摘要
以顺酐和苯胺为原料,磷钨酸作催化剂,磷酸作脱水剂,采用两步法制得N-苯基马来酰亚胺,得到最佳反应工艺条件,产品收率为88.7%,纯度为98.2%(质量分数)。
?With phosphato-tungstic acid as catalyst and phosphoric acid as dehydrant,N-phenylmaleimide was prepared from aniline and maleic anhydride by two-step method.The yield was 88.7% and the purity was 98.2%.
出处
《弹性体》
CAS
2005年第3期34-36,共3页
China Elastomerics
关键词
N-苯基马来酰亚胺
顺酐
磷钨酸
合成
N-phenylmaleimide
maleic anhydride
phosphato-tungstic acid
synthesis
