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CAS号: 4222-96-2 英文名称: Levonorgestrel IMpurity N 英文同义词: Levonorgestrel EP IMP N;Levonorgestrel IMpurity N;Levonorgestrel EP impurity N;13-Ethylgon-5(10)en-3,17-dione;13β-Ethylgon-5(10)-ene-3,17-dione;Gon-5(10)-ene-3,17-dione, 13-ethyl-;Levonorgestrel Impurity 14（Levonorgestrel EP Impurity N）;(8R,9S,13S,14S)-13-ethyl-1,2,4,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthrene-3,17-dione 中文名称: 左炔诺孕酮杂质N 中文同义词: 左炔诺孕酮杂质N;左炔诺孕酮EP杂质N;左炔诺孕酮杂质N(EP) 分子式: C19H26O2 分子量: 286.41