In the conversion of a hexahydrofuro[3,4-d]-imidazole-2,4-dione compound into the corresponding hexahydrothieno[3,4-d]imidazole-2,4-dione compound, an improved process which comprises reacting the starting hexahydrofuro[3,4-d]imidazole-2,4-dione compound with a dithiocarbamate.
在将六氢
呋喃[3,4-d]-
咪唑-2,4-二酮化合物转化为相应的六氢
噻吩[3,4-d]
咪唑-2,4-二酮化合物的过程中,采用了一种改进的方法,包括将起始的六氢
呋喃[3,4-d]
咪唑-2,4-二酮化合物与二
硫代
氨基甲酸盐反应。