Norethisterone
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Molecular Structure
Other Information
- CAS Registry Number: 68-22-4
- Melting Point: 205-206 ºC
- Density: 1.15 g/cm3
- Refractive index: 1.577
- Safety Statements: 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.
- Hazard Symbols: Xn
- EINECS: 200-681-6
- Molecular Weight: 298.42
- InChI: InChI=1/C20H26O2/c1-3-20(22)11-9-18-17-6-4-13-12-14(21)5-7-15(13)16(17)8-10-19(18,20)2/h1,12,15-18,22H,4-11H2,2H3/t15-,16+,17+,18-,19-,20-/m0/s1
- Risk Statements: 40-36/37/38-20/21/22
- Molecular Formula: C20H26O2