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Dayang Chem (Hangzhou) Co.,Ltd.

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

D-gamma-Tocopherol Manufacturer/High quality/Best price/In stock

Cas:54-28-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

shanghai Tauto Biotech Co., Ltd

20-year experience in Phytochemicals Each product has passed very strict tests (NMR\MS\HPLC) Agents in 13 countries Certified by ISO 9001:2015 quality management system Leader Supplier of Botanical Reference Materials in China 3000 kinds of

(+)-γ-Tocopherol

Cas:54-28-4

Min.Order:10 Milligram

Negotiable

Type:Manufacturers

inquiry

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

Factory Price 99% Food Grade D-gamma-Tocopherol 54-28-4 Kosher Manufacturer

Cas:54-28-4

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Chemwill Asia Co., Ltd.

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

(+)-τ-Tocopherol

Cas:54-28-4

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con

54-28-4 D-gamma-Tocopherol

Cas:54-28-4

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

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

Manufacturer supply CAS 54-28-4 with best quality

Cas:54-28-4

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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

2H-1-Benzopyran-6-ol,3,4-dihydro-2,7,8-trimethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-, (2R)- 54-28-4

Cas:54-28-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

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 prese

(+)-γ-Tocopherol/CAS:54-28-4

Cas:54-28-4

Min.Order:10 Milligram

FOB Price: $148.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

D-gamma-Tocopherol CAS:54-28-4 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 intermed

D-gamma-Tocopherol CAS:54-28-4

Cas:54-28-4

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-2,7,8-trimethyl-2-[(4R,8R)-4,8,12-trimethyltridecyl]-, (2R)-

Cas:54-28-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hubei CuiRan Biotechnology Co., Ltd

Hubei CuiRan Biotechnology Co., Ltd is a leading company in the research, development, manufacture and marketing of High Quality Phytochemicals and Extracts(especially Active Ingredients from Traditional Chinese Medicine,Traditional Chinese Medicine)

γ-tocopherol

Cas:54-28-4

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures

(+)-gamma-Tocopherol

Cas:54-28-4

Min.Order:1 Kilogram

FOB Price: $130.0 / 150.0

Type:Lab/Research institutions

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-gamma-Tocopherol

Cas:54-28-4

Min.Order:0 Metric Ton

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-gamma-tocopherol

Cas:54-28-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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-gamma-Tocopherol

Cas:54-28-4

Min.Order:10 Gram

FOB Price: $10.0 / 100.0

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

superior quality Appearance:clear light brown viscous liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:One of the naturally occurring forms

Henan Tianfu Chemical Co., Ltd.

Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O

D-gamma-Tocopherol 54-28-4

Cas:54-28-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

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 etc. 3) oem/odm available; 4) rea

D-gamma-TocopherolCAS NO.: 54-28-4

Cas:54-28-4

Min.Order:1 Kilogram

FOB Price: $4.0

Type:Lab/Research institutions

inquiry

Shanghai Minstar Chemical Co., Ltd

Product Name: D-gamma-Tocopherol CAS: 54-28-4 MF: C28H48O2 MW: 416.68 EINECS: 200-201-5 Mol File: 54-28-4.mol D-gamma-Tocopherol Structure D-gamma-Tocopherol Chemical Properties alpha 30 º (C=2.0 IN ISOOCTANE 25 ºC)

D-gamma-Tocopherol

Cas:54-28-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Huarong Pharm Co., Ltd.

Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu

(+)-Gamma-Tocopherol

Cas:54-28-4

Min.Order:0

Negotiable

Type:Trading Company

inquiry

KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

54-28-4 CAS NO.54-28-4

Cas:54-28-4

Min.Order:1 Metric Ton

FOB Price: $7.0 / 8.0

Type:Trading Company

inquiry

Kono Chem Co.,Ltd

high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou

D-Gamma-Tocopherol

Cas:54-28-4

Min.Order:0

Negotiable

Type:Other

inquiry

Wuxi TAA Chemical Industry Co.,LTD.

1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re

D-gamma-Tocopherol CAS 54-28-4

Cas:54-28-4

Min.Order:0

Negotiable

Type:Other

inquiry

GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier

D-gamma-Tocopherol

Cas:54-28-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Sinoway Industrial Co., Ltd.

Why is SINOWAY:1) Specialized in pharmaceutical and healthcare industrial since 19872) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days.4) We have warehouse in USA with quickly shipment . Application:Herbal extr

Shanghai Acmec Biochemical Technology Co., Ltd.

Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea

Acmec D-γ-Tocopherol 25mg

Cas:54-28-4

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

TOCOPHEROL, D-GAMMA-(P)

Cas:54-28-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

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 day2. The products are provided with COA, HPLC, NMR, quality assurance, pac

(+)-γ-Tocopherol

Cas:54-28-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

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

Cas:54-28-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Circle Star Chem-medical Technology co.,Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:25kg,50kg,180kg,200kg,250kg,1000kg,customization Application:Pharma;Industry;Agricultural;chemical reaserch Tran

D-gamma-Tocopherol

Cas:54-28-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

(2R,4'R,8'R)-γ-tocopherol-5-carboxylic acid
187677-37-8

(2R,4'R,8'R)-γ-tocopherol-5-carboxylic acid

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
at 170℃; for 3h;91%
phytylplastoquinol
96480-20-5

phytylplastoquinol

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
With 2,6-di-O-methyl-β-cyclodextrin; ascorbic acid In water at 35℃; for 15h; tocopherol-cyclase enzyme;90%
With tocopherol cyclase from spheroplasts of Anabaena variabilis In acetone
(3R,7R,11R)-(E)-3,7,11,15-tetramethyl-1-(2,5-dimethoxy-3,4-dimethylphenyl)hexadecan-3-ol

(3R,7R,11R)-(E)-3,7,11,15-tetramethyl-1-(2,5-dimethoxy-3,4-dimethylphenyl)hexadecan-3-ol

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Stage #1: (3R,7R,11R)-(E)-3,7,11,15-tetramethyl-1-(2,5-dimethoxy-3,4-dimethylphenyl)hexadecan-3-ol With ammonium cerium (IV) nitrate In water; acetonitrile at 0℃; for 2h;
Stage #2: With sodium dithionite In water; acetone at 20℃; for 0.5h;
Stage #3: With toluene-4-sulfonic acid In toluene at 65℃; for 0.5h;
72%
8a-hydroperoxy γ-tocopherone

8a-hydroperoxy γ-tocopherone

A

8a-hydroxy γ-tocopherone

8a-hydroxy γ-tocopherone

B

gamma-tocopherol
54-28-4

gamma-tocopherol

C

8a-ethoxy γ-tocopherone

8a-ethoxy γ-tocopherone

Conditions
ConditionsYield
With ethanol; ascorbic acid at 37℃; Product distribution;
2-methyl-6-phythyl-1,4-benzoquinone
34816-26-7

2-methyl-6-phythyl-1,4-benzoquinone

A

phytylplastoquinol
96480-20-5

phytylplastoquinol

B

gamma-tocopherol
54-28-4

gamma-tocopherol

C

Tocopherol
59-02-9

Tocopherol

Conditions
ConditionsYield
With SAM; chloroplast suspension In ethanol; sulfuric acid at 20℃; for 0.5h; Mechanism; Irradiation;
6-phytyltoluquinol
75513-85-8

6-phytyltoluquinol

A

phytylplastoquinol
96480-20-5

phytylplastoquinol

B

gamma-tocopherol
54-28-4

gamma-tocopherol

C

Tocopherol
59-02-9

Tocopherol

Conditions
ConditionsYield
With SAM; chloroplast suspension In ethanol; sulfuric acid at 20℃; for 0.5h; Mechanism; Irradiation;
delta tocopherol
119-13-1

delta tocopherol

A

gamma-tocopherol
54-28-4

gamma-tocopherol

B

Tocopherol
59-02-9

Tocopherol

Conditions
ConditionsYield
With SAM; chloroplast suspension In ethanol; sulfuric acid at 20℃; for 0.5h; Mechanism; Irradiation;
2,3-Dimethyl-5-((E)-3,7,11,15-tetramethyl-hexadec-2-enyl)-benzene-1,4-diol

2,3-Dimethyl-5-((E)-3,7,11,15-tetramethyl-hexadec-2-enyl)-benzene-1,4-diol

A

(R)-2,7,8-Trimethyl-2-((4R,8S)-4,8,12-trimethyl-tridecyl)-chroman-6-ol

(R)-2,7,8-Trimethyl-2-((4R,8S)-4,8,12-trimethyl-tridecyl)-chroman-6-ol

B

(R)-2,7,8-Trimethyl-2-((4S,8R)-4,8,12-trimethyl-tridecyl)-chroman-6-ol

(R)-2,7,8-Trimethyl-2-((4S,8R)-4,8,12-trimethyl-tridecyl)-chroman-6-ol

C

γ-tocopherol

γ-tocopherol

D

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
With tocopherol cyclase from spheroplasts of Anabaena variabilis In acetone Title compound not separated from byproducts;A 16 % Chromat.
B 13 % Chromat.
C 23 % Chromat.
D 48 % Chromat.
d-γ-tocopheroxyl radical

d-γ-tocopheroxyl radical

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
With sodium L-ascorbate In ethanol; water at 25℃; Kinetics;
5-bromomethyl-3,4-dihydro-2,7,8-trimethyl-2-(4,8,12-trimethyltridecyl)-2H-chromen-6-ol
2140-91-2

5-bromomethyl-3,4-dihydro-2,7,8-trimethyl-2-(4,8,12-trimethyltridecyl)-2H-chromen-6-ol

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1: AcOH; H2SO4 / CH2Cl2 / 20 °C
2: N-methylmorpholine N-oxide / acetonitrile / 5 h / 20 °C
3: NH2SO3H; NaClO2 / dioxane; H2O / 0.83 h / 20 °C
4: KOH / methanol / 2 h / 50 °C
5: 91 percent / 3 h / 170 °C
View Scheme
Tocopherol
59-02-9

Tocopherol

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1: Br2 / hexane / 3 h / 20 °C
2: AcOH; H2SO4 / CH2Cl2 / 20 °C
3: N-methylmorpholine N-oxide / acetonitrile / 5 h / 20 °C
4: NH2SO3H; NaClO2 / dioxane; H2O / 0.83 h / 20 °C
5: KOH / methanol / 2 h / 50 °C
6: 91 percent / 3 h / 170 °C
View Scheme
5-(bromomethyl)-2,7,8-trimethyl-2-((4R, 8R)-4,8,12-trimethyltridecyl)-3,4-dihydro-2H-chromen-6-yl acetate
835613-31-5

5-(bromomethyl)-2,7,8-trimethyl-2-((4R, 8R)-4,8,12-trimethyltridecyl)-3,4-dihydro-2H-chromen-6-yl acetate

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: N-methylmorpholine N-oxide / acetonitrile / 5 h / 20 °C
2: NH2SO3H; NaClO2 / dioxane; H2O / 0.83 h / 20 °C
3: KOH / methanol / 2 h / 50 °C
4: 91 percent / 3 h / 170 °C
View Scheme
5-formyl-2,7,8-trimethyl-2-((4R,8R)-4,8,12-trimethyltridecyl)-3,4-dihydro-2H-chromen-6-yl acetate
835613-32-6

5-formyl-2,7,8-trimethyl-2-((4R,8R)-4,8,12-trimethyltridecyl)-3,4-dihydro-2H-chromen-6-yl acetate

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: NH2SO3H; NaClO2 / dioxane; H2O / 0.83 h / 20 °C
2: KOH / methanol / 2 h / 50 °C
3: 91 percent / 3 h / 170 °C
View Scheme
6-O-acetyl-(2R,4'R,8'R)-γ-tocopherol-5-carboxylic acid
835613-33-7

6-O-acetyl-(2R,4'R,8'R)-γ-tocopherol-5-carboxylic acid

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: KOH / methanol / 2 h / 50 °C
2: 91 percent / 3 h / 170 °C
View Scheme
3,6-dimethoxy-o-xylene
39021-83-5

3,6-dimethoxy-o-xylene

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Multi-step reaction with 10 steps
1.1: N-Bromosuccinimide / dichloromethane / 6 h / Reflux
2.1: n-butyllithium / tetrahydrofuran; hexane / 0.5 h / -78 - -60 °C
3.1: sodium hydroxide / ethanol; water / 0.25 h / 20 °C
4.1: Oxone; sodium bromide / dichloromethane; water / 0 - 20 °C
5.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
6.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
7.1: copper(I) bromide dimethylsulfide complex; 223121-01-5 / tert-butyl methyl ether; diethyl ether / -78 °C / Schlenk technique; Inert atmosphere
8.1: tert.-butyl lithium / diethyl ether; pentane / 0.5 h / -78 °C / Inert atmosphere
9.1: hydrazine hydrate; oxygen / ethanol
10.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 0 °C
10.2: 0.5 h / 20 °C
10.3: 0.5 h / 65 °C
View Scheme
Multi-step reaction with 9 steps
1.1: N-Bromosuccinimide / dichloromethane / 6 h / Reflux
2.1: n-butyllithium / tetrahydrofuran; hexane / 0.5 h / -78 - -60 °C
3.1: sodium hydroxide / ethanol; water / 0.25 h / 20 °C
4.1: Oxone; sodium bromide / dichloromethane; water / 0 - 20 °C
5.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
6.1: copper(I) bromide dimethylsulfide complex; 223121-01-5 / tert-butyl methyl ether; diethyl ether / -78 °C / Schlenk technique; Inert atmosphere
7.1: tert.-butyl lithium / diethyl ether; pentane / 0.5 h / -78 °C / Inert atmosphere
8.1: hydrazine hydrate; oxygen / ethanol
9.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 0 °C
9.2: 0.5 h / 20 °C
9.3: 0.5 h / 65 °C
View Scheme
(4R,8R)-4,8,12-trimethyltridecanylmagnesium bromide

(4R,8R)-4,8,12-trimethyltridecanylmagnesium bromide

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: copper(I) bromide dimethylsulfide complex; 223121-01-5 / tert-butyl methyl ether; diethyl ether / -78 °C / Schlenk technique; Inert atmosphere
2.1: tert.-butyl lithium / diethyl ether; pentane / 0.5 h / -78 °C / Inert atmosphere
3.1: hydrazine hydrate; oxygen / ethanol
4.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 0 °C
4.2: 0.5 h / 20 °C
4.3: 0.5 h / 65 °C
View Scheme
(3R,7R,11R)-(Z)-2-bromo-3,7,11,15-tetramethyl-1-(2,5-dimethoxy-3,4-dimethylphenyl)hexadecen-3-ol

(3R,7R,11R)-(Z)-2-bromo-3,7,11,15-tetramethyl-1-(2,5-dimethoxy-3,4-dimethylphenyl)hexadecen-3-ol

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: tert.-butyl lithium / diethyl ether; pentane / 0.5 h / -78 °C / Inert atmosphere
2.1: hydrazine hydrate; oxygen / ethanol
3.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 0 °C
3.2: 0.5 h / 20 °C
3.3: 0.5 h / 65 °C
View Scheme
(3R,7R,11R)-(E)-3,7,11,15-tetramethyl-1-(2,5-dimethoxy-3,4-dimethylphenyl)hexadecen-3-ol

(3R,7R,11R)-(E)-3,7,11,15-tetramethyl-1-(2,5-dimethoxy-3,4-dimethylphenyl)hexadecen-3-ol

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: hydrazine hydrate; oxygen / ethanol
2.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 0 °C
2.2: 0.5 h / 20 °C
2.3: 0.5 h / 65 °C
View Scheme
1-bromo-2,5-dimethoxy-3,4-dimethylbenzene
103323-61-1

1-bromo-2,5-dimethoxy-3,4-dimethylbenzene

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Multi-step reaction with 8 steps
1.1: n-butyllithium / tetrahydrofuran; hexane / 0.5 h / -78 - -60 °C
2.1: sodium hydroxide / ethanol; water / 0.25 h / 20 °C
3.1: Oxone; sodium bromide / dichloromethane; water / 0 - 20 °C
4.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
5.1: copper(I) bromide dimethylsulfide complex; 223121-01-5 / tert-butyl methyl ether; diethyl ether / -78 °C / Schlenk technique; Inert atmosphere
6.1: tert.-butyl lithium / diethyl ether; pentane / 0.5 h / -78 °C / Inert atmosphere
7.1: hydrazine hydrate; oxygen / ethanol
8.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 0 °C
8.2: 0.5 h / 20 °C
8.3: 0.5 h / 65 °C
View Scheme
Multi-step reaction with 9 steps
1.1: n-butyllithium / tetrahydrofuran; hexane / 0.5 h / -78 - -60 °C
2.1: sodium hydroxide / ethanol; water / 0.25 h / 20 °C
3.1: Oxone; sodium bromide / dichloromethane; water / 0 - 20 °C
4.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
5.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
6.1: copper(I) bromide dimethylsulfide complex; 223121-01-5 / tert-butyl methyl ether; diethyl ether / -78 °C / Schlenk technique; Inert atmosphere
7.1: tert.-butyl lithium / diethyl ether; pentane / 0.5 h / -78 °C / Inert atmosphere
8.1: hydrazine hydrate; oxygen / ethanol
9.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 0 °C
9.2: 0.5 h / 20 °C
9.3: 0.5 h / 65 °C
View Scheme
2,5-dimethoxy-3,4-dimethylbenzaldehyde
86489-95-4

2,5-dimethoxy-3,4-dimethylbenzaldehyde

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Multi-step reaction with 7 steps
1.1: sodium hydroxide / ethanol; water / 0.25 h / 20 °C
2.1: Oxone; sodium bromide / dichloromethane; water / 0 - 20 °C
3.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
4.1: copper(I) bromide dimethylsulfide complex; 223121-01-5 / tert-butyl methyl ether; diethyl ether / -78 °C / Schlenk technique; Inert atmosphere
5.1: tert.-butyl lithium / diethyl ether; pentane / 0.5 h / -78 °C / Inert atmosphere
6.1: hydrazine hydrate; oxygen / ethanol
7.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 0 °C
7.2: 0.5 h / 20 °C
7.3: 0.5 h / 65 °C
View Scheme
Multi-step reaction with 8 steps
1.1: sodium hydroxide / ethanol; water / 0.25 h / 20 °C
2.1: Oxone; sodium bromide / dichloromethane; water / 0 - 20 °C
3.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
4.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
5.1: copper(I) bromide dimethylsulfide complex; 223121-01-5 / tert-butyl methyl ether; diethyl ether / -78 °C / Schlenk technique; Inert atmosphere
6.1: tert.-butyl lithium / diethyl ether; pentane / 0.5 h / -78 °C / Inert atmosphere
7.1: hydrazine hydrate; oxygen / ethanol
8.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 0 °C
8.2: 0.5 h / 20 °C
8.3: 0.5 h / 65 °C
View Scheme
(E)-4-(2,5-dimethoxy-3,4-dimethylphenyl)-3-buten-2-one

(E)-4-(2,5-dimethoxy-3,4-dimethylphenyl)-3-buten-2-one

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Multi-step reaction with 6 steps
1.1: Oxone; sodium bromide / dichloromethane; water / 0 - 20 °C
2.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
3.1: copper(I) bromide dimethylsulfide complex; 223121-01-5 / tert-butyl methyl ether; diethyl ether / -78 °C / Schlenk technique; Inert atmosphere
4.1: tert.-butyl lithium / diethyl ether; pentane / 0.5 h / -78 °C / Inert atmosphere
5.1: hydrazine hydrate; oxygen / ethanol
6.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 0 °C
6.2: 0.5 h / 20 °C
6.3: 0.5 h / 65 °C
View Scheme
Multi-step reaction with 7 steps
1.1: Oxone; sodium bromide / dichloromethane; water / 0 - 20 °C
2.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
3.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
4.1: copper(I) bromide dimethylsulfide complex; 223121-01-5 / tert-butyl methyl ether; diethyl ether / -78 °C / Schlenk technique; Inert atmosphere
5.1: tert.-butyl lithium / diethyl ether; pentane / 0.5 h / -78 °C / Inert atmosphere
6.1: hydrazine hydrate; oxygen / ethanol
7.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 0 °C
7.2: 0.5 h / 20 °C
7.3: 0.5 h / 65 °C
View Scheme
(Z)-3-bromo-4-(2,5-dimethoxy-3,4-dimethylphenyl)-3-buten-2-one

(Z)-3-bromo-4-(2,5-dimethoxy-3,4-dimethylphenyl)-3-buten-2-one

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: copper(I) bromide dimethylsulfide complex; 223121-01-5 / tert-butyl methyl ether; diethyl ether / -78 °C / Schlenk technique; Inert atmosphere
2.1: tert.-butyl lithium / diethyl ether; pentane / 0.5 h / -78 °C / Inert atmosphere
3.1: hydrazine hydrate; oxygen / ethanol
4.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 0 °C
4.2: 0.5 h / 20 °C
4.3: 0.5 h / 65 °C
View Scheme
(E)-3-bromo-4-(2,5-dimethoxy-3,4-dimethylphenyl)-3-buten-2-one

(E)-3-bromo-4-(2,5-dimethoxy-3,4-dimethylphenyl)-3-buten-2-one

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
2.1: copper(I) bromide dimethylsulfide complex; 223121-01-5 / tert-butyl methyl ether; diethyl ether / -78 °C / Schlenk technique; Inert atmosphere
3.1: tert.-butyl lithium / diethyl ether; pentane / 0.5 h / -78 °C / Inert atmosphere
4.1: hydrazine hydrate; oxygen / ethanol
5.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 0 °C
5.2: 0.5 h / 20 °C
5.3: 0.5 h / 65 °C
View Scheme
C14H18Br2O3

C14H18Br2O3

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
2.1: copper(I) bromide dimethylsulfide complex; 223121-01-5 / tert-butyl methyl ether; diethyl ether / -78 °C / Schlenk technique; Inert atmosphere
3.1: tert.-butyl lithium / diethyl ether; pentane / 0.5 h / -78 °C / Inert atmosphere
4.1: hydrazine hydrate; oxygen / ethanol
5.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 0 °C
5.2: 0.5 h / 20 °C
5.3: 0.5 h / 65 °C
View Scheme
Multi-step reaction with 6 steps
1.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
2.1: triethylamine / tetrahydrofuran / 16 h / Inert atmosphere; Reflux
3.1: copper(I) bromide dimethylsulfide complex; 223121-01-5 / tert-butyl methyl ether; diethyl ether / -78 °C / Schlenk technique; Inert atmosphere
4.1: tert.-butyl lithium / diethyl ether; pentane / 0.5 h / -78 °C / Inert atmosphere
5.1: hydrazine hydrate; oxygen / ethanol
6.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 0 °C
6.2: 0.5 h / 20 °C
6.3: 0.5 h / 65 °C
View Scheme
7,8-dimethyltocol
7616-22-0

7,8-dimethyltocol

A

(2S,4’R,8’R)-γ-tocopherol
162118-42-5

(2S,4’R,8’R)-γ-tocopherol

B

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
With carbon dioxide In methanol; n-heptane at 40℃; under 67506.8 Torr; Supercritical conditions;
(2RS,4'R,8'R)-γ-tocopherol
19625-16-2

(2RS,4'R,8'R)-γ-tocopherol

A

(2S,4’R,8’R)-γ-tocopherol
162118-42-5

(2S,4’R,8’R)-γ-tocopherol

B

gamma-tocopherol
54-28-4

gamma-tocopherol

Conditions
ConditionsYield
With carbon dioxide In methanol; n-heptane at 40℃; under 67506.8 Torr; Supercritical conditions;
allyl bromide
106-95-6

allyl bromide

gamma-tocopherol
54-28-4

gamma-tocopherol

(R,R,R)-6-allyloxy-2,7,8-trimethyl-2-(4,8,12-trimethyl-tridecyl)-chroman
13027-54-8

(R,R,R)-6-allyloxy-2,7,8-trimethyl-2-(4,8,12-trimethyl-tridecyl)-chroman

Conditions
ConditionsYield
With potassium carbonate In acetone for 20h; Heating / reflux;100%
butyraldehyde
123-72-8

butyraldehyde

gamma-tocopherol
54-28-4

gamma-tocopherol

7,9,10-trimethyl-2,4-dipropyl-7-(4,8,12-trimethyl-tridecyl)-4,5,6,7-tetrahydro-1,3,8-trioxa-phenanthrene
916319-66-9

7,9,10-trimethyl-2,4-dipropyl-7-(4,8,12-trimethyl-tridecyl)-4,5,6,7-tetrahydro-1,3,8-trioxa-phenanthrene

Conditions
ConditionsYield
With sulfuric acid; acetic acid for 18h;100%
gamma-tocopherol
54-28-4

gamma-tocopherol

(R,R,R)-5-bromo-2,7,8-trimethyl-2-(4,8,12-trimethyl-tridecyl)-chroman-6-ol

(R,R,R)-5-bromo-2,7,8-trimethyl-2-(4,8,12-trimethyl-tridecyl)-chroman-6-ol

Conditions
ConditionsYield
With sulfuric acid; bromine In hexane at 0 - 20℃;100%
With bromine In hexane at 0 - 20℃; Inert atmosphere;72%
morpholine
110-91-8

morpholine

paraformaldehyde-d2
1664-98-8

paraformaldehyde-d2

gamma-tocopherol
54-28-4

gamma-tocopherol

(2R,4'R,8'R)-5-(morpholino[(2)H2]methyl)-γ-tocopherol
936230-71-6

(2R,4'R,8'R)-5-(morpholino[(2)H2]methyl)-γ-tocopherol

Conditions
ConditionsYield
Stage #1: morpholine; paraformaldehyde-d2 at 70 - 80℃; for 2.33333h;
Stage #2: gamma-tocopherol at 20 - 80℃; for 0.75h; Mannich reaction; Further stages.;
98.3%
bromoacetic acid methyl ester
96-32-2

bromoacetic acid methyl ester

gamma-tocopherol
54-28-4

gamma-tocopherol

2,7,8-trimethyl-(2R-(4R,8R,12-trimethyltridecyl)-chroman-6-yloxy) acetic acid
261929-58-2

2,7,8-trimethyl-(2R-(4R,8R,12-trimethyltridecyl)-chroman-6-yloxy) acetic acid

Conditions
ConditionsYield
Stage #1: bromoacetic acid methyl ester; gamma-tocopherol With sodium hydroxide In DMF (N,N-dimethyl-formamide) at 20℃; for 24h;
Stage #2: With hydrogenchloride In DMF (N,N-dimethyl-formamide); water
97%
With sodium hydroxide In DMF (N,N-dimethyl-formamide) at 20℃; for 24h;97%
3-Chloro-2-methylpropene
563-47-3

3-Chloro-2-methylpropene

gamma-tocopherol
54-28-4

gamma-tocopherol

(R,R,R)-2,7,8-trimethyl-6-(2-methyl-allyloxy)-2-(4,8,12-trimethyl-tridecyl)-chroman
916319-71-6

(R,R,R)-2,7,8-trimethyl-6-(2-methyl-allyloxy)-2-(4,8,12-trimethyl-tridecyl)-chroman

Conditions
ConditionsYield
With potassium carbonate; sodium iodide In acetone for 20h; Heating / reflux;95%
5-bromomethyl-3,4-dihydro-2,7,8-trimethyl-2-(4,8,12-trimethyltridecyl)-2H-chromen-6-ol
2140-91-2

5-bromomethyl-3,4-dihydro-2,7,8-trimethyl-2-(4,8,12-trimethyltridecyl)-2H-chromen-6-ol

gamma-tocopherol
54-28-4

gamma-tocopherol

bis(5-γ-tocopheryl)methane
849198-82-9

bis(5-γ-tocopheryl)methane

Conditions
ConditionsYield
Stage #1: 5-bromomethyl-3,4-dihydro-2,7,8-trimethyl-2-(4,8,12-trimethyltridecyl)-2H-chromen-6-ol; gamma-tocopherol With boron trifluoride diacetate; acetic acid at 20℃; for 48h;
Stage #2: With hydrogenchloride In methanol for 0.5h;
94%
succinic acid anhydride
108-30-5

succinic acid anhydride

gamma-tocopherol
54-28-4

gamma-tocopherol

C60H102O4

C60H102O4

Conditions
ConditionsYield
Stage #1: succinic acid anhydride; gamma-tocopherol With boron trifluoride diethyl etherate; chloroformic acid ethyl ester In 1,4-dioxane for 2h; Heating;
Stage #2: With sodium tetrahydroborate; chloroformic acid ethyl ester In 1,4-dioxane at 0℃; for 0.5h;
92%
N,N-Dimethylthiocarbamoyl chloride
16420-13-6

N,N-Dimethylthiocarbamoyl chloride

gamma-tocopherol
54-28-4

gamma-tocopherol

O-dimethylthiocarbamoyl-d-γ-tocopherol
1380511-42-1

O-dimethylthiocarbamoyl-d-γ-tocopherol

Conditions
ConditionsYield
Stage #1: gamma-tocopherol With sodium hydride In N,N-dimethyl-formamide; mineral oil for 0.666667h; Inert atmosphere;
Stage #2: N,N-Dimethylthiocarbamoyl chloride In N,N-dimethyl-formamide; mineral oil at 20℃; Inert atmosphere;
91%
gamma-tocopherol
54-28-4

gamma-tocopherol

2-bromo-3-(3-hydroxy-3,7,11,15-tetramethylhexadecyl)-5,6-dimethyl-[1,4]benzoquinone
1311403-07-2

2-bromo-3-(3-hydroxy-3,7,11,15-tetramethylhexadecyl)-5,6-dimethyl-[1,4]benzoquinone

Conditions
ConditionsYield
With bromine In ethanol at 0 - 20℃; for 1.16667h; pH=6; aq. phosphate buffer;88%
cycl-isopropylidene malonate
2033-24-1

cycl-isopropylidene malonate

gamma-tocopherol
54-28-4

gamma-tocopherol

C59H100O4

C59H100O4

Conditions
ConditionsYield
Stage #1: cycl-isopropylidene malonate; gamma-tocopherol With boron trifluoride diethyl etherate; chloroformic acid ethyl ester In 1,4-dioxane for 2h; Heating;
Stage #2: With sodium tetrahydroborate; chloroformic acid ethyl ester In 1,4-dioxane at 0℃; for 0.5h;
84%
trifluoromethylsulfonic anhydride
358-23-6

trifluoromethylsulfonic anhydride

gamma-tocopherol
54-28-4

gamma-tocopherol

(2R,4'R,8'R)-γ-tocopheryl trifluoromethanesulfonate
1169840-66-7

(2R,4'R,8'R)-γ-tocopheryl trifluoromethanesulfonate

Conditions
ConditionsYield
With 2,6-dimethylpyridine In dichloromethane at -20 - -10℃; for 3h;82%
glutaric anhydride,
108-55-4

glutaric anhydride,

gamma-tocopherol
54-28-4

gamma-tocopherol

C61H104O4

C61H104O4

Conditions
ConditionsYield
Stage #1: glutaric anhydride,; gamma-tocopherol With boron trifluoride diethyl etherate; chloroformic acid ethyl ester In 1,4-dioxane for 2h; Heating;
Stage #2: With sodium tetrahydroborate; chloroformic acid ethyl ester In 1,4-dioxane at 0℃; for 0.5h;
81%
gamma-tocopherol
54-28-4

gamma-tocopherol

Tocopherol
59-02-9

Tocopherol

bis(5-γ-tocopheryl)methane
849198-82-9

bis(5-γ-tocopheryl)methane

Conditions
ConditionsYield
With silver(l) oxide78%
paraformaldehyde-d2
1664-98-8

paraformaldehyde-d2

gamma-tocopherol
54-28-4

gamma-tocopherol

(2R,4'R,8'R)-[C5-(2)H3]-α-tocopherol
113848-10-5

(2R,4'R,8'R)-[C5-(2)H3]-α-tocopherol

Conditions
ConditionsYield
With hydrogen chloride; tin(ll) chloride In di-isopropyl ether at 88℃; for 2.5h;77%
gamma-tocopherol
54-28-4

gamma-tocopherol

2,7,8-trimethyl-2-(4,8,12-trimethyltridecyl)-5-nitro-6-chromanol
574732-12-0

2,7,8-trimethyl-2-(4,8,12-trimethyltridecyl)-5-nitro-6-chromanol

Conditions
ConditionsYield
With acetic acid; sodium nitrite In ethanol at 22℃; for 0.5h;72%
With (2R,4'R,8'R)-α-tocopheramine; silver(l) oxide In hexane
acetic anhydride
108-24-7

acetic anhydride

gamma-tocopherol
54-28-4

gamma-tocopherol

(2R,4'R,8'R)-γ-tocopherol acetate
22373-06-4

(2R,4'R,8'R)-γ-tocopherol acetate

Conditions
ConditionsYield
With sulfuric acid In dichloromethane at 22℃; for 18h; Inert atmosphere;65%
With pyridine
C36H51NO4S

C36H51NO4S

gamma-tocopherol
54-28-4

gamma-tocopherol

C56H94O4S

C56H94O4S

Conditions
ConditionsYield
With triethylamine In chloroform at 60℃;65%
Adipic acid dichloride
111-50-2

Adipic acid dichloride

gamma-tocopherol
54-28-4

gamma-tocopherol

C62H106O4

C62H106O4

Conditions
ConditionsYield
Stage #1: Adipic acid dichloride; gamma-tocopherol With boron trifluoride diethyl etherate In 1,4-dioxane for 2h; Heating;
Stage #2: With sodium tetrahydroborate In 1,4-dioxane at 0℃; for 0.5h;
64%
gamma-tocopherol
54-28-4

gamma-tocopherol

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

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

Conditions
ConditionsYield
With borax; bromine; sodium hydroxide In tetrahydrofuran; hexane; water at 0℃; for 0.25h; pH=11;57%
succinic acid anhydride
108-30-5

succinic acid anhydride

gamma-tocopherol
54-28-4

gamma-tocopherol

γ-tocopheryl succinate

γ-tocopheryl succinate

Conditions
ConditionsYield
With zinc(II) chloride In toluene Heating;51%
With pyridine
gamma-tocopherol
54-28-4

gamma-tocopherol

A

5-(γ-tocopheroxy)-γ-tocopherol
131615-90-2

5-(γ-tocopheroxy)-γ-tocopherol

B

(R)-5,5'-bi-γ-tocopheryl
254972-61-7

(R)-5,5'-bi-γ-tocopheryl

Conditions
ConditionsYield
With alkaline aq. ferricyanide In hexane Ambient temperature;A 45%
B 20%
C 20%
gamma-tocopherol
54-28-4

gamma-tocopherol

A

C28H46O4

C28H46O4

B

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

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

C

para-γ-tocopherylquinone

para-γ-tocopherylquinone

Conditions
ConditionsYield
With borax; bromine; sodium hydroxide In tetrahydrofuran; hexane; water pH=11; Mechanism;A 13%
B 36%
C 39%
formaldehyd
50-00-0

formaldehyd

gamma-tocopherol
54-28-4

gamma-tocopherol

6-hydroxy-2,7,8-trimethyl-2-(4,8,12-trimethyltridecyl)chroman-5-carbaldehyde
113348-75-7

6-hydroxy-2,7,8-trimethyl-2-(4,8,12-trimethyltridecyl)chroman-5-carbaldehyde

Conditions
ConditionsYield
With tributyl-amine; tin(IV) chloride In toluene at 90 - 95℃; for 2h; Vilsmeier-Haack formylation;19%
cyanic acid
420-05-3

cyanic acid

gamma-tocopherol
54-28-4

gamma-tocopherol

(2R,4'R,8'R)-O-Allophanoyl-γ-tocopherol
6197-56-4

(2R,4'R,8'R)-O-Allophanoyl-γ-tocopherol

Conditions
ConditionsYield
With toluene at -50℃;
4-Nitrophenyl isocyanate
100-28-7

4-Nitrophenyl isocyanate

gamma-tocopherol
54-28-4

gamma-tocopherol

(2R,4'R,8'R)-O-(4-Nitro-phenylcarbamoyl)-γ-tocopherol

(2R,4'R,8'R)-O-(4-Nitro-phenylcarbamoyl)-γ-tocopherol

Conditions
ConditionsYield
With benzene
gamma-tocopherol
54-28-4

gamma-tocopherol

(4R,8R,12R)-4-hydroxy-4,8,12,16-tetramethylheptadecanoic acid lactone
96168-15-9

(4R,8R,12R)-4-hydroxy-4,8,12,16-tetramethylheptadecanoic acid lactone

Conditions
ConditionsYield
With chromium(VI) oxide; acetic acid

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