1189-71-5
氯磺酰异氰酸酯
+
956034-04-1
3-氨基呋喃-2-甲酸甲酯
→
~90%
1093066-63-7
3-脲啶呋喃-2-羧酸甲酯
956034-03-0
Methyl 3-((tert-butoxycarbonyl)amino)furan-2-carboxylate