(2-溴乙氧基)-特丁基二甲基硅烷 、
2-溴苯乙酮 、
ethyl 3-methyl-5-(2-oxoimidazolidin-1-yl)thiophene-2-carboxylate 以the title compound was obtained as a colorless solid in 39% yield的产率得到ethyl 3-methyl-5-(2-oxo-3-(2-oxo-2-phenylethyl)imidazolidin-1-yl)thiophene-2-carboxylate