13345-09-0
6-苯基嘧啶-2,4(1H,3H)-二酮
→
~82%
16290-56-5
5-bromo-6-phenyl-1H-pyrimidine-2,4-dione
98854-09-2
5-溴-1,3-二甲基-6-苯基尿嘧啶