马来酸酐 、
2-((7-hydroxy-5-methoxy-4-oxo-2-phenyl-4H-chromen-6-yl)methylene)-N-methylhydrazinecarbothioamide 以
溶剂黄146 为溶剂,
反应 12.0h,
以60%的产率得到2-(2-(((7-hydroxy-5-methoxy-4-oxo-2-phenyl-4H-chromen-6-yl)methylene)hydrazono)-3-methyl-4-oxo-1,3-thiazolidin-5-yl)acetic acid