4538-42-5
pentamethylene diisocyanate
+
74-89-5
甲胺
→
93480-18-3
1-methyl-3-[5-(methylcarbamoylamino)pentyl]urea
462-94-2
1,5-二氨基戊烷
13256-32-1
N,N'-二甲基亚硝基脲