cyclic amide

Cyclic amide ( incl. cyclic carbamates) and their derivatives ( excl. ureines and their derivatives), and salts thereof Grignard reaction of methyl pyropheophorbide substituted at 3-position by acyl group and synthesis of chlorophyll derivatives

环酰（包括环氨基甲酸酯）及其衍生物（不包括烷基脲及基衍生物）和它们的盐类3-酰基焦脱镁叶绿酸甲酯的格氏反应及其叶绿素衍生物的合成

This paper reviewed the application of Arsenic reagent in organic synthesis, cyclic compound, unsatured aldehyde ketone 、 amide 、 related natural product 、 derivative of ethyleneamine.

综述了砷试剂在合成元素有机化合物，环状化合物，不饱和醛酮、酰胺以及有关的天然产物，烯胺的衍生物等方面的应用。

During the foaming and heat treatment, a series of cyclization reactions and crosslinking reactions happen in AN/ MAA copolymer foam and form cyclic hexahydroxy imide, short ladder structure and amide central crosslinking.

发泡和热处理过程中，AN/MAA共聚物泡沫塑料发生了一系列复杂的成环反应和交联反应，形成了六元酰亚胺环结构、短梯形结构以及酰胺键交联结构。