2-吡咯烷酮616-45-5

2-吡咯烷酮616-45-5

发布商家
合肥埃弗格瑞化工有限公司
联系人
谭鑫(先生)
职位
经理
电话
0551-63539100
手机
13645512727
品牌
埃弗格瑞

 

品名和结构:                                                                                                                 

通用名称:2-吡咯烷酮                                                                                                   

化学名称:α-吡咯烷酮                                                                                                  

分子式:c4h7no                                                                                                  

cas登记号:616-45-5                                                                                            

结 构 式:                                                                                                           

                                                                 

物化性质:                                                                                                         

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。                                        

 

项 目
优等品
一等品
含量%(m/m)
≥99.5
≥99.0
水份含量%(m/m)
≤0.1
≤0.3
折光率nd
1.4830~1.4850
1.4830~1.4850
密度20c(g/ml)
1.097~1.117
1.097~1.117
外 观
无色或淡黄透明液体
 
                                                                                                                                           

 

用 途                                                                                                         

α-吡咯烷酮为无色的高沸点极性溶剂,是有机合成中间体。主要用于合成树脂、农药、多元醇、油墨和碘的溶剂。也是生产聚乙烯吡咯烷酮、锦纶-4和脑复康的原料。                                                                  

                                                                                                                      

包装和储运:                                                                                                        

200公斤塑料/铁桶,避免吸入及与皮肤、眼睛的接触,使用时需戴防护手套。隐凉、干燥、密封储存
人气
332
发布时间
2020-07-19 08:56
所属行业
医药中间体
编号
23845526
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