RTECS NUMBER : KG2945000
CHEMICAL NAME : Estra-4,9-dien-3-one,
11-(4-(dimethylamino)phenyl)-17-hydroxy-17-(3-hydroxy
propyl)-, (11-beta,13-alpha,17-alpha)-
CAS REGISTRY NUMBER : 96346-61-1
LAST UPDATED : 199607
DATA ITEMS CITED : 4
MOLECULAR FORMULA : C29-H39-N-O3
MOLECULAR WEIGHT : 449.69
COMPOUND DESCRIPTOR : Drug
Reproductive Effector
Hormone
SYNONYMS/TRADE NAMES :
* Onapristone
* ZK 98299
* ZK 98.299
*** HEALTH HAZARD DATA ***
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 5 mg/kg
SEX/DURATION : female 10 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - abortion
REFERENCE :
BIREBV Biology of Reproduction. (Soc. for the Study of Reproduction, 309 W.
Clark St., Champaign, IL 61820) V.1- 1969- Volume(issue)/page/year:
40,549,1989
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Primate - monkey
DOSE : 18 mg/kg
SEX/DURATION : female 3 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Maternal Effects - menstrual cycle changes or disorders
REFERENCE :
CCPTAY Contraception. (Geron-X, Inc., POB 1108, Los Altos, CA 94022) V.1-
1970- Volume(issue)/page/year: 35,409,1987
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Primate - monkey
DOSE : 100 mg/kg
SEX/DURATION : female 30-33 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - abortion
REFERENCE :
CCPTAY Contraception. (Geron-X, Inc., POB 1108, Los Altos, CA 94022) V.1-
1970- Volume(issue)/page/year: 41,197,1990
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - guinea pig
DOSE : 40 mg/kg
SEX/DURATION : female 8-11 day(s) after conception
TOXIC EFFECTS :
Reproductive - Maternal Effects - uterus, cervix, vagina
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
resorbed implants per total number of implants)
REFERENCE :
CCPTAY Contraception. (Geron-X, Inc., POB 1108, Los Altos, CA 94022) V.1-
1970- Volume(issue)/page/year: 52,187,1995
*** END OF RECORD ***
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