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portant; white-space: pre-wrap !im【关于2-吡咯烷酮产品基本介绍】portant; white-space: pre-wrap !im portant; white-space: pre-wrap !im2-吡咯烷酮portant; white-space: pre-wrap !im中文名称:2-吡咯烷酮(4-丁内酰胺)portant; white-space: pre-wrap !im英文名称:2-Pyrrolidoneportant; white-space: pre-wrap !imCAS:616-45-5portant; white-space: pre-wrap !im技术说明书编码:1146portant; white-space: pre-wrap !im分子式:C4H7NOportant; white-space: pre-wrap !im分子量:85.11portant; white-space: pre-wrap !im理化性质:无色到淡黄色液体或结晶。熔点24.6℃,沸点245℃,密度1.116(25/4℃),折光率1.4870。粘度13.3。饱和蒸气压1.33 kPa /122℃。闪点129℃。引燃温度145℃。燃烧热2286.5 kJ/mol。能溶于水、醇、醚、氯仿、苯、乙酸乙酯和二硫化碳等多数有机溶剂。难溶于石油醚