Pregnane-11,20-dione,3-hydroxy-, (3a,5b)

Modify Date: 2026-06-30 15:19:06

Pregnane-11,20-dione,3-hydroxy-, (3a,5b) Structure
Pregnane-11,20-dione,3-hydroxy-, (3a,5b) structure
Common Name Pregnane-11,20-dione,3-hydroxy-, (3a,5b)
CAS Number 565-99-1 Molecular Weight 332.47700
Density 1.212g/cm3 Boiling Point 504ºC at 760mmHg
Molecular Formula C21H32O3 Melting Point N/A
MSDS N/A Flash Point 272.7ºC

Summary: Pregnane-11,20-dione,3-hydroxy-, (3a,5b)-, Chinese name: 雷那诺龙, CAS number: 565-99-1, molecular formula: C21H32O3, molecular weight: 332.47700. For research-use only, not for medical or clinical usage.


 Names

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

Name (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one
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 1.212g/cm3
Boiling Point 504ºC at 760mmHg
Molecular Formula C21H32O3
Molecular Weight 332.47700
Flash Point 272.7ºC
Exact Mass 332.23500
PSA 54.37000
LogP 3.77420
Index of Refraction 1.562
InChIKey DUHUCHOQIDJXAT-CSXWOMMHSA-N
SMILES CC(=O)C1CCC2C3CCC4CC(O)CCC4(C)C3C(=O)CC12C

 Toxicological Information

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

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TU4157900
CHEMICAL NAME :
5-beta-Pregnane-11,20-dione, 3-alpha-hydroxy-
CAS REGISTRY NUMBER :
565-99-1
LAST UPDATED :
199709
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C21-H32-O3
MOLECULAR WEIGHT :
332.53
WISWESSER LINE NOTATION :
L E5 B666 CVTJ A1 E1 FV1 OQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
68 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
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 :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
160 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
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

 Precursor & DownStream

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

Precursor  0

DownStream  1

 Pregnane-11,20-dione,3-hydroxy-, (3a,5b)Bioassay

View more

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

Name: NCI human tumor cell line growth inhibition assay. Data for the MCF7 Non-Small Cell L...
Source: DTP/NCI
Target: N/A
External Id: MCF7_OneDose
Name: NCI human tumor cell line growth inhibition assay. Data for the IGROV1 Non-Small Cell...
Source: DTP/NCI
Target: N/A
External Id: IGROV1_OneDose
Name: Stimulation of [3H]flunitrazepam binding to GABA type A receptor in mouse primary cor...
Source: ChEMBL
Target: N/A
External Id: CHEMBL2330689
Name: Compound was evaluated for anesthetic activity (lowest dose producing loss of rightin...
Source: ChEMBL
Target: N/A
External Id: CHEMBL844689
Name: Stimulation of [3H]flunitrazepam binding to GABA type A receptor in mouse primary cor...
Source: ChEMBL
Target: N/A
External Id: CHEMBL2330688
Total 5, Current Page 1 of 1
1

 Synonyms

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

11-Oxopregnanolone
3alpha-Hydroxy-11,20-pregnadien
3alpha-Hydroxy-5beta-pregnane-11,20-dione
Renanolone
11-Ketopregnanolone

 Pregnane-11,20-dione,3-hydroxy-, (3a,5b) | FAQ

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

Q: What are the downstream products of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one?
A: Related downstream products(CAS) of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one: 20703-79-1.
Q: What is the CAS number of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one?
A: CAS number of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one is 565-99-1.
Q: What is the boiling point of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one?
A: Boiling point of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one is 504ºC at 760mmHg.
Q: What is the English name of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one?
A: The English name of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one is (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one.
Q: What is the molecular formula of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one?
A: Molecular formula of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one is C21H32O3.
Q: What is the InChIKey of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one?
A: InChIKey of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one is DUHUCHOQIDJXAT-CSXWOMMHSA-N.
Q: What English synonyms does (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one have?
A: English synonyms of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one: 11-Oxopregnanolone, 3alpha-Hydroxy-11,20-pregnadien, 3alpha-Hydroxy-5beta-pregnane-11,20-dione, Renanolone, 11-Ketopregnanolone.
Q: What is the LogP of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one?
A: LogP of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one is 3.77420.
Q: What is the polar surface area (PSA) of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one?
A: Polar surface area (PSA) of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one is 54.37000.
Q: What is the molecular weight of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one?
A: Molecular weight of (3R,5R,8S,9S,10S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethyl-1,2,3,4,5,6,7,8,9,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-11-one is 332.47700.

 Pregnane-11,20-dione,3-hydroxy-, (3a,5b)factory

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

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