Novel Synthesis of Oxothiazolidine Derivatives

[摘要]：(Z)-Methyl 2-[3-(arylideneamino)-2-(arylidenehydrazono)-4-oxothiazolidin-5-ylidene] acetate prepared during the reaction between thiocarbonohydrazides and dimethyl acetylene dicarboxylate. Rational for there conversations involving the nucleophilic addition on C/C triple bond of dimethyl acetylenedicarboxylate are presented.

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