Pregnan-20-one,3-hydroxy-, (3b,5a)- cas no:516-55-2

NamePregnan-20-one,3-hydroxy-, (3b,5a)-
CAS516-55-2
Synonyms5a-Pregnan-20-one, 3b-hydroxy- (6CI,8CI); 3-Deoxo-3b-hydroxy-5a-dihydroprogesterone; 3b,5a-Pregnanolone; 3b-Allopregnanolone; 3b-Hydroxy-5a,17b-pregnan-20-one; 3b-Hydroxy-5a-dihydroprogesterone; 3b-Hydroxy-5a-pregnan-20-one; 3b-Hydroxy-5a-tetrahydroprogesterone; 5a-Dihydropregnenolone; 5a-Pregnane-3b-ol-20-one; Allopregnan-3b-ol-20-one; Allopregnanolone;Epiallopregnanolone; Isoallopregnanolone; Isopregnanolone; NSC 97078; U 0949
EINECS(EC#)208-224-2
Molecular FormulaC21H34 O2
Molecular Weight 318.49

refractive index1.524

CHEMICAL IDENTIFICATION

RTECS NUMBER :

TU4383200

CHEMICAL NAME :

5-alpha-Pregnan-20-one, 3-beta-hydroxy-

CAS REGISTRY NUMBER :

516-55-2

LAST UPDATED :

199709

DATA ITEMS CITED :

1

MOLECULAR FORMULA :

C21-H34-O2

MOLECULAR WEIGHT :

318.55

WISWESSER LINE NOTATION :

L E5 B666TJ A1 E1 FV1 OQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

40 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