详情 Cas No: 963-75-7 纯度: 99% 产品名称罗库中间体LK-2别名罗库溴铵中间体A英文5Α-Androst-2-En-17-One 5α-Androst-2-en-17-one?分子式C19H28O分子量272.43CAS 号963-75-7EINECS242-220-1规格外观性状Appearance?? ?Almost white or pale yellow crystalline powderSpecific optical rotation?? ?+142.0°~+152.0°(C=1,CHCl3)Melting point?? ?104.0℃~109.0℃Residue on ignition?? ?Not more than 0.2%Loss on drying?? ?Not more than 0.5%Assay (HPLC)?? ?Not less than 98.0%用途医药、有机中间体包装1KG/瓶