利用本方法研究乙酸乙酯皂化反应和蔗糖水解反应体系,实验结果验证了本方法的准确性。
The saponification of ethyl acetate and the hydrolysis reaction system of sucrose have been studied, the accuracy of this method is verified by the experimental re.
研究了乙酰乙酸乙酯(AA)不同程度的水解对B-Z振荡反应的影响。
The influence of the hydrolysis of acetacetic ether (AA) on B-Z oscillating reaction is studied.
西司他丁钠的合成以乙酰乙酸乙酯和1-溴-5-氯戊烷为原料,经活性亚甲基烃化、成肟和水解3步反应得7-氯-2-氧庚酸乙酯;
The synthesis of Cilastatin sodium started from ethyl acetoacetate and 1-bromo-5-chloropentane, through 3 steps to produce ethyl 7-chloro-2-oxoheptanoate;
方法原甲酸三乙酯与氰乙酸乙酯缩合,然后和羟乙基肼经环合、水解等一锅法合成5-氨基吡唑-4-甲酸,然后在亚硫酸钠存在条件下加热脱羧得到5-氨基-1-羟乙基吡唑。
METHODS 5-amino-1-hydroxyethyl pyrazole-4-carboylic acid was synthesized through condensation of ethyl cyanoacetate and triethyl orthoformate followed by one-pot methodology of cyclization, hydolysis.
方法原甲酸三乙酯与氰乙酸乙酯缩合,然后和羟乙基肼经环合、水解等一锅法合成5-氨基吡唑-4-甲酸,然后在亚硫酸钠存在条件下加热脱羧得到5-氨基-1-羟乙基吡唑。
METHODS 5-amino-1-hydroxyethyl pyrazole-4-carboylic acid was synthesized through condensation of ethyl cyanoacetate and triethyl orthoformate followed by one-pot methodology of cyclization, hydolysis.
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