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Shanghai Seasonsgreen Chemical Co.,Ltd

Shanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu

lower price High quality 5α-androstane-3β,17β-diol

Cas:571-20-0

Min.Order:1 Kilogram

FOB Price: $1.0

Type:Manufacturers

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

5alpha-Androstane-3b,17b-diol CAS 571-20-0

Cas:571-20-0

Min.Order:1 Kilogram

FOB Price: $70.0 / 90.0

Type:Trading Company

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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

Androstane-3,17-diol,(3b,5a,17b)- 571-20-0

Cas:571-20-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

5alpha-Androstane-3b,17b-diol CAS:571-20-0 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 organ

5alpha-Androstane-3b,17b-diol CAS:571-20-0

Cas:571-20-0

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

Androstane-3,17-diol,(3b,5a,17b)-

Cas:571-20-0

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

Androstane-3,17-diol,(3b,5a,17b)-

Cas:571-20-0

Min.Order:0

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 s

5alpha-Androstane-3b,17b-diol

Cas:571-20-0

Min.Order:1 Kilogram

FOB Price: $20.0 / 40.0

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

TIANFUCHEM--High purity 5alpha-Androstane-3b,17b-diol factory price

Cas:571-20-0

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Hangzhou Keyingchem Co.,Ltd

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

5alpha-Androstane-3b,17b-diol

Cas:571-20-0

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

5a-Androstane-3b,17b-diol

Cas:571-20-0

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

High Quality 5alpha-Androstane-3b,17b-diol

Cas:571-20-0

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality, moderate price & quick delivery. Appearance:white crystal powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermed

Androstane-3,17-diol,(3b,5a,17b)-

Cas:571-20-0

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Zibo Dorne chemical technology co. LTD

Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

5alpha-Androstane-3b,17b-diol

Cas:571-20-0

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Jiangsu Qianyu Molecular Technology Co., LTD.

Our Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an

High Purity 5alpha-Androstane-3b,17b-diol

Cas:571-20-0

Min.Order:0

Negotiable

Type:Trading Company

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

TIANFUCHEM--High purity 5alpha-Androstane-3b,17b-diol factory price

Cas:571-20-0

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

5alpha-Androstane-3b,17b-diol

Cas:571-20-0

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

TIANFUCHEM--High purity 5alpha-Androstane-3b,17b-diol factory price

Cas:571-20-0

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

TIANFUCHEM--High purity 5alpha-Androstane-3b,17b-diol factory price

Cas:571-20-0

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Golden Pharma Co., Limited

GOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation

5alpha-Androstane-3b,17b-diol

Cas:571-20-0

Min.Order:1 Kilogram

Negotiable

Type:Other

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

TIANFUCHEM--High purity 5alpha-Androstane-3b,17b-diol factory price

Cas:571-20-0

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Hebei Mojin Biotechnology Co.,Ltd

1, High quality with competitive price:2, Fast and safe delivery3.Excellent pre-sales and after-sales service4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 yearsAppearance:see detailed specification

Androstane-3,17-diol,(3b,5a,17b)-

Cas:571-20-0

Min.Order:0

Negotiable

Type:Trading Company

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

5alpha-Androstane-3beta,17beta-diol

Cas:571-20-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Dingyan Chem Co., Ltd

R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates

Androstane-3,17-diol,(3b,5a,17b)-

Cas:571-20-0

Min.Order:0

Negotiable

Type:Manufacturers

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 5α-Androstane-3β,17β-diol 25mg

Cas:571-20-0

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

5alpha-Androstane-3b,17b-diol

Cas:571-20-0

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

ZHEJIANG JIUZHOU CHEM CO.,LTD

We provide tailor-made photoinitiator solutions for different performances by custom synthesisi.blends or other technical supports low-odor uv formulations non-yellowing uv formulations benzene-free uv formulations polymeric uv formulations low

571-20-0 factory low price high quality Photoinitiator OMBB CAS:606-28-0

Cas:571-20-0

Min.Order:1 Gram

FOB Price: $10.0 / 20.0

Type:Trading Company

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

5alpha-Androstane-3b,17b-diol

Cas:571-20-0

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

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

1,we produce and sell good chemicals around the world.2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%.3,our staff consists of highly qualified in

5alpha-Androstane-3b,17b-diol

Cas:571-20-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Sankai Chemical Technology Co., Ltd

1. Product advantages? High purity, all above 98.5%, no impurities after dissolution? We will test each batch to ensure quality? OEM and private brand services designed for free? Various cap colors available? We can also provide MT1 peptide powder2.

5alpha-Androstane-3b,17b-diol

Cas:571-20-0

Min.Order:0

Negotiable

Type:Trading Company

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

Androstane-3,17-diol,(3b,5a,17b)-

Cas:571-20-0

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

3β-acetoxy-5α-androstan-17-one
1239-31-2

3β-acetoxy-5α-androstan-17-one

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With diisobutylaluminium hydride; nickel dichloride In dichloromethane; toluene at -78℃; for 0.25h; Inert atmosphere;99%
Multi-step reaction with 2 steps
1: 97 percent / NaBH4 / methanol / 1 h / 0 - 20 °C
2: 95 percent / NaOH / methanol / 0.17 h / Heating
View Scheme
Multi-step reaction with 2 steps
1: sodium tetrahydroborate; methanol / 0.42 h / 20 °C / Inert atmosphere
2: potassium carbonate / methanol / 24 h / 20 °C / Inert atmosphere
View Scheme
Epiandrosterone
481-29-8

Epiandrosterone

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With sodium tetrahydroborate In methanol at 0 - 20℃;95%
With ethanol; nickel Hydrogenation;
With hydrogenchloride; acetic acid; platinum Hydrogenation.;
(3S,5S,8R,9S,10S,13S,14S,17S)-17-hydroxy-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate
3090-70-8

(3S,5S,8R,9S,10S,13S,14S,17S)-17-hydroxy-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With sodium hydroxide In methanol for 0.166667h; Heating;95%
With potassium carbonate In methanol at 20℃; for 24h; Inert atmosphere;89%
With sodium hydroxide In methanol Yield given;
3β-acetoxy-5α-androstan-17-one
1239-31-2

3β-acetoxy-5α-androstan-17-one

A

(3S,5S,8R,9S,10S,13S,14S,17S)-17-hydroxy-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate
3090-70-8

(3S,5S,8R,9S,10S,13S,14S,17S)-17-hydroxy-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate

B

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With sodium tetrahydroborate In 1,4-dioxane; methanol for 6h; Ambient temperature; Yields of byproduct given;A 86%
B n/a
With sodium tetrahydroborate In 1,4-dioxane; methanol for 6h; Ambient temperature; Yields of byproduct given;A n/a
B 760 mg
3α-hydroxyandrost-4-en-17β-yl acetate
16992-89-5

3α-hydroxyandrost-4-en-17β-yl acetate

A

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

B

androstanediol
1852-53-5

androstanediol

C

17β-ethoxy-5β-androstane-3α,4β-diol

17β-ethoxy-5β-androstane-3α,4β-diol

D

5β-androstane-3α,4β,17β-triol

5β-androstane-3α,4β,17β-triol

Conditions
ConditionsYield
With sodium hydroxide; dihydrogen peroxide; diborane Product distribution; multistep reaction: 1.) THF, 0 deg C, 4 h, 2.) overnight; hydroboration of androst-4-enes; stereochemical aspects;A n/a
B n/a
C 21%
D 63%
With sodium hydroxide; dihydrogen peroxide; diborane 1.) THF, 0 deg C, 4 h, 2.) overnight; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;
With sodium hydroxide; dihydrogen peroxide; diborane 1.) THF, 0 deg C, 4 h, 2.) overnight; Yield given. Multistep reaction. Yields of byproduct given;
androstanedione
846-46-8

androstanedione

A

Epiandrosterone
481-29-8

Epiandrosterone

B

cis-androsterone
53-41-8

cis-androsterone

C

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
for 504h; Rhodotorula mucilaginosa;A 18%
B 35%
C 30%
Stanolone
521-18-6

Stanolone

A

Epiandrosterone
481-29-8

Epiandrosterone

B

cis-androsterone
53-41-8

cis-androsterone

C

androstanedione
846-46-8

androstanedione

D

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
for 504h; Rhodotorula mucilaginosa;A 21%
B 33%
C 5%
D 33%
Stanolone
521-18-6

Stanolone

A

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

B

5α-androstane-3β,17β,16β-triol
27261-27-4

5α-androstane-3β,17β,16β-triol

C

5α-androstane-2β,3α,16α,17β-tetrol
121209-70-9

5α-androstane-2β,3α,16α,17β-tetrol

Conditions
ConditionsYield
With fungus Gnomonia fructicola In ethanol at 24 - 26℃; for 120h;A 3%
B 20%
C 3%
With fungus Gnomonia fructicola In ethanol at 24 - 26℃; for 120h;A 3%
B 20%
C 3%
androstanedione
846-46-8

androstanedione

A

Epiandrosterone
481-29-8

Epiandrosterone

B

11α-hydroxy-5α-androstane-3,17-dione
29907-31-1

11α-hydroxy-5α-androstane-3,17-dione

C

3β,5α-dihydroxy-5α-androstan-17-one
17752-36-2

3β,5α-dihydroxy-5α-androstan-17-one

D

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With Cephalosporium aphidicola In ethanol; dimethyl sulfoxide for 168h;A 9%
B 3.5%
C 1%
D 5.5%
propan-1-ol
71-23-8

propan-1-ol

Epiandrosterone
481-29-8

Epiandrosterone

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With sodium
Perbenzoic acid
93-59-4

Perbenzoic acid

pregnenolone acetate
906-83-2

pregnenolone acetate

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With chloroform Kochen des Reaktionsprodukts mit wss.-methanol. KOH;
diethyl ether
60-29-7

diethyl ether

Epiandrosterone
481-29-8

Epiandrosterone

propylmagnesium iodide
10557-57-0

propylmagnesium iodide

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

diethyl ether
60-29-7

diethyl ether

3β-acetoxy-5α-androstan-17-one
1239-31-2

3β-acetoxy-5α-androstan-17-one

isopropylmagnesium iodide
1068-56-0

isopropylmagnesium iodide

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
Versetzen mit wss.HCl und Erwaermen des Reaktionsprodukts mit methanol.KOH;
ethanol
64-17-5

ethanol

1-testosterone
65-06-5

1-testosterone

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
Behandeln mit gaerender Hefe;
testosterone
58-22-0

testosterone

A

Stanolone
521-18-6

Stanolone

B

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With diethyl ether; palladium Hydrogenation;
testosterone
58-22-0

testosterone

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With rot causing bacteria
dehydroepiandrosterone
53-43-0

dehydroepiandrosterone

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With acetic acid; platinum Hydrogenation;
With sodium tetrahydroborate; cerium(III) chloride heptahydrate In methanol Luche Cerium Reduction;
androstanedione
846-46-8

androstanedione

A

Epiandrosterone
481-29-8

Epiandrosterone

B

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
bei der Einwirkung von Faeulnisbakterien;
androstanedione
846-46-8

androstanedione

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With rot causing bacteria in a(n) aqueous yeast-suspension at 36 - 37℃;
With ethanol; sodium
With fermenting yeast
With ethanol; sodium
5-androstenedione
571-36-8

5-androstenedione

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With fermenting yeast
pregnenolone acetate
906-83-2

pregnenolone acetate

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With potassium sulfate; dipotassium peroxodisulfate; sulfuric acid; acetic acid at 25℃; Kochen des Reaktionsprodukts mit aethanol. KOH;
3β-acetoxy-5α-androstan-17-one
1239-31-2

3β-acetoxy-5α-androstan-17-one

isopropylmagnesium iodide
1068-56-0

isopropylmagnesium iodide

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With diethyl ether Versetzen mit wss. HCl und Erhitzen des Reaktionsprodukts mit methanol. KOH;
5α-androst-1-ene-3,17-dione
571-40-4

5α-androst-1-ene-3,17-dione

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With fermenting yeast
3β-acetoxy-17β-cyclohexanecarbonyloxy-5α-androstane
122747-40-4

3β-acetoxy-17β-cyclohexanecarbonyloxy-5α-androstane

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With potassium hydroxide
5α-androst-1-ene-3,17-dione
571-40-4

5α-androst-1-ene-3,17-dione

isopropyl alcohol
67-63-0

isopropyl alcohol

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With sodium
Epiandrosterone
481-29-8

Epiandrosterone

A

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

B

(3β,5α,13α)-3-hydroxyandrostane-17-one
6247-88-7

(3β,5α,13α)-3-hydroxyandrostane-17-one

C

3β-hydroxy-13,17-seco-5α-androst-13-en-17-aldehyde
138313-21-0

3β-hydroxy-13,17-seco-5α-androst-13-en-17-aldehyde

Conditions
ConditionsYield
With triethylamine In acetonitrile for 0.916667h; Product distribution; Mechanism; Ambient temperature; Irradiation; other steroides; var. solvents; var. time;
testosterone
58-22-0

testosterone

A

Epiandrosterone
481-29-8

Epiandrosterone

B

Stanolone
521-18-6

Stanolone

C

cis-androsterone
53-41-8

cis-androsterone

D

androstanedione
846-46-8

androstanedione

E

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

F

androstanediol
1852-53-5

androstanediol

Conditions
ConditionsYield
With total testicular homogenate of adult Sprague-Dawley rats treated with 6, des-Gly-NH210>LHRH ethylamide Product distribution; metabolism, <3H>labelled study, further: equine antibovine LH serum (JOAN-5-31-67);
testosterone
58-22-0

testosterone

A

Stanolone
521-18-6

Stanolone

B

cis-androsterone
53-41-8

cis-androsterone

C

androstanedione
846-46-8

androstanedione

D

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

E

androstanediol
1852-53-5

androstanediol

Conditions
ConditionsYield
With carbon dioxide; 5α-reductase in testicular cells of adult male Sprague-Dawley rats; oxygen; NADP at 37℃; for 1.5h; Product distribution; Kinetics; <3H>labelled, metabolism with or without 7α-hydroxytestosterone;
testosterone
58-22-0

testosterone

A

Stanolone
521-18-6

Stanolone

B

5β-androstan-17β-ol-3-one
571-22-2

5β-androstan-17β-ol-3-one

C

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

D

4-androstenediol
1156-92-9

4-androstenediol

E

4-Androstene-3alpha,17beta-diol
1852-61-5

4-Androstene-3alpha,17beta-diol

Conditions
ConditionsYield
With H2SiEt2; Rh-(R,R)-(+)-DIOP for 24h; Product distribution; other reducing agents;
Stanolone
521-18-6

Stanolone

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Conditions
ConditionsYield
With potassium phosphate buffer; 3β,20β-hydroxysteroid oxidoreductase from sheep fetal blood; NADPH at 37℃; for 0.5h; Product distribution; Kinetics; Km = 74 μM, Vmax = 1.3 nmol min-1 (nmol of enzyme)-1;
Multi-step reaction with 2 steps
1: 5 percent / 504 h / Rhodotorula mucilaginosa
2: 30 percent / 504 h / Rhodotorula mucilaginosa
View Scheme
With potassium phosphate; recombinant human aldo-keto reductase 1C1; NADPH In methanol at 37℃; pH=7; Kinetics; Reagent/catalyst; Concentration; aq. phosphate buffer; Enzymatic reaction; stereoselective reaction;
With aldo-keto reductase 1D1 E120H mutant; NADPH In acetonitrile at 37℃; pH=6; Kinetics; aq. phosphate buffer; Enzymatic reaction;
With potassium phosphate; rabbit aldose reductase-like protein AKR1B19; NADP In methanol at 37℃; pH=7.4; Kinetics; Enzymatic reaction;
5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

acetic anhydride
108-24-7

acetic anhydride

3β,17β-diacetoxy-5α-androstane
5424-40-8

3β,17β-diacetoxy-5α-androstane

Conditions
ConditionsYield
With toluene-4-sulfonic acid for 0.0111667h; microwave irradiation;100%
5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

androstanedione
846-46-8

androstanedione

Conditions
ConditionsYield
With sodium hypochlorite In acetic acid at 15 - 25℃;96%
at 25℃; for 25h; electrolysis: nickel net anode, cylindrical stainless steel cathode; electrolyte: 0.01M KOH/t-butanol - water (1:1);80%
In acetone at 20℃; for 48h; UV-irradiation; Inert atmosphere;44%
With tert-butyl alcohol; N-bromoacetamide
With chromium(VI) oxide; acetic acid
5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

p-toluenesulfonyl chloride
98-59-9

p-toluenesulfonyl chloride

5α-androstane-3β,17β-diol di-p-toluenesulfonate

5α-androstane-3β,17β-diol di-p-toluenesulfonate

Conditions
ConditionsYield
With pyridine at 28℃; for 48h;87%
(Z)-9-octadecenoyl chloride
112-77-6

(Z)-9-octadecenoyl chloride

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

5α-androstane-3β,17β-diol dioleate
1239669-31-8

5α-androstane-3β,17β-diol dioleate

Conditions
ConditionsYield
With dmap; 1-butyl-3-methylimidazolium chloride In pyridine at 40℃; for 0.0166667h; Microwave irradiation; Ionic liquid;85%
2,2,2-trifluoroethylbutyrate
371-27-7

2,2,2-trifluoroethylbutyrate

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

Butyric acid (3S,5S,8R,9S,10S,13S,14S,17S)-17-hydroxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-3-yl ester
113999-46-5

Butyric acid (3S,5S,8R,9S,10S,13S,14S,17S)-17-hydroxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-3-yl ester

Conditions
ConditionsYield
In acetone at 45℃; for 23h; with Chromobacterium viscosum lipase;83%
5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

1-(p-dimethylaminobenzoyl)-1,2,4-triazole
162465-84-1

1-(p-dimethylaminobenzoyl)-1,2,4-triazole

5α-androstane-3β,17β-diol bis(p-dimethylaminobenzoate)

5α-androstane-3β,17β-diol bis(p-dimethylaminobenzoate)

Conditions
ConditionsYield
With 1,8-diazabicyclo[5.4.0]undec-7-ene In dichloromethane for 24h; Ambient temperature;77%
5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

ethyl chlorocarbonylacetate
36239-09-5

ethyl chlorocarbonylacetate

3β,17β-diethylmalonate-5α-androstane

3β,17β-diethylmalonate-5α-androstane

Conditions
ConditionsYield
With pyridine In dichloromethane at 0 - 20℃; Inert atmosphere;75%
linoleyl chloride
7459-33-8

linoleyl chloride

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

5α-androstane-3β,17β-diol dilinoleate
1239669-32-9

5α-androstane-3β,17β-diol dilinoleate

Conditions
ConditionsYield
With dmap; 1-butyl-3-methylimidazolium chloride In pyridine at 40℃; for 0.0166667h; Microwave irradiation; Ionic liquid;74%
5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

trifluoroethyl levulinate

trifluoroethyl levulinate

5α-androstane-3β,17β-diol-3-levulinate

5α-androstane-3β,17β-diol-3-levulinate

Conditions
ConditionsYield
With Candida antarctica lipase B In tetrahydrofuran at 45℃; for 60h;71%
5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

3-((1R,4aS,4bS,7S,8aS,10aS)-7-hydroxy-2,4b-dimethyltetradecahydrophenanthren-1-yl)propanal

3-((1R,4aS,4bS,7S,8aS,10aS)-7-hydroxy-2,4b-dimethyltetradecahydrophenanthren-1-yl)propanal

Conditions
ConditionsYield
With tetrabutylphosphonium dimethyl phosphate; 2,4,6-Triisopropylthiophenol; [Ir(2-(2,4-difluorophenyl)-4-(trifluoromethyl)pyridine)2(5,5'-bis(trifluoromethyl)-2,2'-bipyridine)]PF6 In toluene at 20℃; for 24h; Glovebox; Sealed tube; Irradiation;69%
5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

3-(4-tert-butylphenyl)glutaric anhydride
185049-55-2

3-(4-tert-butylphenyl)glutaric anhydride

3-(4-tert-Butyl-phenyl)-pentanedioic acid mono-{(3S,5S,8R,9S,10S,13S,14S,17S)-3-[3-(4-tert-butyl-phenyl)-4-carboxy-butyryloxy]-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl} ester

3-(4-tert-Butyl-phenyl)-pentanedioic acid mono-{(3S,5S,8R,9S,10S,13S,14S,17S)-3-[3-(4-tert-butyl-phenyl)-4-carboxy-butyryloxy]-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-17-yl} ester

Conditions
ConditionsYield
With toluene-4-sulfonic acid In toluene Heating;67%
5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

5,10,15-triphenyl-20-p-benzoic acid porphyrin

5,10,15-triphenyl-20-p-benzoic acid porphyrin

5α-androstane-3β,17β-diol bis(p-(10',15',20'-triphenyl-5'-porphyrinyl)benzoate)

5α-androstane-3β,17β-diol bis(p-(10',15',20'-triphenyl-5'-porphyrinyl)benzoate)

Conditions
ConditionsYield
With dmap; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide In dichloromethane for 12h; Ambient temperature;64%
2,2,2-trifluoroethylbutyrate
371-27-7

2,2,2-trifluoroethylbutyrate

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

butyric acid-(3β-hydroxy-5α-androstanyl-(17β)-ester)
113999-47-6

butyric acid-(3β-hydroxy-5α-androstanyl-(17β)-ester)

Conditions
ConditionsYield
In acetone at 45℃; for 168h; with Bacillus subtilis protease;60%
5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

A

Epiandrosterone
481-29-8

Epiandrosterone

B

androstanedione
846-46-8

androstanedione

Conditions
ConditionsYield
With potato dextrose broth medium In ethanol at 24 - 26℃; for 96h; Penicillium decumbens ATCC 10436;A 60%
B 10%
5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

O-(2,3,4,6-tetra-O-benzoyl-β-D-glucopyranosyl) trichloroacetimidate
149707-76-6

O-(2,3,4,6-tetra-O-benzoyl-β-D-glucopyranosyl) trichloroacetimidate

C87H84O20

C87H84O20

Conditions
ConditionsYield
With trimethylsilyl trifluoromethanesulfonate In dichloromethane at 20℃; for 3h;36%
5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

A

Epiandrosterone
481-29-8

Epiandrosterone

B

Stanolone
521-18-6

Stanolone

C

androstanedione
846-46-8

androstanedione

Conditions
ConditionsYield
at 25℃; for 12h; electrolysis: nickel net anode, cylindrical stainless steel cathode; electrolyte: 0.01M KOH/t-butanol - water (1:1);A 3%
B 28%
C 30%
5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

2,3,4,6-tetra-O-benzoyl-α-D-mannopyranosyl trichloroacetimidate
183901-63-5

2,3,4,6-tetra-O-benzoyl-α-D-mannopyranosyl trichloroacetimidate

C87H84O20

C87H84O20

Conditions
ConditionsYield
With trimethylsilyl trifluoromethanesulfonate In dichloromethane at 20℃; for 3h;15%
5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

5alpha-Androstane-3beta,11beta,17beta-triol
32212-65-0

5alpha-Androstane-3beta,11beta,17beta-triol

Conditions
ConditionsYield
With Aspergillus tamarii KITA (QM 1223) In N,N-dimethyl-formamide at 30℃; for 120h; Microbiological reaction;1%
pyridine
110-86-1

pyridine

5-androgen-3,17-diol
571-20-0

5-androgen-3,17-diol

acetyl chloride
75-36-5

acetyl chloride

5α-androstane-3-β,17β-diol 17-acetate
10437-36-2

5α-androstane-3-β,17β-diol 17-acetate

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