21063-91-2

21063-91-2 structure
21063-91-2 structure

Name (8S,9S,10R,13S,14S,17S)-17-acetyl-10,13-dimethyl-2,8,9,12,14,15,16,17-octahydro-1H-cyclopenta[a]phenanthrene-3,11-dione
Synonyms 11-Keto-6-dehydroprogesterone
Pregna-4,6-diene-3,11,20-trione
Molecular Formula C21H26O3
Molecular Weight 326.42900
Exact Mass 326.18800
PSA 51.21000
LogP 3.67850
Vapour Pressure 2.23E-10mmHg at 25°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TU4154081
CHEMICAL NAME :
Pregna-4,6-diene-3,11,20-trione
CAS REGISTRY NUMBER :
21063-91-2
BEILSTEIN REFERENCE NO. :
3006138
LAST UPDATED :
199612
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C21-H26-O3
MOLECULAR WEIGHT :
326.47
WISWESSER LINE NOTATION :
L E5 B666 CV OV KU MUTJ A1 E1 FV1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Unreported
DOSE :
150 mg/kg
SEX/DURATION :
female 30 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Maternal Effects - uterus, cervix, vagina
REFERENCE :
RPHRA6 Recent Progress In Hormone Research. Proceedings of the Laurentian Hormone Conference. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1947- Volume(issue)/page/year: 20,395,1964
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
500 ug/kg
SEX/DURATION :
female 1 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Fertility - other measures of fertility
REFERENCE :
85GRAA "The Control of Fertility," Pincus, G., New York, Academic Press, 1965 Volume(issue)/page/year: -,57,1965