PROCESS FOR THE PREPARATION OF N-SUBSTITUTED CARBAMIC ACID ESTER AND PROCESS FOR THE PREPARATION OF ISOCYANATE USING THE N-SUBSTITUTED CARBAMIC ACID ESTER
申请人:Asahi Kasei Chemicals Corporation
公开号:EP2322504A1
公开(公告)日:2011-05-18
The present invention provides a method for producing N-substituted carbamic acid-O-aryl ester derived from a compound having an ureido group, the method comprising the step of carrying out esterification or esterification and transesterification from the compound having the ureido group and a hydroxy composition containing one type or a plurality of types of hydroxy compounds.
本发明提供了一种生产由具有脲基的化合物衍生的 N-取代氨基甲酸-O-芳基酯的方法,该方法包括由具有脲基的化合物和含有一种或多种羟基化合物的羟基组合物进行酯化或酯化和酯交换反应的步骤。