A facilesynthesis of dimethyl 3-hydroxythieno[3,2-b]furan-2,5-dicarboxylate is reported from the available methyl thioglycolate and dimethyl acetylenedicarboxylate starting materials. This compound represents an efficient precursor for the synthesis of 3-substituted thieno[3,2-b]furan derivatives.
据报道,从可用的硫代乙醇酸甲酯和乙酰二羧酸二甲酯二甲酯原料可以轻松合成3-羟基噻吩并[3,2- b ]呋喃-2,5-二羧酸二甲酯。该化合物代表了合成3-取代的噻吩并[3,2- b ]呋喃衍生物的有效前体。