Heterocyclic studies. Part 43. Thieno[2,3-d:4,5-d′]dipyrimidines
作者:Jim Clark、George Hitiris
DOI:10.1039/p19840002005
日期:——
5-Aminothieno[2,3-d]pyrimidine-6-carboxamides or -6-carboxylic esters have been converted into thieno[2,3-d:4,5-d′]dipyrimidines with the reagents formamide, triethyl orthoformate, urea, methyl isothiocyanate, phenyl isocyanate, and guanidine.
5-氨基噻吩并[2,3- d ]嘧啶-6-羧酰胺或-6-羧酸酯已与甲酰胺,原甲酸三乙酯,尿素一起转化为噻吩并[2,3- d:4,5- d ']双嘧啶,异硫氰酸甲酯,异氰酸苯酯和胍。