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19-Norpregn-4-en-20-yn-3-one,17-hydroxy-, (17a)- cas no:68-22-4

Synonyms: 19-Norethisterone;17a-Ethynyl-19-nortestosterone;17-Hydroxy-19-nor-17a-pregn-4-en-20-yn-3-one;

Identification
Name19-Norpregn-4-en-20-yn-3-one,17-hydroxy-, (17a)-
CAS68-22-4
Synonyms19-Norethisterone;17a-Ethynyl-19-nortestosterone;17-Hydroxy-19-nor-17a-pregn-4-en-20-yn-3-one;
EINECS(EC#)200-681-6
Molecular FormulaC20H26O2
Molecular Weight298.41924
Chemical Properties
AppearanceOff-White to Pale Yellow Solid
refractive index1.577
storage temp-20°C Freezer
Safety Data

Hazard Xn
Risk R40
Safety

Confirmed carcinogen with experimental carcinogenic, tumorigenic, and teratogenic data. Mildly toxic by ingestion. Human systemic effects by ingestion: dermatitis and androgenic effects. Human teratogenic effects: developmental abnormalities of the musculoskeletal system and urogenital system; and behavioral effects in the newborn. Human reproductive effects: spermatogenesis; testes, epididymis, sperm duct changes; impotence; male breast development; other male effects; ovaries, fallopian tube changes; menstrual cycle changes or disorders; uterus, cervix, vagina effects; postpartum effects; changes in female fertility. Experimental reproductive effects. Human mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.


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