公司名称：湖北恒绿源化工有限公司

恩替卡韦一水化合物  9-(4-羟基-3-羟甲基-2-亚甲基环戊-1-基)鸟嘌呤  
英文名称： entecavir 
英文别名： 2-Amino-1,9-dihydro-9-[(1S,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl]-6H-purin-6-one; 2-amino-9-[(1S,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylidenecyclopentyl]-3,9-dihydro-6H-purin-6-one; 2-amino-9-[(3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylidenecyclopentyl]-3,9-dihydro-6H-purin-6-one; 2-amino-9-[(1S,3R,4S)-4-hydroxy-3-(hydroxymethyl)-2-methylidenecyclopentyl]-1,9-dihydro-6H-purin-6-one hydrate (1:1); entecavir Baraclude 
CAS号： 142217-69-4 
分子式： C12H15N5O3 
分子量： 277.2792