5308-25-8

N-乙基哌嗪

79286-73-0

7-chloro-1-ethyl-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid

74274-67-2

1-ethyl-7-(4-ethylpiperazin-1-yl)-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid

87938-98-5

hexafluoro-l6-phosphane, 2-(4-acetylpiperazin-1-yl)-6-(ethoxycarbonyl)-8-ethyl-5-oxo-5,8-dihydro-1,8-naphthyridine-3-diazonium salt

74274-67-2

1-ethyl-7-(4-ethylpiperazin-1-yl)-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid

87939-04-6

ethyl 7-(4-acetylpiperazin-1-yl)-1-ethyl-6-nitro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

74274-67-2

1-ethyl-7-(4-ethylpiperazin-1-yl)-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid

87938-96-3

ethyl 7-(4-acetylpiperazin-1-yl)-6-amino-1-ethyl-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylate

74274-67-2

1-ethyl-7-(4-ethylpiperazin-1-yl)-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid

54132-41-1

ethyl 7-(4-acetyl-1-piperazinyl)-1-ethyl-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate

74274-67-2

1-ethyl-7-(4-ethylpiperazin-1-yl)-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid

56654-05-8

ethyl 7-chloro-1-ethyl-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate

74274-67-2

1-ethyl-7-(4-ethylpiperazin-1-yl)-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid

82671-13-4

1,8-Naphthyridine-3-carboxylic acid,7-(4-acetyl-1-piperazinyl)-1-ethyl-6-fluoro-1,4-dihydro-4-oxo-, ethyl ester

74274-67-2

1-ethyl-7-(4-ethylpiperazin-1-yl)-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid

84233-60-3

ethyl 7-(4-acetyl-1-piperazinyl)-6-fluoro-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylate

74274-67-2

1-ethyl-7-(4-ethylpiperazin-1-yl)-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid

87939-09-1

1-ethyl-6-fluoro-1,4-dihydro-7-hydroxy-4-oxo-1,8-naphthyridine-3-carboxylic acid

74274-67-2

1-ethyl-7-(4-ethylpiperazin-1-yl)-6-fluoro-4-oxo-1,8-naphthyridine-3-carboxylic acid