5α-Androstane-3β,17β-diol

Modify Date: 2026-07-01 11:24:31

5α-Androstane-3β,17β-diol structure	Common Name	5α-Androstane-3β,17β-diol
	CAS Number	571-20-0	Molecular Weight	292.456
	Density	1.1±0.1 g/cm3	Boiling Point	415.0±18.0 °C at 760 mmHg
	Molecular Formula	C₁₉H₃₂O₂	Melting Point	121-128 °C(lit.)
	MSDS	N/A	Flash Point	186.0±15.8 °C

Summary: 5α-Androstane-3β,17β-diol (Chinese name: 5α-雄烷二醇，CAS number: 571-20-0)，molecular formula: C19H32O2，molecular weight: 292.456. Appearance: Powder, melting point: 121-128 °C, boiling point: 415.0±18.0 °C, density: 1.1±0.1 g/cm3. For research-use only, not for medical or clinical usage.

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name	5α-androstane-3β,17β-diol
Synonym	More Synonyms

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density	1.1±0.1 g/cm3
Boiling Point	415.0±18.0 °C at 760 mmHg
Melting Point	121-128 °C(lit.)
Molecular Formula	C₁₉H₃₂O₂
Molecular Weight	292.456
Flash Point	186.0±15.8 °C
Exact Mass	292.240234
PSA	40.46000
LogP	4.33
Vapour Pressure	0.0±2.2 mmHg at 25°C
Index of Refraction	1.546
InChIKey	CBMYJHIOYJEBSB-YSZCXEEOSA-N
SMILES	CC12CCC3C(CCC4CC(O)CCC43C)C1CCC2O

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :: BV8044320

CHEMICAL NAME :: 5-alpha-Androstane-3-beta,17-beta-diol

CAS REGISTRY NUMBER :: 571-20-0

BEILSTEIN REFERENCE NO. :: 2559488

LAST UPDATED :: 199709

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C19-H32-O2

MOLECULAR WEIGHT :: 292.51

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 48 mg/kg

SEX/DURATION :: male 6 day(s) pre-mating

TOXIC EFFECTS :: Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland, accessory glands

REFERENCE :: JSTBBK Journal of Steroid Biochemistry. (Pergamon Press Ltd., Headington Hill Hall, Oxford OX3 0BW, UK) V.1- 1969- Volume(issue)/page/year: 18,397,1983

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intramuscular

DOSE :: 8 mg/kg

SEX/DURATION :: female 13-20 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - urogenital system

REFERENCE :: ENDOAO Endocrinology (Baltimore). (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21203) V.1- 1917- Volume(issue)/page/year: 99,1490,1976

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes	Xi
Risk Phrases	36/38
Safety Phrases	S24-S45
RTECS	BV8044320

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor 9
CAS#:63-05-8 Androstenedione CAS#:481-29-8 Epiandrosterone CAS#:1239-31-2 Epiandrosterone... CAS#:906-83-2 Allopregnanolon...
CAS#:521-18-6 Stanolone CAS#:846-46-8 5a-Androstanedione CAS#:122747-40-4 3β-acetoxy-17β-... CAS#:5953-63-9 Androst-5-ene-3...
CAS#:17006-91-6 3-acetyl-17-ace...
DownStream 10
CAS#:481-29-8 Epiandrosterone CAS#:846-46-8 5a-Androstanedione CAS#:521-18-6 Stanolone CAS#:19316-62-2 androstane-3,7,...
CAS#:63-05-8 Androstenedione CAS#:49644-04-4 (3S,5S,6S,8R,9S... CAS#:53-42-9 Etiocholanolone CAS#:53-41-8 Androsterone
CAS#:571-31-3 Androstan-17-on... CAS#:32212-65-0 5ALPHA-Androsta...

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Binding affinity towards human testosterone binding globulin.
Source: ChEMBL
Target: Sex hormone-binding globulin
External Id: CHEMBL809276

Name: Estrogen receptor (ER) binding affinity
Source: ChEMBL
Target: Estrogen receptor beta
External Id: CHEMBL679678

Name: Binding affinity against testosterone-binding globulin (TeBG)
Source: ChEMBL
Target: Sex hormone-binding globulin
External Id: CHEMBL812631

Name: Growth response in cultures of MCF-7 (human breast cancer cell line) cells
Source: ChEMBL
Target: MCF7
External Id: CHEMBL710197

Name: In silico binding affinity to human corticosteriod binding globulin
Source: ChEMBL
Target: Corticosteroid-binding globulin
External Id: CHEMBL665988

Name: Binding affinity against corticosteroid-binding globulin
Source: ChEMBL
Target: Corticosteroid-binding globulin
External Id: CHEMBL665989

Name: In silico binding affinity to corticosteroid binding globulin (CBG)
Source: ChEMBL
Target: Corticosteroid-binding globulin
External Id: CHEMBL665992

Name: Binding affinity for corticosteroid binding globulin is expressed as log(1/k)
Source: ChEMBL
Target: Corticosteroid-binding globulin
External Id: CHEMBL665994

Name: Binding affinity to human CBG receptor (corticosteroid-binding globulins)
Source: ChEMBL
Target: Corticosteroid-binding globulin
External Id: CHEMBL665995

Name: Binding affinity to the corticosteroid-binding globulin (CBG) receptor.
Source: ChEMBL
Target: Corticosteroid-binding globulin
External Id: CHEMBL840929

Total 17, Current Page 1 of 2

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

Androstane-3,17-diol

3b,17b-Dihydroxy-5a-androstane

MFCD00064140

(3β,5α,17β)-Androstane-3,17-diol

3β-Androstanediol

3β androstanediol

5α-Androstane-3β,17β-diol

EINECS 209-334-3

5A-Androstan-3B,17B-diol

5α-Androstane-3β,17β-diol (8CI)

(3S,5S,8R,9S,10S,13S,14S,17S)-10,13-dimethyl-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diol

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

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

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the melting point of 5α-androstane-3β,17β-diol?

A: Melting point of 5α-androstane-3β,17β-diol is 121-128 °C(lit.).

Q: What is the English name of 5α-androstane-3β,17β-diol?

A: The English name of 5α-androstane-3β,17β-diol is 5α-androstane-3β,17β-diol.

Q: What is the CAS number of 5α-androstane-3β,17β-diol?

A: CAS number of 5α-androstane-3β,17β-diol is 571-20-0.

Q: What is the boiling point of 5α-androstane-3β,17β-diol?

A: Boiling point of 5α-androstane-3β,17β-diol is 415.0±18.0 °C at 760 mmHg.

Q: What is the InChIKey of 5α-androstane-3β,17β-diol?

A: InChIKey of 5α-androstane-3β,17β-diol is CBMYJHIOYJEBSB-YSZCXEEOSA-N.

Q: What is the polar surface area (PSA) of 5α-androstane-3β,17β-diol?

A: Polar surface area (PSA) of 5α-androstane-3β,17β-diol is 40.46000.

Q: What is the safety information for 5α-androstane-3β,17β-diol?

A: Safety information for 5α-androstane-3β,17β-diol: S24-S45.

Q: What is the LogP of 5α-androstane-3β,17β-diol?

A: LogP of 5α-androstane-3β,17β-diol is 4.33.

Q: What is the molecular weight of 5α-androstane-3β,17β-diol?

A: Molecular weight of 5α-androstane-3β,17β-diol is 292.456.

Q: What are the upstream materials of 5α-androstane-3β,17β-diol?

A: Related upstream materials(CAS) of 5α-androstane-3β,17β-diol: 63-05-8;481-29-8;1239-31-2;906-83-2;521-18-6;846-46-8;122747-40-4;5953-63-9;17006-91-6.

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 5α-Androstane-3β,17β-diol
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

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5α-Androstane-3β,17β-diol

Names

Chemical & Physical Properties

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

Safety Information

Synthetic Route

Precursor & DownStream

5α-Androstane-3β,17β-diolBioassay

Synonyms

5α-Androstane-3β,17β-diol | FAQ

5α-Androstane-3β,17β-diolfactory

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.