“缩酮”造句
2024年07月01日 04:07:18
以单质碘为催化剂合成了环戊酮乙二
缩酮.
Cyclopentanone ethylene ketal was synthesized with I _ 2 as catalyst.
传统的
缩酮化、酯化反应工业上多采用浓硫酸作催化剂.
Traditional ketalization and esterification reactions are usually catalyzed by concentrated acid in industry.
最常用的羟基保护基可归纳为三类:酯类 、 醚类和缩醛或
缩酮类.
The hydroxyl groups can be changed into esters , ethers , acetals and ketals, etc.