51-98-9, CAS No 51-98-9

51-98-9 norethindrone acetate
Product Name	norethindrone acetate
Synonyms	Norethisterone acetate;(17beta)-17-ethynyl-3-oxoestr-4-en-17-yl acetate;(17alpha)-17-ethynyl-3-oxoestr-4-en-17-yl acetate;17-ethynyl-3-oxoestr-4-en-17-yl acetate;(8xi,9xi,14xi,17beta)-17-ethynyl-3-oxoestr-4-en-17-yl acetate;19-Norethindrone acetate
Molecular Formula	C₂₂H₂₈O₃
Molecular Weight	340.4559
InChl	InChI=1/C22H28O3/c1-4-22(25-14(2)23)12-10-20-19-7-5-15-13-16(24)6-8-17(15)18(19)9-11-21(20,22)3/h1,13,17-20H,5-12H2,2-3H3/t17-,18?,19?,20?,21-,22-/m0/s1
CAS Registry Number	51-98-9
EINECS	200-132-0
Molecular Structure
Density	1.14g/cm³
Boiling Point	454.7°C at 760 mmHg
Refractive Index	1.555
Flash Point	197.1°C
Vapour Pressur	1.87E-08mmHg at 25°C
Hazard Symbols	Xn##Harmful:;
Risk Codes	R40\|\|R48:;
Safety Description	S36/37:;

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