Pregnane-3,20-diol, (3α,5β,20S)

Modify Date: 2026-07-13 07:36:35

Pregnane-3,20-diol, (3α,5β,20S) Structure
Pregnane-3,20-diol, (3α,5β,20S) structure
Common Name Pregnane-3,20-diol, (3α,5β,20S)
CAS Number 80-92-2 Molecular Weight 320.50900
Density 1.053g/cm3 Boiling Point 435.9ºC at 760 mmHg
Molecular Formula C21H36O2 Melting Point 240-242ºC
MSDS N/A Flash Point 191ºC

 Names

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

Name 5β-Pregnane-3α,20α-diol
Synonym More Synonyms

 Chemical & Physical Properties

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

Density 1.053g/cm3
Boiling Point 435.9ºC at 760 mmHg
Melting Point 240-242ºC
Molecular Formula C21H36O2
Molecular Weight 320.50900
Flash Point 191ºC
Exact Mass 320.27200
PSA 40.46000
LogP 4.38700
Index of Refraction 1.531
InChIKey YWYQTGBBEZQBGO-BERLURQNSA-N
SMILES CC(O)C1CCC2C3CCC4CC(O)CCC4(C)C3CCC12C

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

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

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TU4157113
CHEMICAL NAME :
5-beta-Pregnane-3-alpha, 20-alpha-diol
CAS REGISTRY NUMBER :
80-92-2
BEILSTEIN REFERENCE NO. :
3083715
LAST UPDATED :
199709
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C21-H36-O2
MOLECULAR WEIGHT :
320.57
WISWESSER LINE NOTATION :
L E5 B666TJ A1 E1 FYQ1 OQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>40 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia Lungs, Thorax, or Respiration - other changes
REFERENCE :
JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 11,117,1968
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,709,1982
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: 6,709,1982
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
7 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia Lungs, Thorax, or Respiration - other changes
REFERENCE :
JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 11,117,1968

 Safety Information

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

HS Code 2942000000

 Synthetic Route

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

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2942000000

 Synonyms

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

MFCD00064141
Pregnane-3,20-diol, (3α,5β,20S)
EINECS 201-313-7

 Pregnane-3,20-diol, (3α,5β,20S) | FAQ

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

Q: What is the InChIKey of 5β-Pregnane-3α,20α-diol?
A: InChIKey of 5β-Pregnane-3α,20α-diol is YWYQTGBBEZQBGO-BERLURQNSA-N.
Q: What is the English name of 5β-Pregnane-3α,20α-diol?
A: The English name of 5β-Pregnane-3α,20α-diol is 5β-Pregnane-3α,20α-diol.
Q: What are the upstream materials of 5β-Pregnane-3α,20α-diol?
A: Related upstream materials(CAS) of 5β-Pregnane-3α,20α-diol: 72984-71-5;54353-11-6;128-20-1;6870-74-2;53-42-9;83680-23-3;1174-69-2;128-23-4.
Q: What is the CAS number of 5β-Pregnane-3α,20α-diol?
A: CAS number of 5β-Pregnane-3α,20α-diol is 80-92-2.
Q: What is the polar surface area (PSA) of 5β-Pregnane-3α,20α-diol?
A: Polar surface area (PSA) of 5β-Pregnane-3α,20α-diol is 40.46000.
Q: What is the SMILES notation of 5β-Pregnane-3α,20α-diol?
A: SMILES notation of 5β-Pregnane-3α,20α-diol is CC(O)C1CCC2C3CCC4CC(O)CCC4(C)C3CCC12C.
Q: What English synonyms does 5β-Pregnane-3α,20α-diol have?
A: English synonyms of 5β-Pregnane-3α,20α-diol: MFCD00064141, Pregnane-3,20-diol, (3α,5β,20S), EINECS 201-313-7.
Q: What is the boiling point of 5β-Pregnane-3α,20α-diol?
A: Boiling point of 5β-Pregnane-3α,20α-diol is 435.9ºC at 760 mmHg.
Q: What is the LogP of 5β-Pregnane-3α,20α-diol?
A: LogP of 5β-Pregnane-3α,20α-diol is 4.38700.
Q: What is the molecular formula of 5β-Pregnane-3α,20α-diol?
A: Molecular formula of 5β-Pregnane-3α,20α-diol is C21H36O2.

 Pregnane-3,20-diol, (3α,5β,20S)factory

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

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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