Levonorgestrel - Impurity U

EP/BP

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Catalogue number:	PA 12 14210
Chemical name:	Norethisterone
CAS Number:	68-22-4
Category:	intermediates,pharmaceutical standards,Fine Chemicals,steroids
Synonyms:	Norethindrone; Ethinylnortestosterone; Ethynylnortestosterone; 19-Nor-17α-ethynyl-4-androsten-17β-ol-3-one; 17α-Ethynyl-19-nortestosterone; 17α-Ethynyl-19-nortestosterone; 19-Nor-17α-pregn-4-en-20-yn-3-one, 17-hydroxy-; 17α-Ethinylestr-4-en-17β-ol-3-one; (8R,9S,10R,13S,14S,17R)-17-Ethynyl-17-hydroxy-13-methyl-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-one;
Molecular form:	C₂₀H₂₆O₂
Appearance:	White to Off-White Solid
Mol. Weight:	298.42
Storage:	2-8°C , Refrigerator
Shipping Conditions:	Ambient
Applications:	NA