3-Oxidido 17-alpha-ethynyl 17-beta-hydroxy estra-4,9,11-triene [French ]

Modify Date: 2024-03-09 17:32:16

3-Oxidido 17-alpha-ethynyl 17-beta-hydroxy estra-4,9,11-triene [French ] Structure
3-Oxidido 17-alpha-ethynyl 17-beta-hydroxy estra-4,9,11-triene [French ] structure
Common Name 3-Oxidido 17-alpha-ethynyl 17-beta-hydroxy estra-4,9,11-triene [French ]
CAS Number 19636-23-8 Molecular Weight 309.40200
Density 1.244g/cm3 Boiling Point 533.233ºC at 760 mmHg
Molecular Formula C20H23NO2 Melting Point N/A
MSDS N/A Flash Point 358.8ºC

 Names

Name (3Z,8S,13S,14S)-17-ethynyl-3-hydroxyimino-13-methyl-1,2,6,7,8,14,15,16-octahydrocyclopenta[a]phenanthren-17-ol
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.244g/cm3
Boiling Point 533.233ºC at 760 mmHg
Molecular Formula C20H23NO2
Molecular Weight 309.40200
Flash Point 358.8ºC
Exact Mass 309.17300
PSA 52.82000
LogP 3.59380
Vapour Pressure 0mmHg at 25°C
Index of Refraction 1.643

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
RC8960090
CHEMICAL NAME :
19-Norpregna-4,9,11-trien-20-yn-3-one, 17-hydroxy-, oxime, (17-alpha)-
CAS REGISTRY NUMBER :
19636-23-8
LAST UPDATED :
199712
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C20-H23-N-O2
MOLECULAR WEIGHT :
309.44

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
22 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FMXXAJ French Medicament Patent Document. (U.S. Patent and Trademark Office, Foreign Patents, Washington, DC 20231) Discontinued. Volume(issue)/page/year: #4826M ** REPRODUCTIVE DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
2 mg/kg
SEX/DURATION :
female 6-9 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - female fertility index (e.g. # females pregnant per # sperm positive females; # females pregnant per # females mated)
REFERENCE :
SCYYDZ Shengzhi Yu Biyun. Reproduction and Contraception. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) 1980- Volume(issue)/page/year: 10(3),67,1990

 Synonyms

R 2010 oxime
Oxime,17-hydroxy-19-norpregna-4,9,11-trien-20-yn-3-one
So 57
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