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CAS号: 38673-42-6 英文名称: 19-Norpregn-4-en-20-yn-3-one 英文同义词: 19-Norpregn-4-en-20-yn-3-one;(8R,9S,10R,13S,14S,17R)-17-ethynyl-13-methyl-2,6,7,8,9,10,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-one 中文名称: 中文同义词: 分子式: C20H26O 分子量: 282.41984