The reaction was catalyzed by butane diacid ion .
结果显示，在丁二酸缓冲体系中反应遵循阴离子催化卟啉变形机理；
Development of ashless dispersant ── polyisobutylene butane diacid pentaerythritol ester
聚异丁烯丁二酸季戊四醇酯无灰分散剂的研制
Butane diacidButane diacidButane diacid