首页> 外国专利> 4--2--25--3- PROCESS FOR PREPARING SODIUM SALTS OR POTASSIUM SALTS OF 4-HYDROXY-2-OXO-25-DIHYDROFURAN-3-CARBOXYLATE

4--2--25--3- PROCESS FOR PREPARING SODIUM SALTS OR POTASSIUM SALTS OF 4-HYDROXY-2-OXO-25-DIHYDROFURAN-3-CARBOXYLATE

机译:4--2--25--3-4-羟基-2-羟基-2-氧代-25-二氢呋喃-3-羧酸盐的钠盐或钾盐的制备方法

摘要

maleic acid ester to the potassium hydroxide and the reaction of the maleic acid ester to the corresponding III chemical potassium salt to income, then the increase in the acetic acid ester and the reaction of the compound of chemical formula v to the income, then the chemical formula v R1 compounds, R2...R3 and k, and the government's bill has a chemical formula of sodium or potassium. ZOR 1 seeded and reaction force to the response of the lung to be included, the more points you - 4 - 2 - in. - 2, 5 - two use furosemide - 3 the carboxylic acid on the sodium salt or potassium salt of ud14cub974 the the method.III "," chemical formula v chemical
机译:将顺丁烯二酸酯转化为氢氧化钾,然后将顺丁烯二酸酯与相应的Ⅲ化学钾盐反应生成收入,然后在乙酸酯中增加,然后将化学式Ⅴ的化合物转化为收入,式v R1化合物,R2 ... R3和k,政府的帐单上有钠或钾的化学式。 ZOR 1种子和对肺反应的反应力包括在内,您要获得更多的积分-4-2-英寸-2,5-两次使用速尿-3 ud14c的钠盐或钾盐上的羧酸 ub974该方法。三,化学式化学

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