扎那米韦EP杂质E 货号:Z009004 英文名:Zanamivir EP Impurity E 同义词:(2R,3R,4S)-3-acetamido-4-(3-carbamimidoylguanidino)-2-((1R,2R)-1,2,3-trihydroxypropyl)-3,4-dihydro-2H-pyran-6-carboxylic acid CAS号:N/A 分子式:C13H22N6O7 分子量:374.35 询价订购