimethylaniline / CH2Cl2 / 0.25 h
7.2: 82.7 percent / Et3N / CH2Cl2 / 0 - 20 °C
8.1: 85 percent / TBAF / tetrahydrofuran / 0 - 20 °C
View Scheme
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

6-{[tert-butyl(dimethyl)-silyl]-oxy}-(2R)-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyl-tridecyl]-2H-chromene
269726-01-4

6-{[tert-butyl(dimethyl)-silyl]-oxy}-(2R)-2,5,7,8-tetramethyl-2-[(4R,8R)-4,8,12-trimethyl-tridecyl]-2H-chromene

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 72 percent / DDQ / toluene / Heating
2: 76 percent / K2CO3 / methanol / 8 h / 20 °C
3: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C
View Scheme
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

(1aS,2R,7bS)-2,4,5,7-tetramethyl-2-[(4R,8R)-4,8,12-trimethyl-tridecyl]-1a,7b-dihydro-2H-oxireno[2,3-c]chromen-6-yl tert-butyl(dimethyl)silyl ether
269725-99-7

(1aS,2R,7bS)-2,4,5,7-tetramethyl-2-[(4R,8R)-4,8,12-trimethyl-tridecyl]-1a,7b-dihydro-2H-oxireno[2,3-c]chromen-6-yl tert-butyl(dimethyl)silyl ether

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 72 percent / DDQ / toluene / Heating
2: 76 percent / K2CO3 / methanol / 8 h / 20 °C
3: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C
4: 85 percent / Jacobsen's (S,S)-Salen reagent; 4-(3-phenylpropyl)pyridine N-oxide; aq. NaOCl / CH2Cl2 / 2 h / 0 °C
View Scheme
Multi-step reaction with 5 steps
1: 72 percent / DDQ / toluene / Heating
2: 76 percent / K2CO3 / methanol / 8 h / 20 °C
3: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C
4: 44.3 percent / H2O; NBS / 1,2-dimethoxy-ethane / 0 - 4 °C
5: NaH / tetrahydrofuran / 6 h / 20 °C
View Scheme
RRR-α-tocopheryl acetate
58-95-7

RRR-α-tocopheryl acetate

(1aR,2R,7bR)-2,4,5,7-tetramethyl-2-[(4R,8R)-4,8,12-trimethyl-tridecyl]-1a,7b-dihydro-2H-oxireno[2,3-c]chromen-6-yl tert-butyl(dimethyl)silyl ether
269725-89-5

(1aR,2R,7bR)-2,4,5,7-tetramethyl-2-[(4R,8R)-4,8,12-trimethyl-tridecyl]-1a,7b-dihydro-2H-oxireno[2,3-c]chromen-6-yl tert-butyl(dimethyl)silyl ether

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: 72 percent / DDQ / toluene / Heating
2: 76 percent / K2CO3 / methanol / 8 h / 20 °C
3: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C
4: 85 percent / Jacobsen's (R,R)-Salen reagent; 4-(3-phenylpropyl)pyridine N-oxide; aq. NaOCl / CH2Cl2 / 2 h / 0 °C
View Scheme
Multi-step reaction with 5 steps
1: 72 percent / DDQ / toluene / Heating
2: 76 percent / K2CO3 / methanol / 8 h / 20 °C
3: 98 percent / 2,6-lutidine / CH2Cl2 / 3.5 h / 20 °C
4: 51.8 percent / H2O; NBS / 1,2-dimethoxy-ethane / 0 - 4 °C
5: NaH / tetrahydrofuran / 6 h / 20 °C
View Scheme
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