Cyproterone acetate

Names

[ CAS No. ]:
2098-66-0

[ Name ]:
Cyproterone acetate

[Synonym ]:
Cyprostat
(3aS,3bR,7aR,8aS,8bS,8cS,10aS)-1-Acetyl-5-chloro-8b,10a-dimethyl-7-oxo-1,2,3,3a,3b,7,7a,8,8a,8b,8c,9,10,10a-tetradecahydrocyclopenta[a]cyclopropa[g]phenanthren-1-yl acetate
6-Chloro-1b,2b-dihydro-17-hydroxy-3'H-cyclopropa[1,2]pregna-1,4,6-triene-3,20-dione 17-Acetate
Pregna-4,6-diene-3,20-dione, 6-chloro-17-hydroxy-1α,2α-methylene-, acetate
(1R,3aS,3bR,7aR,8aS,8bS,8cS,10aS)-1-Acetyl-5-chloro-8b,10a-dimethyl-7-oxo-1,2,3,3a,3b,7,7a,8,8a,8b,8c,9,10,10a-tetradecahydrocyclopenta[a]cyclopropa[g]phenanthren-1-yl acetate
Cyproterone acetate
Cyproterone
androcur
Cyproterone 17α-acetate
(1b,2b)-17-(Acetyloxy)-6-chloro-1,2-dihydro-3'H-cyclopropa[1,2]pregna-1,4,6-triene-3,20-dione
cPA
CpA (VAN)
Cyclopenta[a]cyclopropa[g]phenanthren-7(1H)-one, 1-acetyl-1-(acetyloxy)-5-chloro-2,3,3a,3b,7a,8,8a,8b,8c,9,10,10a-dodecahydro-8b,10a-dimethyl-, (1R,3aS,3bR,7aR,8aS,8bS,8cS,10aS)-

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
525.9±50.0 °C at 760 mmHg

[ Melting Point ]:
237.5-240ºC

[ Molecular Formula ]:
C₂₄H₂₉ClO₄

[ Molecular Weight ]:
416.938

[ Flash Point ]:
177.6±29.1 °C

[ Exact Mass ]:
416.175446

[ PSA ]:
60.44000

[ LogP ]:
3.28

[ Vapour Pressure ]:
0.0±1.4 mmHg at 25°C

[ Index of Refraction ]:
1.582

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: GZ2228000

CHEMICAL NAME :: 3'H-Cyclopropa(1,2)pregna-1,4,6-triene-3,20-dione, 6-chloro-1-beta,2-beta-dihydro- 17-hydroxy-

CAS REGISTRY NUMBER :: 2098-66-0

LAST UPDATED :: 198910

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C22-H27-Cl-O3

MOLECULAR WEIGHT :: 374.94

WISWESSER LINE NOTATION :: L F5 C6 B663 PV LU NUTJ B1 F1 GV1 GQ MG

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 840 mg/kg

SEX/DURATION :: male 21 day(s) pre-mating

TOXIC EFFECTS :: Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland, accessory glands

REFERENCE :: JRPFA4 Journal of Reproduction and Fertility. (Biochemical Soc. Book Depot, POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK) V.1- 1960- Volume(issue)/page/year: 26,65,1971

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 560 mg/kg

SEX/DURATION :: male 7 day(s) pre-mating

TOXIC EFFECTS :: Reproductive - Paternal Effects - testes, epididymis, sperm duct

REFERENCE :: JRPFA4 Journal of Reproduction and Fertility. (Biochemical Soc. Book Depot, POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK) V.1- 1960- Volume(issue)/page/year: 49,237,1977

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 1680 mg/kg

SEX/DURATION :: male 21 day(s) pre-mating

TOXIC EFFECTS :: Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland, accessory glands

REFERENCE :: JRPFA4 Journal of Reproduction and Fertility. (Biochemical Soc. Book Depot, POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK) V.1- 1960- Volume(issue)/page/year: 49,237,1977

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Subcutaneous

DOSE :: 20 mg/kg

SEX/DURATION :: female 16-19 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - urogenital system

REFERENCE :: ACEDAB Acta Endocrinologica, Supplementum (Copenhagen). (Periodica, Skolegade 12 E, DK-2500 Valby, Denmark) No.1- 1948- Volume(issue)/page/year: 90,139,1964

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intracerebral

DOSE :: 4 ug/kg

SEX/DURATION :: male 21 day(s) pre-mating

TOXIC EFFECTS :: Reproductive - Paternal Effects - prostate, seminal vesicle, Cowper's gland, accessory glands

REFERENCE :: FEPRA7 Federation Proceedings, Federation of American Societies for Experimental Biology. (Bethesda, MD) V.1-46, 1942-87. Volume(issue)/page/year: 27,319,1968 *** REVIEWS *** TOXICOLOGY REVIEW 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: 26,337,1970

Related Compounds

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