ChemicalBook--->CAS DataBase List--->797-64-8

797-64-8

797-64-8 Structure

797-64-8 Structure
IdentificationBack Directory
[Name]

(-)-NORGESTREL 98
[CAS]

797-64-8
[Synonyms]

l-norgestre1
dexonorgestrel
extronorgestrel
dextronorgestrel
(-)-NORGESTREL 98
(-)-NORGESTREL 98%
13-alpha,14-beta)-h
(8α,9β,10α,13α,14β)-13-Ethyl-17-hydroxy-18,19-dinorpregn-4-en-20-yn-3-one
18,19-dinorpregn-4-en-20-yn-3-one,13-ethyl-17-hydroxy-,(8-alpha,9-beta,10-alp
(8S,9R,10S,13R,14R,17S)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one
[Molecular Formula]

C21H28O2
[MOL File]

797-64-8.mol
[Molecular Weight]

312.45
Chemical PropertiesBack Directory
[Melting point ]

239-241 °C(lit.)
[alpha ]

D25 +40.7° (CHCl3)
[Boiling point ]

392.36°C (rough estimate)
[density ]

1.0697 (rough estimate)
[refractive index ]

1.4900 (estimate)
[color ]

Crystals from MeOH/CHCl3
[EPA Substance Registry System]

18,19-Dinorpregn-4-en-20-yn-3-one, 13-ethyl-17-hydroxy-,(8.alpha.,9.beta.,10.alpha.,13.alpha.,14.beta.)- (797-64-8)
Safety DataBack Directory
[Hazard Codes ]

Xn
[Risk Statements ]

20/21/22-40
[Safety Statements ]

22-36
[WGK Germany ]

3
[RTECS ]

JF8259000
[Toxicity]

LDLo ipr-mus: 2 g/kg EXCEDS 81,175,83
Hazard InformationBack Directory
[Uses]

L(+)-Norgestrel is an excellent progestational and ovulation inhibiting steroid. The bioactive enantiomer is levorotatory. Progestogen; oral contraceptive.
[Definition]

ChEBI: Dexonorgestrel is a 17alpha-hydroxy steroid and a terminal acetylenic compound. It is functionally related to a norgestrel. It is an enantiomer of a levonorgestrel.
[Safety Profile]

Moderately toxic byintraperitoneal route. Human male reproductive effects byingestion: disorders of spermatogenesis and theandrogenic endocrine system, impotence and othereffects. Human female reproductive effects by severalroutes: changes in the ute
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