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Hangzhou Dingyan Chem Co., Ltd

Items Standard Result Description Pale yellow to yellow flowing powder Conforms Content(Vitamin A Acetete

High purity Vitamin A acetate with high quality and best price cas:127-47-9

Cas:127-47-9

Min.Order:1 Kilogram

FOB Price: $30.0 / 130.0

Type:Manufacturers

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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 Vitamin A Acetate supplier in China

Cas:127-47-9

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Kono Chem Co.,Ltd

Specifications CAS No.: 127-47-9 Other Names: all-trans Vitamin A acetate MF: C22H32O2 EINECS No.: 204-844-2 Place of Origin: China

Food Grade Vitamin A Acetate Powder CWS 500,000IU/g CAS NO: 127-47-9

Cas:127-47-9

Min.Order:1 Kilogram

FOB Price: $800.0 / 1000.0

Type:Other

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Hebei yanxi chemical co.,LTD.

hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm

Retinyl acetate CAS NO.127-47-9

Cas:127-47-9

Min.Order:1 Metric Ton

FOB Price: $1.0 / 3.0

Type:Manufacturers

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Wuhan Fortuna Chemical Co.,Ltd

Retinyl acetate CAS 127-47-9 Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed additives, Fine chemicals in distributin

Retinyl acetate CAS 127-47-9

Cas:127-47-9

Min.Order:25 Kilogram

FOB Price: $10.0

Type:Trading Company

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Hefei TNJ chemical industry co.,ltd

Specifications Name: Vitamin A Acetate Appearance:yellow crystal or liquid Usage:used as feed ,Veterinary Vitamin A acetate 1.yellow crystal or liquid.Soluble in water, ethanol, can be emulsified in water. , Insoluble in vegeta

good quality Vitamin A

Cas:127-47-9

Min.Order:1 Kilogram

Negotiable

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 Retinyl acetate

Cas:127-47-9

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% Retinyl acetate 127-47-9 ISO Producer

Cas:127-47-9

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,

vitamin A acetate

Cas:127-47-9

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

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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

Vitamin A Acetate

Cas:127-47-9

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

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Dayang Chem (Hangzhou) Co.,Ltd.

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 services. DayangChem can provide different quantities of custom synthesis

Retinyl acetate

Cas:127-47-9

Min.Order:1 Kilogram

FOB Price: $4.0

Type:Lab/Research institutions

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

Vitamin A acetate

Cas:127-47-9

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

Retinyl acetate 127-47-9

Cas:127-47-9

Min.Order:1 Kilogram

FOB Price: $1.0 / 10.0

Type:Trading Company

inquiry

Henan Tianfu Chemical Co., Ltd.

Our company engages in Sodium Tripolyphosphate (STPP) and Sodium Hexametabphosphate (SHMP) production; development of noble metal catalysts, synthesis of electronic chemical materials and general chemicals Imp&Exp trading business. The company

TIANFU-CHEM - Retinyl acetate

Cas:127-47-9

Min.Order:1 Kilogram

FOB Price: $1000.0

Type:Lab/Research institutions

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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

New production CAS 127-47-9 with best quality

Cas:127-47-9

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

LIDE PHARMACEUTICALS LIMITED

Advantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&amp

Retinyl acetate/ LIDE PHARMA- Factory supply / Best price

Cas:127-47-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

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Henan Sinotech Import&Export Corporation

Name:Vitamin A, Retinol powder Assay:99% Appearance:light yellow powder CAS number:68-26-8 EINECS: 200-683-7 Molecular Formula: C20H30O Appearance: yellow crystalline cryst vitamins Storage: RT. Package: 25KG/drum Application:Vitamins Tra

Vitamin A acetate CAS:127-47-9

Cas:127-47-9

Min.Order:5 Metric Ton

FOB Price: $1.0 / 2.0

Type:Other

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Hangzhou Sartort Biopharma Co., Ltd

Appearance:Light yellow crystals Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Any port in china

Retinyl acetate

Cas:127-47-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Langyou International Trading Co., Ltd

Advantages: Hubei XinRunde Chemical Co., Ltd is a renowned pharmaceutical manufacturer. We can offer high quality products at competitive price in quick delivery with 100% custom pass guaranteed. Never stop striving to offer our best s

Retinyl Acetate Manufacturer For Skin Care Products

Cas:127-47-9

Min.Order:10 Gram

Negotiable

Type:Other

inquiry

Shanghai Upbio Tech Co.,Ltd

1,In No Less five years exporting experience. 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Appearance:yellow powder Storage:Store in dry、d

Top sale Retinyl acetate 99%

Cas:127-47-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

HANWAYS CHEMPHARM CO.,LIMITED

Hanways Chempharm Co., Limited, the former is Hubei Hanways Pharchem CO.,Limited, set up in 2009 in Wuhan, China. We specialize in sourcing and supplying APIs, pharmaceutical intermediates, and fine chemicals for worldwide markets. The founder has d

Retinyl acetate Vitamin A

Cas:127-47-9

Min.Order:1 Kilogram

FOB Price: $300.0

Type:Trading Company

inquiry

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

Shanghai Minstar Chemical Co., Ltd

Product Name: Retinyl acetate CAS: 127-47-9 MF: C22H32O2 MW: 328.49 EINECS: 204-844-2 Mol File: 127-47-9.mol Retinyl acetate Structure Retinyl acetate Chemical Properties Melting point 57-58 °C Boiling point 406.22&deg

127-47-9

Cas:127-47-9

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:liquid or powder Storage:Refer to COA / MSDS Pa

EP/USP/FCC/GB Retinyl acetate 127-47-9 cas VITAMIN A ACETATE

Cas:127-47-9

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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Hunan chemfish Pharmaceutical co.,Ltd

GMP/COS/CEP/FDA/FAMI-QS/HALAL Appearance:pale yellow to yellow flowing powder Storage:2-8°C Package:as client requirement Application:vitamin precursor Transportation:Express, Air ,Sea Port:Any port of China

Vitamin A Acetate 500,000IU/G CWS (Food Grade)

Cas:127-47-9

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

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 present

Retinyl acetate Vitamin AD drugs

Cas:127-47-9

Min.Order:1 Kilogram

FOB Price: $70.0 / 80.0

Type:Trading Company

inquiry

Qingdao Beluga Import and Export Co., LTD

Beluga chemical professional supply High quality Retinyl acetate CAS 127-47-9 1. Beluga Chemical has a professional RESEARCH and development team and strong technical force to ensure technical support and research capabilities. 2. Made in China a

High quality Retinyl acetate CAS 127-47-9

Cas:127-47-9

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

Retinyl acetate

Cas:127-47-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Wonda Pharm Limited

1.High Quality: Quality is life. Quality is the most important element for all goods. We have a lab doing research in Wuhan China and produce sarms in bulk quantity. We have 8 years experience making all kinds of sarms. And all our old customers

supply Feed Grade favorable price vitamin A acetate

Cas:127-47-9

Min.Order:100 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

acetic anhydride
108-24-7

acetic anhydride

RETINOL
68-26-8

RETINOL

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
In hexane at 35℃; for 1h; Solvent; Temperature;99.5%
In hexane at 35℃; for 1h;99.5%
With triethylamine In hexane at 25℃; for 24h; Inert atmosphere; Darkness;76%
(2Z,4Z)-3,7-dimethyl-6-hydroxy-9-(2',6',6'-trimethylcyclohex-1'-en-1'-yl)-nona-2,4,6,8-tetraenyl acetate

(2Z,4Z)-3,7-dimethyl-6-hydroxy-9-(2',6',6'-trimethylcyclohex-1'-en-1'-yl)-nona-2,4,6,8-tetraenyl acetate

argon

argon

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
In N-methyl-acetamide95.8%
In N-methyl-acetamide94.1%
In N-methyl-acetamide93.9%
phosphorus pentaoxide
337913-25-4

phosphorus pentaoxide

(2Z,4Z)-3,7-dimethyl-6-hydroxy-9-(2',6',6'-trimethylcyclohex-1'-en-1'-yl)-nona-2,4,6,8-tetraenyl acetate

(2Z,4Z)-3,7-dimethyl-6-hydroxy-9-(2',6',6'-trimethylcyclohex-1'-en-1'-yl)-nona-2,4,6,8-tetraenyl acetate

argon

argon

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
In N-methyl-acetamide94.9%
(+/-)-(E,E,E)-9-(acetyloxy)-3,7-dimethyl-1-<2,6,6-trimethyl-1-cyclohexen-1-yl>-1,5,7-nonatrien-4-one
120591-27-7

(+/-)-(E,E,E)-9-(acetyloxy)-3,7-dimethyl-1-<2,6,6-trimethyl-1-cyclohexen-1-yl>-1,5,7-nonatrien-4-one

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
With iridium on carbon; hydrogen In ethanol at 50℃; under 11251.1 - 15001.5 Torr; for 3h; Reagent/catalyst; Pressure; Temperature; Solvent; Autoclave; Inert atmosphere;93%
Tetraethyl methylenediphosphonate
1660-94-2

Tetraethyl methylenediphosphonate

(E)-4-acetoxy-2-methylcrotonaldehyde
26586-02-7

(E)-4-acetoxy-2-methylcrotonaldehyde

(E)-2-methyl-4-(2,6,6-trimethyl-1-cyclohexenyl)-2-butenal
14398-40-4

(E)-2-methyl-4-(2,6,6-trimethyl-1-cyclohexenyl)-2-butenal

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
Stage #1: Tetraethyl methylenediphosphonate With 18-crown-6 ether; potassium tert-butylate In toluene at 30℃; for 0.5h; [1,2]-Wittig Rearrangement; Inert atmosphere;
Stage #2: (E)-2-methyl-4-(2,6,6-trimethyl-1-cyclohexenyl)-2-butenal In toluene at -5℃; for 4.5h;
Stage #3: (E)-4-acetoxy-2-methylcrotonaldehyde In toluene at -40℃; for 1h; Reagent/catalyst; Solvent; Temperature;
93%
3-methyl-4-oxobut-2-enyl acetate
14918-80-0

3-methyl-4-oxobut-2-enyl acetate

β-Jonylidenaethyl-triphenyl-phosphonium-chlorid
1062-12-0

β-Jonylidenaethyl-triphenyl-phosphonium-chlorid

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
With 1-butyl-3-methylimidazolium imidazolide; sodium hydroxide In hexane; water at 43℃; for 2h; Reagent/catalyst; Temperature; Solvent; Autoclave; Inert atmosphere;92.92%
(E)-4-acetoxy-2-methylcrotonaldehyde
26586-02-7

(E)-4-acetoxy-2-methylcrotonaldehyde

[(2E,4E)-3-methyl-5-(2,6,6-trimethylcyclohex-1-en-1-yl)penta-2,4-dienyl]triphenylphosphonium chloride
53282-28-3

[(2E,4E)-3-methyl-5-(2,6,6-trimethylcyclohex-1-en-1-yl)penta-2,4-dienyl]triphenylphosphonium chloride

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
With potassium hydroxide In isopropyl alcohol at 0 - 10℃; for 2h; Wittig Olefination; Inert atmosphere;92.8%
With potassium hydroxide In N,N-dimethyl-formamide; isopropyl alcohol at 0 - 10℃; for 2h; Inert atmosphere;91.9%
(E)-4-acetoxy-2-methylcrotonaldehyde
26586-02-7

(E)-4-acetoxy-2-methylcrotonaldehyde

5-(2,6,6-trimethylcyclohexenyl)-3-methyl-2,4-pentadienyltriphenylphosphonium bromide
62285-98-7

5-(2,6,6-trimethylcyclohexenyl)-3-methyl-2,4-pentadienyltriphenylphosphonium bromide

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
With sodium ethanolate In N,N-dimethyl-formamide at -5 - 0℃; for 2h; Solvent; Temperature; Reagent/catalyst; Wittig Olefination; Inert atmosphere;91%
With sodium ethanolate In N,N-dimethyl-formamide at -5 - 5℃; for 2h; Time; Inert atmosphere;90.7%
1-acetoxy-5.9-dibensenesulfonyl-3,7-dimethyl-9-(2,6,6-trimethyl-1-cyclohexenyl)-2,6-nonadiene
475558-35-1

1-acetoxy-5.9-dibensenesulfonyl-3,7-dimethyl-9-(2,6,6-trimethyl-1-cyclohexenyl)-2,6-nonadiene

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
With sodium hydroxide In ethanol for 15h; Heating;82%
(E)-4-acetoxy-2-methylcrotonaldehyde
26586-02-7

(E)-4-acetoxy-2-methylcrotonaldehyde

[(2E,4E)-3-methyl-5-(2,6,6-trimethylcyclohex-1-en-1-yl)penta-2,4-dienyl]triphenylphosphonium hydrogensulfate

[(2E,4E)-3-methyl-5-(2,6,6-trimethylcyclohex-1-en-1-yl)penta-2,4-dienyl]triphenylphosphonium hydrogensulfate

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
With ammonia In water at 50℃; for 0.5h; Product distribution / selectivity; Wittig Reaction;77%
Conditions
ConditionsYield
With erythrosine B In methanol; n-heptane at 15℃; for 4h; Irradiation;76.8%
7,8-dihydroretinyl acetate

7,8-dihydroretinyl acetate

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
With triethanolamine; 2,3-dicyano-5,6-dichloro-p-benzoquinone In ethyl acetate at 20 - 77℃; for 1h; Temperature; Solvent;75%
acetyl chloride
75-36-5

acetyl chloride

1,3,3-trimethyl-2-[(2E,4E,6E)-3,7-dimethyl-2,4,6,8-nonatetraenyl]cyclohexene
388075-89-6

1,3,3-trimethyl-2-[(2E,4E,6E)-3,7-dimethyl-2,4,6,8-nonatetraenyl]cyclohexene

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
Stage #1: 1,3,3-trimethyl-2-[(2E,4E,6E)-3,7-dimethyl-2,4,6,8-nonatetraenyl]cyclohexene With NMPA; lithium diisopropyl amide In tetrahydrofuran; hexane
Stage #2: With sodium hydroxide; fluorodimethoxyborane diethyl etherate In tetrahydrofuran at 25℃; for 2h;
Stage #3: acetyl chloride With pyridine In dichloromethane at 25℃; for 3h; Further stages.;
41%
(2E,6E,8E)-4-bromo-3,7-dimethyl-9-(2,6,6-trimethyl-1-cyclohexenyl)-2,6,8-nonatrienyl acetate
388075-83-0

(2E,6E,8E)-4-bromo-3,7-dimethyl-9-(2,6,6-trimethyl-1-cyclohexenyl)-2,6,8-nonatrienyl acetate

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
With 2,6-dichloro-benzonitrile In hexane at 25℃; for 6h;31%
(E)-4-acetoxy-2-methylcrotonaldehyde
26586-02-7

(E)-4-acetoxy-2-methylcrotonaldehyde

3-methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4-pentadienylphosphonic acid,diethyl ester
128759-88-6

3-methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4-pentadienylphosphonic acid,diethyl ester

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
With dimethyl sulfoxide In tetrahydrofuran; hexane; water7.1%
In di-isopropyl ether; water7.9%
In N-methyl-acetamide; water; toluene7%
3-methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4-pentadienylphosphonic acid,dimethyl ester

3-methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4-pentadienylphosphonic acid,dimethyl ester

methyl ethyl 3-methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4-pentadienylphosphonate

methyl ethyl 3-methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4-pentadienylphosphonate

(E)-4-acetoxy-2-methylcrotonaldehyde
26586-02-7

(E)-4-acetoxy-2-methylcrotonaldehyde

3-methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4-pentadienylphosphonic acid,diethyl ester
128759-88-6

3-methyl-5-(2,6,6-trimethyl-1-cyclohexen-1-yl)-2,4-pentadienylphosphonic acid,diethyl ester

sodium t-butanolate
865-48-5

sodium t-butanolate

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
In N-methyl-acetamide; toluene6.9%
pyridine
110-86-1

pyridine

RETINOL
68-26-8

RETINOL

acetyl chloride
75-36-5

acetyl chloride

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
With 1,2-dichloro-ethane
With diethyl ether
3-methyl-4-oxobut-2-enyl acetate
14918-80-0

3-methyl-4-oxobut-2-enyl acetate

1,5,5-trimethyl-6-(3-methyl-penta-2,4-dienylidene)-cyclohexene
55497-46-6

1,5,5-trimethyl-6-(3-methyl-penta-2,4-dienylidene)-cyclohexene

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
With triphenylphosphine hydrochloride
acetic anhydride
108-24-7

acetic anhydride

1-hydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-1-cyclohexen-1-yl)-9-phenylsulfonyl-2,6,8-nonatriene
105096-76-2

1-hydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-1-cyclohexen-1-yl)-9-phenylsulfonyl-2,6,8-nonatriene

A

Retinol acetate
127-47-9

Retinol acetate

B

9-cis-Vitamin-A-acetat
29584-22-3

9-cis-Vitamin-A-acetat

C

11-cis-Vitamin-A-acetat
29443-87-6

11-cis-Vitamin-A-acetat

D

(7E,9E,11E,13Z)-retinyl acetate
34356-31-5

(7E,9E,11E,13Z)-retinyl acetate

Conditions
ConditionsYield
With potassium methanolate 1.) cyclohexane, 38 deg C, 2 h; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;
acetic anhydride
108-24-7

acetic anhydride

1-acetoxy-6-chloro-3,7-dimethyl-9-(2,6,6-trimethyl-1-cyclohexene-1-yl)-9-phenylsulfonyl-2,7-nonadiene
103905-08-4

1-acetoxy-6-chloro-3,7-dimethyl-9-(2,6,6-trimethyl-1-cyclohexene-1-yl)-9-phenylsulfonyl-2,7-nonadiene

A

Retinol acetate
127-47-9

Retinol acetate

C

(7E,9E,11E,13Z)-retinyl acetate
34356-31-5

(7E,9E,11E,13Z)-retinyl acetate

Conditions
ConditionsYield
With potassium methanolate; triethylamine 1.) cyclohexane, 38 deg C, 2 h, 2.) hexane; Yield given. Multistep reaction;
acetic anhydride
108-24-7

acetic anhydride

1-acetoxy-6-bromo-3,7-dimethyl-9-(2,6,6-trimethyl-1-cyclohexene-1-yl)-9-phenylsulfonyl-2,7-nonadiene
103905-09-5

1-acetoxy-6-bromo-3,7-dimethyl-9-(2,6,6-trimethyl-1-cyclohexene-1-yl)-9-phenylsulfonyl-2,7-nonadiene

A

Retinol acetate
127-47-9

Retinol acetate

B

9-cis-Vitamin-A-acetat
29584-22-3

9-cis-Vitamin-A-acetat

C

11-cis-Vitamin-A-acetat
29443-87-6

11-cis-Vitamin-A-acetat

D

(7E,9E,11E,13Z)-retinyl acetate
34356-31-5

(7E,9E,11E,13Z)-retinyl acetate

Conditions
ConditionsYield
With potassium methanolate 1.) cyclohexane, 38 deg C, 2 h; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;
10,15-dihydroxy-9,13-dimethyl-7-(1,1,5-trimethyl-5-cyclohex-6-enyl)-8,11,13-nonatriene
3230-76-0, 34255-07-7, 60102-36-5, 62653-03-6

10,15-dihydroxy-9,13-dimethyl-7-(1,1,5-trimethyl-5-cyclohex-6-enyl)-8,11,13-nonatriene

A

Retinol acetate
127-47-9

Retinol acetate

B

(7E,9E,11E,13Z)-retinyl acetate
34356-31-5

(7E,9E,11E,13Z)-retinyl acetate

C

(3E,5E,7E)-3,7-Dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-3,5,7-triene-1,2-diol
139697-18-0

(3E,5E,7E)-3,7-Dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-3,5,7-triene-1,2-diol

D

Acetic acid (2Z,4Z,6E)-8-hydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-2,4,6-trienyl ester
59677-18-8, 59728-52-8, 139758-19-3

Acetic acid (2Z,4Z,6E)-8-hydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-2,4,6-trienyl ester

E

Acetic acid (3E,5Z,7Z)-2-hydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-3,5,7-trienyl ester
62417-07-6, 139890-93-0

Acetic acid (3E,5Z,7Z)-2-hydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-3,5,7-trienyl ester

F

Acetic acid (3E,5E,7E)-2-hydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-3,5,7-trienyl ester
62417-07-6, 139890-93-0

Acetic acid (3E,5E,7E)-2-hydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-3,5,7-trienyl ester

Conditions
ConditionsYield
Product distribution; Mechanism; multistep reaction; dehydrochlorination;
Acetic acid (2Z,4Z,6E)-8-chloro-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-2,4,6-trienyl ester
139697-15-7, 139758-18-2

Acetic acid (2Z,4Z,6E)-8-chloro-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-2,4,6-trienyl ester

A

Retinol acetate
127-47-9

Retinol acetate

B

(3E,5E,7E)-3,7-Dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-3,5,7-triene-1,2-diol
139697-18-0

(3E,5E,7E)-3,7-Dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-3,5,7-triene-1,2-diol

C

Acetic acid (2Z,4Z,6E)-8-hydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-2,4,6-trienyl ester
59677-18-8, 59728-52-8, 139758-19-3

Acetic acid (2Z,4Z,6E)-8-hydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-2,4,6-trienyl ester

D

Acetic acid (3E,5E,7E)-2-hydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-3,5,7-trienyl ester
62417-07-6, 139890-93-0

Acetic acid (3E,5E,7E)-2-hydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-3,5,7-trienyl ester

E

Acetic acid (3E,5Z,7Z)-2-chloro-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-3,5,7-trienyl ester
139697-16-8, 139890-92-9

Acetic acid (3E,5Z,7Z)-2-chloro-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-3,5,7-trienyl ester

F

Acetic acid (3E,5E,7E)-2-chloro-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-3,5,7-trienyl ester
139697-16-8, 139890-92-9

Acetic acid (3E,5E,7E)-2-chloro-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-3,5,7-trienyl ester

Conditions
ConditionsYield
With hydrogenchloride at 35℃; for 3h; Rate constant; other 8- and 14-chloroacetates;
1-hydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-1-cyclohexen-1-yl)-9-phenylsulfonyl-2,6,8-nonatriene
105096-76-2

1-hydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-1-cyclohexen-1-yl)-9-phenylsulfonyl-2,6,8-nonatriene

A

Retinol acetate
127-47-9

Retinol acetate

B

9-cis-Vitamin-A-acetat
29584-22-3

9-cis-Vitamin-A-acetat

C

11-cis-Vitamin-A-acetat
29443-87-6

11-cis-Vitamin-A-acetat

D

(7E,9E,11E,13Z)-retinyl acetate
34356-31-5

(7E,9E,11E,13Z)-retinyl acetate

Conditions
ConditionsYield
With potassium methanolate In cyclohexane at 38℃; for 2h; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
(+-)-9-acetoxy-3.7-dimethyl-1-<2.2.6-trimethyl-cyclohexen-(6)-yl>-nonatrien-(2ξ.5c.7ξ)-ol-(4)

(+-)-9-acetoxy-3.7-dimethyl-1-<2.2.6-trimethyl-cyclohexen-(6)-yl>-nonatrien-(2ξ.5c.7ξ)-ol-(4)

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
With iodine; Petroleum ether; Tocopherol bei Siedetemperatur;
With pyridine; toluene; trichlorophosphate at 90 - 95℃; Durchleiten von Stickstoff;
3,7-dimethyl-9-<2,6,6-trimethyl-cyclohex-1-enyl>-nona-2c,4c,7ξ-triene-1,6-diol

3,7-dimethyl-9-<2,6,6-trimethyl-cyclohex-1-enyl>-nona-2c,4c,7ξ-triene-1,6-diol

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
Acetylierung und aufeinanderfolgendes Behandeln mit HCl und mit NaHCO3 ;
Acetylierung und aufeinanderfolgendes Behandeln mit HCl und mit NaHCO3 ;
3-methyl-4-oxobut-2-enyl acetate
14918-80-0

3-methyl-4-oxobut-2-enyl acetate

3-methyl-5t-<2,6,6-trimethyl-cyclohex-1-enyl>-penta-2t,4-dien-1-ol

3-methyl-5t-<2,6,6-trimethyl-cyclohex-1-enyl>-penta-2t,4-dien-1-ol

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
With triphenylphosphine hydrochloride
pyridine
110-86-1

pyridine

(+/-)-9-acetoxy-3.7-dimethyl-1-(2.2.6-trimethyl-cyclohexen-(6)-yl)-nonatrien-(2ξ.5c.7c)-ol-(4)
62417-05-4, 95404-32-3

(+/-)-9-acetoxy-3.7-dimethyl-1-(2.2.6-trimethyl-cyclohexen-(6)-yl)-nonatrien-(2ξ.5c.7c)-ol-(4)

toluene
108-88-3

toluene

Retinol acetate
127-47-9

Retinol acetate

Conditions
ConditionsYield
at 90 - 95℃;
hexadecanoic acid methyl ester
112-39-0

hexadecanoic acid methyl ester

Retinol acetate
127-47-9

Retinol acetate

retinyl palmitate
79-81-2

retinyl palmitate

Conditions
ConditionsYield
With sodium hydroxide In methanol at 55℃; under 11.2511 - 16.5017 Torr; for 3h; Concentration; Pressure; Large scale;96%
Retinol acetate
127-47-9

Retinol acetate

beta-carotene
7235-40-7

beta-carotene

Conditions
ConditionsYield
Stage #1: Retinol acetate With sulfuric acid; triphenylphosphine In methanol at 0 - 5℃; for 10.5h;
Stage #2: With palladium diacetate; β‐cyclodextrin In ethanol; dichloromethane; water under 16501.7 Torr; for 8h; Reagent/catalyst; Solvent; Pressure; Temperature; Autoclave;
90.6%
Stage #1: Retinol acetate With aniline In ethanol
Stage #2: With hydrogenchloride; triphenylphosphine In ethanol; water at 10 - 25℃; for 26h; Reagent/catalyst; Solvent; Further stages;
58.75%
Retinol acetate
127-47-9

Retinol acetate

RETINOL
68-26-8

RETINOL

Conditions
ConditionsYield
With methyllithium In tetrahydrofuran at -15℃; for 0.75h; Inert atmosphere;83%
With water
With methyllithium In diethyl ether at -15℃; for 2h;600 mg
Retinol acetate
127-47-9

Retinol acetate

9-cis-Vitamin-A-acetat
29584-22-3

9-cis-Vitamin-A-acetat

Conditions
ConditionsYield
In acetonitrile at 25℃; for 24h; UV-irradiation;80%
With dichloro bis(acetonitrile) palladium(II); triethylamine In hexane at 65℃; for 20h; Catalytic behavior; Reagent/catalyst; Solvent; Inert atmosphere;n/a
Retinol acetate
127-47-9

Retinol acetate

1-hexadecylcarboxylic acid
57-10-3

1-hexadecylcarboxylic acid

A

retinyl palmitate
79-81-2

retinyl palmitate

B

RETINOL
68-26-8

RETINOL

Conditions
ConditionsYield
With Novozyme 435 (from Candida antarctica immobilized on acrylic resin); Amberlyst A-21 In toluene at 20℃; for 15h; Product distribution / selectivity; Enzymatic reaction;A 78%
B n/a
Retinol acetate
127-47-9

Retinol acetate

Thioctic acid
1077-28-7, 62-46-4

Thioctic acid

A

retinyl lipoate

retinyl lipoate

B

RETINOL
68-26-8

RETINOL

Conditions
ConditionsYield
With Novozyme 435 (from Candida antarctica immobilized on acrylic resin); Amberlyst A-21 In toluene at 20℃; for 21h; Product distribution / selectivity; Enzymatic reaction; Sonication;A 71%
B n/a
linoleic acid
60-33-3

linoleic acid

Retinol acetate
127-47-9

Retinol acetate

A

retinyl linoleate

retinyl linoleate

B

RETINOL
68-26-8

RETINOL

Conditions
ConditionsYield
With Novozyme 435 (from Candida antarctica immobilized on acrylic resin); Amberlyst A-21 In toluene at 20℃; for 2 - 50h; Product distribution / selectivity; Enzymatic reaction;A 71%
B n/a
With Novozyme 435 (from Candida antarctica immobilized on acrylic resin) In toluene at 20 - 50℃; for 1 - 2h; Product distribution / selectivity; Enzymatic reaction;
With Lipozyme TI IM; Amberlyst A-21 In toluene at 20℃; for 45h; Product distribution / selectivity; Enzymatic reaction;
cis-Octadecenoic acid
112-80-1

cis-Octadecenoic acid

Retinol acetate
127-47-9

Retinol acetate

A

retinyl stearate
631-88-9

retinyl stearate

B

RETINOL
68-26-8

RETINOL

Conditions
ConditionsYield
With Novozyme 435 (from Candida antarctica immobilized on acrylic resin); Amberlyst A-21 In toluene at 20℃; for 15h; Product distribution / selectivity; Enzymatic reaction;A 69%
B n/a
Retinol acetate
127-47-9

Retinol acetate

A

Acetic acid (4E,6E,8E)-(2S,3S)-2,3-dihydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-4,6,8-trienyl ester
166584-42-5

Acetic acid (4E,6E,8E)-(2S,3S)-2,3-dihydroxy-3,7-dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-4,6,8-trienyl ester

B

Acetic acid (3E,5E,7E)-(1S,2S)-2-hydroxy-1-hydroxymethyl-2,6-dimethyl-8-(2,6,6-trimethyl-cyclohex-1-enyl)-octa-3,5,7-trienyl ester

Acetic acid (3E,5E,7E)-(1S,2S)-2-hydroxy-1-hydroxymethyl-2,6-dimethyl-8-(2,6,6-trimethyl-cyclohex-1-enyl)-octa-3,5,7-trienyl ester

Conditions
ConditionsYield
With potassium osmate(VI); Hydroquinone 1,4-phthalazinediyl diether; methanesulfonamide; potassium carbonate; potassium hexacyanoferrate(III) In water; tert-butyl alcohol at 0℃; for 4h; Yields of byproduct given;A 63%
B n/a
Retinol acetate
127-47-9

Retinol acetate

A

Hexahydrovitamin A acetate
113563-63-6

Hexahydrovitamin A acetate

B

9,13-Dimethyl-7-(1,1,5-trimethyl-5-cyclohexen-6-yl)-8,13-nonadien-15-ol acetate
113563-62-5

9,13-Dimethyl-7-(1,1,5-trimethyl-5-cyclohexen-6-yl)-8,13-nonadien-15-ol acetate

Conditions
ConditionsYield
With hydrogen; nickel In methanol for 0.5h; Ambient temperature; Yields of byproduct given;A 62.5%
B n/a
With hydrogen; nickel In methanol for 0.5h; Ambient temperature; Yield given. Yields of byproduct given;
ethyl 4-pentenoate
1968-40-7

ethyl 4-pentenoate

Retinol acetate
127-47-9

Retinol acetate

A

(1E,3E)-3-methyl-1-[2,6,6-trimethylcyclohex-1-enyl]hexa-1,3,5-triene
43219-55-2

(1E,3E)-3-methyl-1-[2,6,6-trimethylcyclohex-1-enyl]hexa-1,3,5-triene

B

ethyl (11Z)-13-nor-13,14-dihydroretinoate

ethyl (11Z)-13-nor-13,14-dihydroretinoate

C

ethyl (11E)-13-nor-13,14-dihydroretinoate
1332483-21-2

ethyl (11E)-13-nor-13,14-dihydroretinoate

Conditions
ConditionsYield
With Hoveyda-Grubbs catalyst second generation In toluene at 20℃; for 96h; Inert atmosphere; optical yield given as %de; diastereoselective reaction;A 33%
B n/a
C n/a
Retinol acetate
127-47-9

Retinol acetate

(2E,4EZ)-N-(4-hexyloxyphenyl)-3-methylhexa-2,4-dienamide
1332483-19-8

(2E,4EZ)-N-(4-hexyloxyphenyl)-3-methylhexa-2,4-dienamide

N-(4-hexyloxyphenyl)retinamide
1332483-22-3

N-(4-hexyloxyphenyl)retinamide

Conditions
ConditionsYield
With Hoveyda-Grubbs catalyst second generation In dichloromethane; toluene at 20℃; for 96h; Inert atmosphere; optical yield given as %de; diastereoselective reaction;26%
Retinol acetate
127-47-9

Retinol acetate

(2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohex-1-en-1-yl)nona-2,4,6,8-tetraen-1-amine
43219-27-8

(2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohex-1-en-1-yl)nona-2,4,6,8-tetraen-1-amine

Conditions
ConditionsYield
Stage #1: Retinol acetate With sodium hydroxide
Stage #2: With manganese(IV) oxide In hexane Further stages;
23.5%
Retinol acetate
127-47-9

Retinol acetate

N-(4-hydroxyphenyl)sorbamide

N-(4-hydroxyphenyl)sorbamide

N-(4-hydroxyphenyl)-13-apo-β-caroten-13-amide
1332483-33-6

N-(4-hydroxyphenyl)-13-apo-β-caroten-13-amide

Conditions
ConditionsYield
With Hoveyda-Grubbs catalyst second generation In toluene at 20℃; Inert atmosphere; optical yield given as %de; diastereoselective reaction;13%
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