51-80-9
四甲基甲烷二胺
+
108-91-8
环己胺
57-13-6
尿素
→
~44%
1910-88-9
5-Cyclohexyl-1,3,5-triazinan-2-one
52663-01-1
N,N′-bis[(dimethylamino)methyl]urea
~37%