123-39-7
N-甲基甲酰胺
+
104-12-1
对氯苯异氰酸酯
→
~47%
25546-06-9
N-[(4-chlorophenyl)carbamoyl]-N-methylformamide
2591-86-8
哌啶-1-甲醛
5352-88-5
1-(4-chlorophenyl)-3-methylurea