formamide

This paper reports the improvement on the synthesis of 5 methylisoxazol 3 formamide by Claisen condensation of diethyl oxalacetate followed by cyclization and ammonolysis.

讨论了草酸二乙酯为原料,经过克莱森缩合、环合、氨解反应合成5甲异唑3甲酰胺工艺的改进。

Tribenzyl isocyanurate was prepared by reaction of isocyanuric acid with benzyl chloride and with N,N dimethyl formamide(DMF)used as solvent.

采用N，N-二甲甲酰胺作溶剂，异氰尿酸、苄氯为原料合成了异氰尿酸三苄酯。