250674-55-6
ethyl 2,7-naphthyridine-3-carboxylate
→
~80%
250674-48-7
2,7-Naphthyridine-3-carboxylic acid
250674-54-5
乙基 1-溴-2,7-萘啶-3-羧酸
38824-07-6