19-Nor-5-alpha,17-alpha-pregn-20-yn-3-one, 17-hydroxy- (6CI,7CI,8CI)

Modify Date: 2024-01-04 18:33:34

19-Nor-5-alpha,17-alpha-pregn-20-yn-3-one, 17-hydroxy- (6CI,7CI,8CI) Structure
19-Nor-5-alpha,17-alpha-pregn-20-yn-3-one, 17-hydroxy- (6CI,7CI,8CI) structure
Common Name 19-Nor-5-alpha,17-alpha-pregn-20-yn-3-one, 17-hydroxy- (6CI,7CI,8CI)
CAS Number 52-79-9 Molecular Weight 300.43500
Density 1.13g/cm3 Boiling Point 427.1ºC at 760 mmHg
Molecular Formula C20H28O2 Melting Point N/A
MSDS N/A Flash Point 182.2ºC

 Names

Name (5S,8R,9R,10S,13S,14S,17R)-17-ethynyl-17-hydroxy-13-methyl-1,2,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydrocyclopenta[a]phenanthren-3-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.13g/cm3
Boiling Point 427.1ºC at 760 mmHg
Molecular Formula C20H28O2
Molecular Weight 300.43500
Flash Point 182.2ºC
Exact Mass 300.20900
PSA 37.30000
LogP 3.57240
Index of Refraction 1.559

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
RC9064000
CHEMICAL NAME :
19-Norpregn-20-yn-3-one, 17-hydroxy-, (5-alpha,17-alpha)-
CAS REGISTRY NUMBER :
52-79-9
BEILSTEIN REFERENCE NO. :
3147588
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C20-H28-O2
MOLECULAR WEIGHT :
300.48

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
USXXAM United States Patent Document. (U.S. Patent Office, Box 9, Washington, DC 20231) Volume(issue)/page/year: #4978658

 Synonyms

4,5Alpha-Dihydronorethisterone
19-Norpregn-20-yn-3-one,17-hydroxy-,(5alpha,17alpha)
STS 737
5alpha-Dihydronorethindrone
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