甲酰胺基

此外，本文同时分析了甲基-AICA中C（4）上取代的甲酰胺基对该反应的影响。

Furthermore , the influence of4-carboxamindde on M-AICA was also discussed .

主要研究内容如下：首先考察了塑解剂二苯甲酰胺基二苯基二硫化物（DBD）用量、塑炼温度、转子转速和塑炼时间对天然橡胶塑炼效率的影响。

The main contents were as follows : Firstly the effects of the dosage of peptizer DBD , temperature of mastication , rotor speed and mastication time on the mastication efficiency of natural rubber were investigated .

半合成头孢菌素抗生素的研究&Ⅱ.7-（7-或8-取代香豆素-3-甲酰胺基）头孢菌素的合成

Studies on antibiotics of semisynthetic cephalosporins . ⅱ . synthesis of 7 - ( 7 - or 8-substituted coumarin-3-formamido ) - cephalosporins

方法以4羟基6甲基2吡喃酮、N，N二甲基甲酰胺二甲氧基缩醛为起始原料，经两步反应制得目标化合物。

Methods The target compound was synthesized by two steps with 4-hydroxy-6-methyl-2-pyrone and N , N-dimethylformamide dimethyl acetal as the starting materials .