A broad spectrum antibacterial agent used for the treatment against both Gram-positive and Gram-negative bacteria. Ofloxacin exists as a racemic mixture of levofloxacin and dextrofloxacin. It works by inhibiting the cell division.Reference standards of Ofloxacin API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
Ofloxacin
Catalogue No.:PA 15 02000
CAS :
Molecular Formula : C18H20FN3O4
Molecular Weight : 361.37
(3RS)-9,10-Difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6- carboxylic Acid (FPA)
Catalogue No.:PA 15 02010
Molecular Formula : C13H9F2NO4
Molecular Weight : 281.21
(3RS)-9-Fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazin-7-one
Catalogue No.:PA 15 02020
Molecular Formula : C17H20FN3O2
Molecular Weight : 317.36
(3RS)-3-Methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4- benzoxazine-6-carboxylic Acid
Catalogue No.:PA 15 02030
Molecular Formula : C18H21N3O4
Molecular Weight : 343.38
(3RS)-10-Fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1, 4-benzoxazine-6-carboxylic Acid
Catalogue No.:PA 15 02040
Molecular Weight : 361.38
(3RS)-9-Fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4- benzoxazine-6-carboxylic Acid
Catalogue No.:PA 15 02050
Molecular Formula : C17H18FN3O4
Molecular Weight : 347.34
4-[(3RS)-6-carboxy-9-fluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazin-10-yl]-1-methylpiperazine 1-oxide Acetic Acid Salt
Catalogue No.:PA 15 02060
Molecular Formula : C20H24FN3O7
Molecular Weight : 437.42
Levofloxacin Desfluoro Impurity
Catalogue No.:PA 15 02510
Desmethyl Ofloxacin-d8 Hydrochloride
Catalogue No.:PA STI 028490
Molecular Formula : C17H11D8ClFN3O4
Molecular Weight : 391.85
(R)-Ofloxacin-d3
Catalogue No.:PA STI 069750
Molecular Formula : C18H17D3FN3O4
Molecular Weight : 364.39
Ofloxacin-d8
Catalogue No.:PA STI 069760
Molecular Formula : C18H12D8FN3O4
Molecular Weight : 369.42
Ofloxacin-d8 Acyl-β-D-glucuronide (Mixture of Diastereomers)
Catalogue No.:PA STI 069770
Molecular Formula : C24H20D8FN3O10
Molecular Weight : 545.54
Catalogue No.:PA IPIPRS 40 14
Molecular Formula :
Molecular Weight : NA
Ofloxacin (O0120000)
Catalogue No.:PA EPO0120000
Molecular Formula : NA
Ofloxacin impurity A (O0120010)
Catalogue No.:PA EPO0120010
Ofloxacin impurity E (O0120050)
Catalogue No.:PA EPO0120050
R-Ofloxacin ((R)-9-fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de (1478083)
Catalogue No.:PA USP1478083
Ofloxacin (1478108)
Catalogue No.:PA USP1478108
Ofloxacin Related Compound A (9-Fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-2,3-dihydro-7H-pyrido[1,2 (1478119)
Catalogue No.:PA USP1478119
4-[(3RS)-6-Carboxy-9-fluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazin10-yl]-1-methylpiperazine 1-Oxide
Catalogue No.:PA 15 02061
Molecular Formula : C18H20FN3O5
Molecular Weight : 377.37
(S)-(-)-Ofloxacin-d3 (N-methyl-d3)
Catalogue No.:PA STI 088345
(3R)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid
Catalogue No.:PA 15 0021000
Ofloxacin Dihydrooxazole Impurity
Catalogue No.:PA 15 0021001
3-Methyl-10-(4-methylpiperazin-1-yl)-9-(methylthio)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic Acid
Catalogue No.:PAI 15 002001
Molecular Formula : C19H23N3O4S
Molecular Weight : 389.47
9-Bromo-10-fluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid
Catalogue No.:PA 15 0021002
Molecular Formula : C13H9BrFNO4
Molecular Weight : 342.12
10-fluoro-3-Methyl-7-Oxo-2,3-Dihydro-7H-[1,4]Oxazino[2,3,4-ij]quinoline-6-Carboxylic Acid
Catalogue No.:PA 15 0021003
Molecular Formula : C13H10FNO4
Molecular Weight : 263.22
10-Fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-8-nitro-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic Acid
Catalogue No.:PAI 15 002002
Molecular Formula : C18H19FN4O6
Molecular Weight : 406.37
8-Amino-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic Acid
Catalogue No.:PAI 15 002003
Molecular Formula : C18H21FN4O4
Molecular Weight : 376.39
9,10-Difluoro-3-methyl-8-nitro-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic Acid
Catalogue No.:PAI 15 002004
Molecular Formula : C13H8F2N2O6
Molecular Weight : 326.21
Ethyl 8,9-difluoro-2,2-dimethyl-6-oxo-2H,6H-oxazolo[5,4,3-ij]quinoline-5-carboxylate
Catalogue No.:PAI 15 002005
Molecular Formula : C15H13F2NO4
Molecular Weight : 309.27
6,7-Difluoro-2,2-dimethyl-2,3-dihydrobenzo[d]oxazole
Catalogue No.:PAI 15 002006
Molecular Formula : C9H9F2NO
Molecular Weight : 185.17
Diethyl 2-((6,7-difluoro-2,2-dimethylbenzo[d]oxazol-3(2H)-yl)methylene)malonate
Catalogue No.:PAI 15 002007
Molecular Formula : C17H19F2NO5
Molecular Weight : 355.34
6-Amino-2,3-difluorophenol
Catalogue No.:PAI 15 002008
Molecular Formula : C6H5F2NO
Molecular Weight : 145.11
Ethyl 6,7-difluoro-8-hydroxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Catalogue No.:PAI 15 002009
Molecular Formula : C12H9F2NO4
Molecular Weight : 269.2
6,7-Difluoro-8-hydroxy-4-oxo-1,4-dihydroquinoline-3-carboxylic Acid
Catalogue No.:PAI 15 002010
Molecular Formula : C10H5F2NO4
Molecular Weight : 241.15
8,9-Difluoro-2,2-dimethyl-6-oxo-2H,6H-oxazolo[5,4,3-ij]quinoline-5-carboxylic Acid
Catalogue No.:PAI 15 002011
Ofloxacin Ethyl Ester
Catalogue No.:PAI 15 002012
Molecular Formula : C20H24FN3O4
Molecular Weight : 389.43
Methyl 9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Catalogue No.:PAI 15 002013
Molecular Formula : C14H11F2NO4
Molecular Weight : 295.24
Methyl 9,10-difluoro-3-methyl-8-nitro-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Catalogue No.:PAI 15 002014
Molecular Formula : C14H10F2N2O6
Molecular Weight : 340.24
Methyl 10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-8-nitro-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Catalogue No.:PAI 15 002015
Molecular Formula : C19H21FN4O6
Molecular Weight : 420.4
Methyl 8-amino-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Catalogue No.:PAI 15 002016
Molecular Formula : C19H23FN4O4
Molecular Weight : 390.42
Methyl 10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Catalogue No.:PAI 15 002017
Molecular Formula : C19H22FN3O4
Molecular Weight : 375.4
1-(2-Fluoro-6-nitrophenoxy)propan-2-one
Catalogue No.:PAI 15 002018
Molecular Formula : C9H8FNO4
Molecular Weight : 213.16
8-Fluoro-3-methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine
Catalogue No.:PAI 15 002019
Molecular Formula : C9H10FNO
Molecular Weight : 167.18
Diethyl 2-((8-fluoro-3-methyl-2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)methylene)malonate
Catalogue No.:PAI 15 002020
Molecular Formula : C17H20FNO5
Molecular Weight : 337.35
Ethyl 10-fluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Catalogue No.:PAI 15 002021
Molecular Formula : C15H14FNO4
Molecular Weight : 291.28
2-((2-Bromopropan-2-yl)oxy)-3,4-difluoroaniline
Catalogue No.:PAI 15 002022
Molecular Formula : C9H10BrF2NO
Molecular Weight : 266.09
Diethyl 2-(((2-((2-bromopropan-2-yl)oxy)-3,4-difluorophenyl)amino)methylene)malonate
Catalogue No.:PAI 15 002023
Molecular Formula : C17H20BrF2NO5
Molecular Weight : 436.25
Benzyl 10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-8-nitro-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Catalogue No.:PAI 15 002024
Molecular Formula : C25H25FN4O6
Molecular Weight : 496.5
Benzyl 8-amino-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Catalogue No.:PAI 15 002025
Molecular Formula : C25H27FN4O4
Molecular Weight : 466.51
Benzyl 8-bromo-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Catalogue No.:PAI 15 002026
Molecular Formula : C25H25BrFN3O4
Molecular Weight : 530.39
8-Bromo-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic Acid
Catalogue No.:PAI 15 002027
Molecular Formula : C18H19BrFN3O4
Molecular Weight : 440.27
1,2-Difluoro-3-methoxy-4-nitrobenzene
Catalogue No.:PAI 15 002028
Molecular Formula : C7H5F2NO3
Molecular Weight : 189.12
3,4-Difluoro-2-methoxyaniline
Catalogue No.:PAI 15 002029
Molecular Formula : C7H7F2NO
Molecular Weight : 159.14
Diethyl 2-(((3,4-difluoro-2-methoxyphenyl)amino)methylene)malonate
Catalogue No.:PAI 15 002030
Molecular Formula : C15H17F2NO5
Molecular Weight : 329.3
6,7-Difluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic Acid
Catalogue No.:PAI 15 002031
Molecular Formula : C11H7F2NO4
Molecular Weight : 255.18
Ethyl 6,7-difluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Catalogue No.:PAI 15 002032
Molecular Formula : C13H11F2NO4
Molecular Weight : 283.23
Ethyl 8-bromo-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Catalogue No.:PAI 15 002033
Molecular Formula : C20H23BrFN3O4
Molecular Weight : 468.32
Ethyl 9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Catalogue No.:PAI 15 002034
Ethyl 9,10-difluoro-3-methyl-8-nitro-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Catalogue No.:PAI 15 002035
Molecular Formula : C15H12F2N2O6
Molecular Weight : 354.27
Ethyl 10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-8-nitro-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Catalogue No.:PAI 15 002036
Molecular Formula : C20H23FN4O6
Molecular Weight : 434.42
Ethyl 8-amino-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Catalogue No.:PAI 15 002037
Molecular Formula : C20H25FN4O4
Molecular Weight : 404.44
Ethyl 10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Catalogue No.:PAI 15 002038
9-Fluoro-3-methyl-10-(4-nitrosopiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic Acid
Catalogue No.:PA 15 0021004
Molecular Formula : C17H17FN4O5
Molecular Weight : 376.34
Ofloxacin Related Compound A (IMPO022)
Catalogue No.:PA IMPO022
10-Amino-9-fluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic Acid
Catalogue No.:PA 15 0021005
Molecular Formula : C13H11FN2O4
Molecular Weight : 278.24
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