110443-51-1
ethyl 1-oxidoquinolin-1-ium-6-carboxylate
→
342908-16-1
2-氨基-6-喹啉羧酸乙酯
73987-38-9
6-喹啉甲酸乙酯
10349-57-2
喹啉-6-羧酸