Onapristone
Names
[ CAS No. ]:
96346-61-1
[ Name ]:
Onapristone
[Synonym ]:
Onapristonum [Latin]
ZK 299
Onapristona [Spanish]
Onapristone
Onapristone (INN)
Chemical & Physical Properties
[ Density]:
1.19 g/cm3
[ Boiling Point ]:
654.8ºC at 760 mmHg
[ Molecular Formula ]:
C29H39NO3
[ Molecular Weight ]:
449.62500
[ Flash Point ]:
349.8ºC
[ Exact Mass ]:
449.29300
[ PSA ]:
60.77000
[ LogP ]:
5.15570
[ Index of Refraction ]:
1.615
Toxicological Information
CHEMICAL IDENTIFICATION
- 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
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- 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
- 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
- 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
- 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