Cas号78-90-0Beilstein605274分子式C3H10N2；CH3CH(NH2)CH2NH2分子量74.13别名丙二胺,1,2-二氨基丙烷外观Appearance无色透明液体红外光谱鉴别Infraredspectrometry和对照品匹配纯度Purity≥99.9%(GC)相对密度Specificgr***ity(20/20°C)0.8640-0.8670折光率Refractiveindexn20/D1.4450-1.4470水分Water<0.05%)