rearrangement造句
2024年06月18日 10:14:20
The transformation and production
rearrangement of the crude benzol distillation system are described.
介绍了粗苯蒸馏系统的改造和生产调整情况.
METHOD: Using Chapman
rearrangement to prepare 2, 6? dichloro? diphenylamine.
方法: 应用 Chapman 重排制备2, 6? 二氯二苯胺.
Medicine intermediate N - ethylethylenediamine ( NEED ) was synthesized from acrylamide and ethylamine by addition reaction and Hofmann
rearrangement.
以丙烯酰胺为起始原料,经乙胺加成后,再经Hofmann重排两步反应后合成了药物中间体N - 乙基乙二胺 ( NEED ).
Beckmann
rearrangement reaction is that amide is formed by ketoxime under the condition of acid catalyzer.
酮肟在酸性催化剂作用下,生成酰胺的反应称为“贝克曼重排反应”.
In the polymerization systems studied, segmental
rearrangement is the important rate - determining phenomenon.
在已研究过的聚合体系中链段重排是重要的速度决定步骤.