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******【基本信息】中文名称:******英文名称:Methyltadalafil中文别名:6R-12aR-6-(1,3苯并二噁茂-5-基)-2-氨基-2,3,6,7,12,12a-六氢化吡嗪(1’,2’-1,6)-***并(3,4-b)***-1,4-二酮CAS号:171488-11-2分子式:C23H21N304分子量:403.60【质量指标】性状:类白色至浅***粉末溶解性:本品不溶于水和醇单个***大杂质:≤0.5%总杂:≤1.0%异构体A:≤0.15%异构体B:≤0.1%异构体C:≤0.1%干燥失重:≤0.5%炽灼残渣:≤0.1%***:≤10ppm含量测定:97.5%-102.0%【主要用途】医药原料【常规包装】1kg铝箔袋)