103-71-9
异氰酸苯酯
+
122-51-0
原甲酸三乙酯
→
31274-54-1
5,5-diethoxy-1,3-diphenylimidazolidine-2,4-dione
CAS号:103-71-9
6488-59-1
1,3-diphenylimidazolidine-2,4,5-trione