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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 Content Natural Extract 7β-Hydroxycholesterol HACCP manufacturer

Cas:566-27-8

Min.Order:1 Gram

FOB Price: $0.1

Type:Manufacturers

inquiry

Shanghai Upbio Tech Co.,Ltd

1.In No Less 10 years exporting experience. you 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 Specializ

Cholest-5-ene-3,7-diol,(3b,7b)-

Cas:566-27-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

7BETA-HYDROXYCHOLESTEROL CAS:566-27-8 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 in

7BETA-HYDROXYCHOLESTEROL CAS:566-27-8

Cas:566-27-8

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

Cholest-5-ene-3,7-diol,(3b,7b)-

Cas:566-27-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

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

7-hydroxy Cholesterol

Cas:566-27-8

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

superior quality moderate price & quick delivery Appearance:White Solid 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:A metabolite of Chol

Cholest-5-ene-3,7-diol,(3b,7b)-

Cas:566-27-8

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

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

7-hydroxy Cholesterol

Cas:566-27-8

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

SHANGHAI SYSTEAM BIOCHEM CO., LTD

We are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov

7-hydroxy Cholesterol

Cas:566-27-8

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

inquiry

EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

7-hydroxy Cholesterol

Cas:566-27-8

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed

7BETA-HYDROXYCHOLESTEROL

Cas:566-27-8

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology 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 chemicals. W

7-hydroxy Cholesterol

Cas:566-27-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

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

7-hydroxy Cholesterol

Cas:566-27-8

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

7-hydroxy Cholesterol

Cas:566-27-8

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

GIHI CHEMICALS CO.,LIMITED

Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe

7-hydroxy Cholesterol

Cas:566-27-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

7B-hydroxycholesterol

Cas:566-27-8

Min.Order:0

Negotiable

Type:Other

inquiry

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 7β-Hydroxycholesterol H83511 5mg

Cas:566-27-8

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.

Cholest-5-ene-3,7-diol,(3b,7b)-

Cas:566-27-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

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

Cholest-5-ene-3,7-diol,(3b,7b)-

Cas:566-27-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Langyou International Trading Co., Ltd

7-hydroxy Cholesterol Application:7-hydroxy Cholesterol

7-hydroxy Cholesterol

Cas:566-27-8

Min.Order:0

Negotiable

Type:Other

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

7BETA-HYDROXYCHOLESTEROL

Cas:566-27-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

BOC Sciences

We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as primary a

7-Hydroxy cholesterol

Cas:566-27-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

Cholest-5-ene-3,7-diol,(3b,7b)-Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:pharmaceutical intermediate Transportation:by air, by sea, by express

Cholest-5-ene-3,7-diol,(3b,7b)-

Cas:566-27-8

Min.Order:0

Negotiable

Type:Other

inquiry

Shaanxi Cuicheng Biomedical Technology Co., Ltd.

factory?direct?saleAppearance:powder Storage:In cool ,dry place Package:G/bottle; Kg/bag; 253kg/barrel Application:for pharma use Transportation:Air or sea freight Port:Any main ports of China

7BETA-HYDROXYCHOLESTEROL

Cas:566-27-8

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

7BETA-HYDROXYCHOLESTEROL

Cas:566-27-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers2. Produce products of different specifications and sizes according to your requirements.3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures sta

7BETA-HYDROXYCHOLESTEROL

Cas:566-27-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou ZeErRui Chemical Co., Ltd.

Hangzhou ZeErRui Chemical Co., Ltd. is focused on customization, research and development and production of APIs and advanced intermediates, which can effectively compensate for the deficiencies of traditional CRO and CMO. Priority of high-tech barri

7-hydroxy Cholesterol

Cas:566-27-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

SAGECHEM LIMITED

566-27-8 Application:intermediate

Cholest-5-ene-3,7-diol, (3b,7b)-

Cas:566-27-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Wuhan Newgreat Chemical Co., Ltd

Wuhan Xinweiye Chemical Co., Ltd. is mainly engaged in the process development and production of customized synthesis and pharmaceutical intermediates. We have professional researchers in organic synthesis, analytical chemistry and production process

7-hydroxy Cholesterol

Cas:566-27-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hunan Longxianng Runhui Trading Co.,Ltd

7-hydroxy CholesterolAppearance:ask Storage:Keep in dry and cool condition Package:foil aluminium bag/vacuum packing Application:intermediates Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport to airpor

7-hydroxy Cholesterol

Cas:566-27-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Yuanye Bio-Technology Co., Ltd.

good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:5mg Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any port

7β-Hydroxycholesterol

Cas:566-27-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

3β,7β-cholest-5-ene-3,7-diol-3-benzoate
17974-80-0

3β,7β-cholest-5-ene-3,7-diol-3-benzoate

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
With sodium carbonate In methanol; water for 0.5h; Heating;100%
With sodium hydroxide; tetrabutylammomium bromide In tetrahydrofuran for 48h; Heating;90 mg
3β-acetoxy-7β-hydroxycholest-5-ene
17974-77-5

3β-acetoxy-7β-hydroxycholest-5-ene

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
With water; sodium hydroxide In ethanol; dichloromethane at 20℃; for 2h;95%
With sodium carbonate In methanol; water at 25℃; Inert atmosphere;
cholest-5-ene-3β,7β-diol diacetate
18099-24-6

cholest-5-ene-3β,7β-diol diacetate

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
With sodium hydroxide In methanol at 20℃; Deacetylation;87%
7-ketocholesteryl acetate
809-51-8

7-ketocholesteryl acetate

A

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
566-26-7

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol

B

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
With lithium aluminium tetrahydride In tetrahydrofuran at 65℃; for 2h;A 80%
B n/a
With aluminum isopropoxide; isopropyl alcohol Behandeln der Reaktionsloesung mit wss. KOH bei Raumtemperatur;
With lithium aluminium tetrahydride
7-Oxocholesterol
566-28-9

7-Oxocholesterol

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
With sodium tetrahydroborate In tetrahydrofuran; methanol at 20℃; for 2h;79%
With sodium tetrahydroborate; cerium(III) chloride In tetrahydrofuran; methanol for 0.166667h; Ambient temperature;78%
With sodium tetrahydroborate; cerium(III) chloride In tetrahydrofuran; methanol at 20℃; for 1h;75%
With sodium tetrahydroborate; cerium(III) chloride heptahydrate In methanol at 0 - 20℃; for 4h; Inert atmosphere;58%
Multi-step reaction with 3 steps
1: Et3N / CH2Cl2 / 0 °C
2: 1) 1M L-Selectride, 2) 6 M aq. NaOH, 30percent H2O2 / 1) THF, -78 deg C, 5 h, 2) THF, H2O, r.t., 1 h
3: 90 mg / nBu4NBr, 0.5 M aq. NaOH / tetrahydrofuran / 48 h / Heating
View Scheme
cholesterol
57-88-5

cholesterol

A

7-Oxocholesterol
566-28-9

7-Oxocholesterol

B

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
With tert.-butylhydroperoxide; tetra-(n-butyl)ammonium iodide In dichloromethane at 23℃; for 48h; Catalytic behavior; Time; Temperature; chemoselective reaction;A 53%
B 15%
tert.-butylhydroperoxide
75-91-2

tert.-butylhydroperoxide

cholesterol
57-88-5

cholesterol

A

7-Oxocholesterol
566-28-9

7-Oxocholesterol

B

3β-hydroxycholest-5-ene-7α-hydroperoxide
36871-91-7, 75671-16-8, 75671-17-9, 86900-29-0, 2846-29-9

3β-hydroxycholest-5-ene-7α-hydroperoxide

C

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
566-26-7

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol

D

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

E

7β-hydroperoxy-3β-hydroxycholest-5-ene
36871-91-7

7β-hydroperoxy-3β-hydroxycholest-5-ene

Conditions
ConditionsYield
Rh2(cap)4 In dichloromethane at 25℃; for 15h; Allylic oxidation;A 30%
B 10%
C 12%
D 3%
E 4%
cholesterol
57-88-5

cholesterol

A

7-Oxocholesterol
566-28-9

7-Oxocholesterol

B

3β-hydroxycholest-5-ene-7α-hydroperoxide
36871-91-7, 75671-16-8, 75671-17-9, 86900-29-0, 2846-29-9

3β-hydroxycholest-5-ene-7α-hydroperoxide

C

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
566-26-7

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol

D

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

E

7β-hydroperoxy-3β-hydroxycholest-5-ene
36871-91-7

7β-hydroperoxy-3β-hydroxycholest-5-ene

Conditions
ConditionsYield
With tert.-butylhydroperoxide; [Rh2(cap)4*2CH3CN] In water; 1,2-dichloro-ethane at 25℃; for 15h;A 30%
B 10%
C 12%
D 3%
E 4%
cholesterol
57-88-5

cholesterol

A

7-Oxocholesterol
566-28-9

7-Oxocholesterol

B

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

D

5α,6α-epoxycholestan-3β-ol
1250-95-9

5α,6α-epoxycholestan-3β-ol

Conditions
ConditionsYield
at 150℃; Further byproducts given;A 21.9%
B 13%
C 7.4%
D 10.8%
at 150℃; Further byproducts given;A 21.9%
B 13%
C 7.4%
D 10.8%
at 150℃; for 1h;
cholesterol
57-88-5

cholesterol

A

7-Oxocholesterol
566-28-9

7-Oxocholesterol

B

25-hydroxychlolesterol
2140-46-7

25-hydroxychlolesterol

C

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

D

5α,6α-epoxycholestan-3β-ol
1250-95-9

5α,6α-epoxycholestan-3β-ol

Conditions
ConditionsYield
at 150℃; Further byproducts given;A 21.9%
B 2.3%
C 13%
D 10.8%
cholesterol
57-88-5

cholesterol

A

7-Oxocholesterol
566-28-9

7-Oxocholesterol

B

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
566-26-7

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol

C

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

D

5α,6α-epoxycholestan-3β-ol
1250-95-9

5α,6α-epoxycholestan-3β-ol

Conditions
ConditionsYield
at 150℃; Further byproducts given;A 21.9%
B 4%
C 13%
D 10.8%
cholesterol
57-88-5

cholesterol

A

7-Oxocholesterol
566-28-9

7-Oxocholesterol

B

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

C

22(R)-Hydroxycholesterol
17954-98-2

22(R)-Hydroxycholesterol

D

5α,6α-epoxycholestan-3β-ol
1250-95-9

5α,6α-epoxycholestan-3β-ol

Conditions
ConditionsYield
at 150℃; Further byproducts given;A 21.9%
B 13%
C 0.6%
D 10.8%
cholesterol
57-88-5

cholesterol

A

7-Oxocholesterol
566-28-9

7-Oxocholesterol

B

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

D

5α,6α-epoxycholestan-3β-ol
1250-95-9

5α,6α-epoxycholestan-3β-ol

Conditions
ConditionsYield
at 150℃; Further byproducts given;A 21.9%
B 13%
C 0.3%
D 10.8%
cholesterol
57-88-5

cholesterol

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

7-ketocholesteryl acetate
809-51-8

7-ketocholesteryl acetate

aluminum isopropoxide
555-31-7

aluminum isopropoxide

isopropyl alcohol
67-63-0

isopropyl alcohol

A

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
566-26-7

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol

B

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
anschliessenden Behandeln mit wss.KOH;
anschliessenden Behandeln mit wss.KOH;
cholesterol
57-88-5

cholesterol

A

7-Oxocholesterol
566-28-9

7-Oxocholesterol

B

cholestanetriol
1253-84-5

cholestanetriol

C

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
566-26-7

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol

D

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

E

3β-hydroxycholest-5-ene-7-hydroperoxide
86900-29-0

3β-hydroxycholest-5-ene-7-hydroperoxide

F

(6aS,6bS,9R,9aR,11aS,11bR)-9a,11b-dimethyl-9-((R)-6-methylheptan-2-yl)hexadecahydrocyclopenta[1,2]phenanthro[8a,9-b]oxiren-3-ol
55700-78-2

(6aS,6bS,9R,9aR,11aS,11bR)-9a,11b-dimethyl-9-((R)-6-methylheptan-2-yl)hexadecahydrocyclopenta[1,2]phenanthro[8a,9-b]oxiren-3-ol

Conditions
ConditionsYield
With egg lechitin; oxygen; tris(acetylacetonato)iron(III) In benzene at 40℃; for 24h; Product distribution; determination of fatty acid degradation, determination of stereoselectivity of epoxidation, inhibition of a radical scavenger in the oxidation, other temperature, other solvent, other catalyst;
cholesterol
57-88-5

cholesterol

A

7-Oxocholesterol
566-28-9

7-Oxocholesterol

B

cholestanetriol
1253-84-5

cholestanetriol

C

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
566-26-7

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol

D

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

F

5α,6α-epoxycholestan-3β-ol
1250-95-9

5α,6α-epoxycholestan-3β-ol

Conditions
ConditionsYield
With air at 150℃; for 24h; Product distribution; var. temperature, var. time;
cholesterol
57-88-5

cholesterol

A

Cholest-5-en-3-one
601-54-7

Cholest-5-en-3-one

B

Cholest-4-en-3-one
601-57-0

Cholest-4-en-3-one

C

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
566-26-7

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol

D

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

F

5α,6α-epoxycholestan-3β-ol
1250-95-9

5α,6α-epoxycholestan-3β-ol

Conditions
ConditionsYield
With tetrasodium 5,10,15,20-tetra(4-sulfophenyl)porphyrinatoiron(III); dihydrogen peroxide In 2,2,4-trimethylpentane; water for 12h; Product distribution; other sterols, other iron(III) porphyrins; var. water/surfactant ratio and pH; oxidation in AOT reversed micelles;
Cholesteryl acetate
604-35-3

Cholesteryl acetate

A

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
566-26-7

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol

B

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
With tert.-butylhydroperoxide; lithium aluminium tetrahydride; potassium carbonate; chromium(0) hexacarbonyl Yield given. Multistep reaction. Yields of byproduct given;
5α-hydroperoxy-3β-benzoyloxycholest-6-ene
129238-78-4

5α-hydroperoxy-3β-benzoyloxycholest-6-ene

A

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
566-26-7

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol

B

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
With potassium hydroxide; tributyltin methoxide; triphenylphosphine Multistep reaction;
7β-hydroperoxy-3β-hydroxycholest-5-ene
36871-91-7

7β-hydroperoxy-3β-hydroxycholest-5-ene

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
With triphenylphosphine In diethyl ether Ambient temperature;
3β-hydroxycholest-5-ene-7-hydroperoxide
86900-29-0

3β-hydroxycholest-5-ene-7-hydroperoxide

A

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
566-26-7

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol

B

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
With sodium tetrahydroborate In methanol; diethyl ether Reduction;A n/a
B 40 mg
cholesterol
57-88-5

cholesterol

water
7732-18-5

water

air

air

sodium-stearate

sodium-stearate

A

cholest-3,5-dien-7-one
567-72-6

cholest-3,5-dien-7-one

B

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
566-26-7

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol

C

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

D

3β-hydroxy-cholesten-(5)-one-(7)

3β-hydroxy-cholesten-(5)-one-(7)

Conditions
ConditionsYield
at 85℃; pH 8.5;
cholesterol
57-88-5

cholesterol

water
7732-18-5

water

oxygen

oxygen

sodium-stearate

sodium-stearate

A

cholest-3,5-dien-7-one
567-72-6

cholest-3,5-dien-7-one

B

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
566-26-7

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol

C

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

D

3β-hydroxy-cholesten-(5)-one-(7)

3β-hydroxy-cholesten-(5)-one-(7)

Conditions
ConditionsYield
at 85℃; pH 8.5;
diethyl ether
60-29-7

diethyl ether

7-ketocholesteryl acetate
809-51-8

7-ketocholesteryl acetate

LiAlH4

LiAlH4

A

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
566-26-7

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol

B

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

cholesterol
57-88-5

cholesterol

A

3β,5α-dihydroxycholest-5-ene
34310-88-8

3β,5α-dihydroxycholest-5-ene

B

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol
566-26-7

(3S,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,7-diol

C

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
With lumiflavin; oxygen In acetonitrile for 4h; Product distribution; Further Variations:; Solvents; Reagents; reaction times; Irradiation;A 12 mg
B n/a
C n/a
cholesterol
57-88-5

cholesterol

ibu-guanosine

ibu-guanosine

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 62 percent / O2; N-hydroxyphthalamide; benzoyl peroxide / ethyl acetate; acetone / 72 h / 50 - 60 °C
2: 75 percent / CeCl3*H2O; NaBH4 / tetrahydrofuran; methanol / 1 h / 20 °C
View Scheme
cholesterol
57-88-5

cholesterol

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: O2; hematoporphyrin / pyridine / 5 h / 10 °C / Irradiation
2: CHCl3 / 120 h / 20 °C
3: 40 mg / NaBH4 / methanol; diethyl ether
View Scheme
Multi-step reaction with 4 steps
1: pyridine / dichloromethane / Inert atmosphere
2: pyridinium chlorochromate / toluene / Inert atmosphere
3: cerium(III) chloride heptahydrate; sodium tetrahydroborate / methanol; tetrahydrofuran / 25 °C / Inert atmosphere
4: sodium carbonate / methanol; water / 25 °C / Inert atmosphere
View Scheme
Multi-step reaction with 3 steps
1: pyridine / 37 °C / Inert atmosphere
2: lithium hydroxide / tetrahydrofuran; methanol; water / 2 h / 20 °C
3: cerium(III) chloride heptahydrate; sodium tetrahydroborate / methanol / 4 h / 0 - 20 °C / Inert atmosphere
View Scheme
cholesterol 5α-hydroperoxide
55529-60-7, 3328-25-4

cholesterol 5α-hydroperoxide

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: CHCl3 / 120 h / 20 °C
2: 40 mg / NaBH4 / methanol; diethyl ether
View Scheme
7-ketocholesteryl acetate
809-51-8

7-ketocholesteryl acetate

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: LiALH4 / diethyl ether / 20 °C
1.2: 61 percent / pyridine / 1 h / 100 °C
2.1: 87 percent / NaOH / methanol / 20 °C
View Scheme
Multi-step reaction with 2 steps
1: methanol; potassium carbonate / tetrahydrofuran / 1 h / 20 °C
2: sodium tetrahydroborate / methanol; tetrahydrofuran / 2 h / 20 °C
View Scheme
Multi-step reaction with 2 steps
1: cerium(III) chloride heptahydrate; sodium tetrahydroborate / methanol; tetrahydrofuran / 25 °C / Inert atmosphere
2: sodium carbonate / methanol; water / 25 °C / Inert atmosphere
View Scheme
Multi-step reaction with 2 steps
1: lithium hydroxide / tetrahydrofuran; methanol; water / 2 h / 20 °C
2: cerium(III) chloride heptahydrate; sodium tetrahydroborate / methanol / 4 h / 0 - 20 °C / Inert atmosphere
View Scheme
cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Benzoyltriazole

Benzoyltriazole

3β,7β-bis-benzoyloxy-cholest-5-ene
6038-38-6

3β,7β-bis-benzoyloxy-cholest-5-ene

Conditions
ConditionsYield
With 1,8-diazabicyclo[5.4.0]undec-7-ene In acetonitrile for 4h; Ambient temperature;95%
cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

7-Oxocholesterol
566-28-9

7-Oxocholesterol

Conditions
ConditionsYield
With 3,5-dimethyl-1H-pyrazole; pyridinium chlorochromate In dichloromethane at 2 - 3℃; for 0.5h;89%
cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

Δ4-7β-hydroxycholesterol
25876-54-4

Δ4-7β-hydroxycholesterol

Conditions
ConditionsYield
With phosphate buffer pH 7; oxygen; (2-hydroxypropyl)-α-cyclodextrin at 20℃; for 24h; catalase, Brevibacterium sp. cholesterol oxidase E.C. 1.1.3.6;85%
With catalase; cholesterol oxidase 1.) butyl acetate, 48 h; 2.) ethanol, oxalic acid, 30 min, 60 deg C; Yield given. Multistep reaction;
With buffer containing Triton-X 100; cetyltrimethylammonim bromide; cholesterol oxidase In cyclohexane; butan-1-ol Kinetics; further reaction conditions;
With recombinant Brevibacterium cholesterol oxidase In phosphate buffer; isopropyl alcohol at 25℃; for 12h; pH=7;
succinic acid anhydride
108-30-5

succinic acid anhydride

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

cholest-5-ene-3β-7β-diyl dihemisuccinate
95615-70-6

cholest-5-ene-3β-7β-diyl dihemisuccinate

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In dichloromethane for 24h; Inert atmosphere; Reflux;83%
cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

5α-cholestane-3β,6α,7β-triol
202416-16-8

5α-cholestane-3β,6α,7β-triol

Conditions
ConditionsYield
With sodium perborate tetrahydrate In tetrahydrofuran at 20℃; Inert atmosphere;69%
(E)-3-(4-acetoxy-3-methoxyphenyl)acrylic acid
2596-47-6, 147677-05-2, 34749-55-8

(E)-3-(4-acetoxy-3-methoxyphenyl)acrylic acid

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

3-O-(4-acetoxyferuloyl)-7β-hydroxycholesterol

3-O-(4-acetoxyferuloyl)-7β-hydroxycholesterol

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 0 - 20℃; for 6h; Inert atmosphere;42%
pyridine
110-86-1

pyridine

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

acetic anhydride
108-24-7

acetic anhydride

3β-acetoxy-7β-hydroxycholest-5-ene
17974-77-5

3β-acetoxy-7β-hydroxycholest-5-ene

Conditions
ConditionsYield
at 0℃;
cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

7-dehydrocholesterol
434-16-2

7-dehydrocholesterol

cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

oxalic acid
144-62-7

oxalic acid

7-dehydrocholesterol
434-16-2

7-dehydrocholesterol

Conditions
ConditionsYield
at 180 - 190℃;
cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

acetic anhydride
108-24-7

acetic anhydride

3β-acetoxy-7β-hydroxycholest-5-ene
17974-77-5

3β-acetoxy-7β-hydroxycholest-5-ene

Conditions
ConditionsYield
With pyridine at 0℃;
cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

acetic anhydride
108-24-7

acetic anhydride

cholest-5-ene-3β,7β-diol diacetate
18099-24-6

cholest-5-ene-3β,7β-diol diacetate

Conditions
ConditionsYield
With pyridine
With pyridine
cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

benzoyl chloride
98-88-4

benzoyl chloride

3β,7β-bis-benzoyloxy-cholest-5-ene
6038-38-6

3β,7β-bis-benzoyloxy-cholest-5-ene

Conditions
ConditionsYield
With pyridine
cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

benzoic acid anhydride
93-97-0

benzoic acid anhydride

7-dehydrocholesterol
434-16-2

7-dehydrocholesterol

Conditions
ConditionsYield
at 180 - 190℃;
cholest-5-en-3β,7β-diol
566-27-8

cholest-5-en-3β,7β-diol

benzoic acid anhydride
93-97-0

benzoic acid anhydride

3β,7β-cholest-5-ene-3,7-diol-3-benzoate
17974-80-0

3β,7β-cholest-5-ene-3,7-diol-3-benzoate

Conditions
ConditionsYield
With benzene
With toluene
With xylene

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