***138402-11-6英文名Irbesartan别名3-Butyl-2-[[4-[2-(2H-tetrazol-5-yl)phenyl]phenyl]methyl]-2,4-diazaspiro[4.4]non-3-en-1-one产品名称***;2-丁基-3-[4-[2-(1H-四唑-5-基)***]苄基]-1,3-二氮杂螺-[4.4]壬-1-烯-4-酮分子结构分子式C25H28N6O分子量428.54CAS登录号138402-11-6物理化学性质熔点180-181ºC)