Lisinopril Cas: [83915-83-7] (s)-1-(n2-(1-carboxy-3-phenylpropyl)-l-lysyl)-l-proline dihydrate Molecular formula: c21h31n3o52h2o fw 414.5 Appearance: white crystalline powder Quality standard : usp26, 27 , ep2001 Uses : antihypertensive Packing: 1kg/can, 5kg/can, 25kg/drum Storage: sealed, in dark place