This paper reports the improvement on the synthesis of 5 methylisoxazol 3 formamide by Claisen condensation of diethyl oxalacetate followed by cyclization and ammonolysis.
讨论了以草酸二乙酯为原料，经过克莱森缩合、环合、氨解反应合成5 甲基异唑3 甲酰胺工艺的改进。
This paper relates to the pretreatment of the mother liquor of ammonolysis andbromic recovery method in the new synthesis method of CLT acid.
本文介绍在新法合成CLT酸中， 氨 解母液的预处理和溴的回收方法。
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