Based on the principle of ester hydrolyzation to ether in alkali condition, the process for preparation of dimethyl sulfide from sodium methyl sulfate residue was investigated.
根据酯在碱性条件下水解反应生成醚的原理，研究了以甲基硫酸钠废渣为原料制备二甲基硫醚的方法。
After the pretreatment of PODD, sterol ester in PODD can be transesterified into free sterol with methanol while methanolic sodium as catalyst.
在原料脱臭馏出物预处理后，以甲醇钠为碱催化剂，将原料与甲醇进行反应，使原料中的甾醇酯转化为游离甾醇。
Fluvastatin sodium, a hypolipidemic drug, was prepared by ester hydrolysis from fluvastatin ester with 1n sodium hydroxide.
氟伐他汀酯经氢氧化钠(1n)水解制备得到降血脂药物氟伐他汀钠。
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