64-17-5
乙醇
+
88039-11-6
1-(4-ethoxy-2-oxo-1-phenyl-3-imidazolin-5-ylidene)-3-phenylurea
→
~49%
88039-12-7
1-(5,5-diethoxy-2-oxo-3-phenylimidazolidin-4-ylidene)-3-phenylurea
103-71-9
异氰酸苯酯