67-56-1
甲醇
+
197507-55-4
8-溴-3-甲基-[1,6]萘啶-2-羧酸
→
~72%
875514-20-8
methyl 8-bromo-1,6-naphthyridine-2-carboxylate
74-88-4
甲基碘
~63%