ethyl 7-chloro-8-cyano-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate
1-环丙基-6-氟-7-氯-1,4-二氢-8-氰基-4-氧代-3-喹啉羧酸乙酯 (非那沙星中间体)
CAS No. 117528-64-0
ethyl 7-chloro-8-cyano-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate
1-环丙基-6-氟-7-氯-1,4-二氢-8-氰基-4-氧代-3-喹啉羧酸乙酯 (非那沙星中间体)