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A method for the preparation of intermediates in the synthesis of diltiazem.
A method for the preparation of intermediates in the synthesis of diltiazem.
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机译:一种地尔硫卓合成中中间体的制备方法。
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摘要
Compound of formula III, which is an intermediate in the synthesis of diltiazem, is prepared by N-alkylation of the corresponding N-H derivative with 2-dimethylaminoethanol in an inert solvant and in presence of methanesulphonyl chloride and a base. CHEM e
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机译:在地尔硫卓合成中作为中间体的式Ⅲ化合物是通过在惰性溶剂中,在甲磺酰氯和碱的存在下,将相应的N-H衍生物与2-二甲基氨基乙醇进行N-烷基化反应制得的。 <化学> e
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