甲氧苄啶738-70-5英文名Trimethoprim别名2,4-Diamino-5-(3,4,5-trimethoxybenzyl)pyrimidine;5-(3,4,5-Trimethoxybenzyl)-2,4-diaminopyrimidine;5-((3,4,5-Trimethoxyphenyl)methyl)-2,4-pyrimidinediamine;Abaprim产品名称甲氧苄啶;甲氧苄氨***;5-[(3,4,5-三******)甲基]-2,4-***二胺分子结构分子式C14H18N4O3分子量290.32CAS登录号738-70-5EINECS登录号212-006-2物理化学性质熔点199-203ºC水溶性<0.1G/100MLAT24ºC)