Lactonitrile is a chemical compound used as a solvent and as an intermediate in the industrial production of ethyl lactate and lactic acid. It is the cyanohydrin derived from acetaldehyde.

CAS：78-97-7
中文别名：1-氰乙醇;Β-羥丙腈;2-羥丙腈;
英文别名：(RS)-lactonitrile;2-hydroxy-propionitril;ethylidene cyanhydrin;d,l-lactonitrile;cyanoethanol;acetaldehydcyanhydrin;lactonitrite;Laktonitril;2-Hydroxypropannitril;Propanenitrile, 2-hydroxy-;Acetocyanohydrin;acetaldehyde cyanohydrin;hydroxypropionitrile;
分子式：C3H5NO
分子量：71.0779
精确质量：71.0371
Psa：44.02
Logp：-0.10922

UNII：SJ38QDA188

外观与性状：稻黄色的液体
密度：0.991g/mLat 20°C(lit.)
沸点：90°C17mm Hg(lit.)
熔点：<-21ºC
闪点：77°C
折射率：n20/D 1.404
储存条件：Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage.

RTECS号：OD8225000
安全说明：S13-S36/37/39-S45-S23
危险类别码：R23/25; R27
WGK Germany：3
危险品运输编码：UN 3276 6.1/PG 1
危险类别：6.1(a)
包装等级：II
危险品标志：T+