Onapristone

Modify Date: 2024-01-06 13:06:11

Onapristone Structure
Onapristone structure
Common Name Onapristone
CAS Number 96346-61-1 Molecular Weight 449.62500
Density 1.19 g/cm3 Boiling Point 654.8ºC at 760 mmHg
Molecular Formula C29H39NO3 Melting Point N/A
MSDS N/A Flash Point 349.8ºC

 Use of Onapristone


A synthetic, steroidal progesterone receptor (PR) antagonist with reduced antiglucocorticoid activity compared to mifepristone..

 Names

Name (8S,11R,13R,14S,17S)-11-[4-(dimethylamino)phenyl]-17-hydroxy-17-(3-hydroxypropyl)-13-methyl-1,2,6,7,8,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-3-one
Synonym More Synonyms

 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

 Synonyms

Onapristonum [Latin]
ZK 299
Onapristona [Spanish]
Onapristone
Onapristone (INN)
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  • DC Chemicals Limited
  • China
  • Product Name: Onapristone
  • Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/1g
  • Purity: 98.0%
  • Stocking Period: 3 Day
  • Contact: Tony Cao


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