Current Position: Home > Dictionary N> Norethindrone

Norethindrone (Molecular Formula: C20H26O2)

Product Name: Norethindrone
CAS Registry Number: 68-22-4
EINECS: 200-681-6  
Synonyms: 19-Norethisterone; Norethisterone; 17-alpha-ethynyl-17-beta-hydroxyoestr-4-en-3-one;Norethindrone;Norethisterone,98%; 17-Hydroxy-19-nor-17a-pregn-4-en-20-yn-3-one; 17a-Ethynyl-19-nortestosterone;
Molecular Structure:
Molecular Formula: C20H26O2
Molecular Weight: 298.42
Density:  1.15 g/cm3
Boiling Point:  447 °C at 760 mmHg
Melting Point:  205-206 ºC
Flash Point:  447 °C at 760 mmHg
Refractive index:  1.577
Risk Codes:  40-36/37/38-20/21/22
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

Other Product