Cas No:
138199-71-0
Mol.Wt:
361.4 : 1/2(18.0) g/mol
M.F:
C18H20FN3O4 : 1/2H2O
Chemical Name:
Impurities
Levofloxacin Related Compound C
Levofloxacin Ethyl Ester, Ethyl (3S)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylate,
Cas no:
177472-30-9
Mol.Wt:
177472-30-9
M.F:
C20H24FN3O4
white to pale yellowish crystalline powder.
Levofloxacin Related Compound C
Cas No:
177472-30-9
Levofloxacin Related Compound E
Levofloxacin Desethylene Impurity ,(S)-9-fluoro-3-methyl-10-((2-(methylamino)ethyl)amino)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid hydrochloride , N,N’-Desethylene Levofloxacin Hydrochloride;
Cas no:
1346603-62-0
Mol.Wt:
1346603-62-0
M.F:
C16H18FN3O4 : HCl
White to off white solid
Levofloxacin Related Compound E
Cas No:
1346603-62-0
Levofloxacin Methyl Ester
(3S)-9-Fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid methyl ester,levofloxacin imp-3
Cas no:
862690-19-5
Mol.Wt:
862690-19-5
M.F:
C19H22FN3O4
Crystalline powder
Levofloxacin Methyl Ester
Cas No:
862690-19-5
Levofloxacin Related Compound F
(3S)-3-Methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid ,Levofloxacin Desfluoro Impurity,9-Desfluoro Levofloxacin
Cas no:
117620-85-6
Mol.Wt:
117620-85-6
M.F:
C18H21N3O4
Off White Powder
Levofloxacin Related Compound F
Cas No:
117620-85-6
Levofloxacin Impurity A
(3R)-9-Fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid (R)-(+)-Ofloxacin , D-Ofloxacin ,Ofloxacin R-Isomer , Levofloxacin D-Isomer , Enantiomer of levofloxacin , Dextrofloxacin
Cas no:
100986-86-5
Mol.Wt:
100986-86-5
M.F:
C18H20FN3O4
Light Yellow Solid
Levofloxacin Impurity A
Cas No:
100986-86-5
Levofloxacin Impurity C
Levofloxacin N-oxide, 4-[(3S)-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
Cas no:
117678-38-3
Mol.Wt:
117678-38-3
M.F:
C18H20FN3O5
Off White Solid
Levofloxacin Impurity C
Cas No:
117678-38-3
Levofloxacin Impurity G
(3S)-9-fluoro-3-methyl-10-[[2-(methylamino)ethyl]-amino]-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]-benzoxazine-6-carboxylic acid
Cas no:
151250-76-9
Mol.Wt:
151250-76-9
M.F:
C16H18FN3O4
White to off white solid
Levofloxacin Impurity G
Cas No:
151250-76-9
Levofloxacin Impurity H
Ethyl (3R)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Cas no:
2489671-30-7
Mol.Wt:
2489671-30-7
M.F:
C20H24FN3O4
white to off-white solid
Levofloxacin Impurity H
Cas No:
2489671-30-7
Levofloxacin Impurity I
Levofloxacin 9-Piperazinyl Isomer ,10-Fluoro Impurity,(3S)-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
Cas no:
178912-62-4
Mol.Wt:
178912-62-4
M.F:
C18H20FN3O4
Pale Yellow Solid
Levofloxacin Impurity I
Cas No:
178912-62-4
Levofloxacin Related Compound A
N-Desmethyl Levofloxacin ,Piperazine Impurity ,levofloxacin imp-B, (3S)-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
Cas no:
117707-40-1
Mol.Wt:
117707-40-1
M.F:
C17H18FN3O4
Off White Powder
Levofloxacin Related Compound A
Cas No:
117707-40-1
Levofloxacin Related Compound B
Levofloxacin Difluoro Carboxylic Acid , Levofloxacin Q-Acid,(3S)-9,10-Difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid
Cas no:
100986-89-8
Mol.Wt:
100986-89-8
M.F:
C13H9F2NO4
White Solid
Levofloxacin Related Compound B
Cas No:
100986-89-8
Levofloxacin Desethylene Diformyl Impurity
(S)-9-fluoro-3-methyl-10-(N-(2-(N-methylformamido)ethyl)formamido)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid
Cas no:
151377-74-1
Mol.Wt:
151377-74-1
M.F:
C18H18FN3O6
Light yellow crystalline powder
Levofloxacin Desethylene Diformyl Impurity
Cas No:
151377-74-1
Levofloxacin Diamine Impurity
(S)-9-Fluoro-2,3-dihydro-3-methyl-10-[2-(methylamino)ethylamino]-7-oxo-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid
Cas no:
1797099-76-3
Mol.Wt:
1797099-76-3
M.F:
C15H16FN3O4 .HCl
Yellow Solid
Levofloxacin Diamine Impurity
Cas No:
1797099-76-3
Levofloxacin Impurity E
Levofloxacin Decarboxy Impurity , Decarboxylate Impurity, (3S)-9-Fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazin-7-one
Cas no:
178964-53-9
Mol.Wt:
178964-53-9
M.F:
C17H20FN3O2
Off White Powder
Levofloxacin Impurity E
Cas No:
178964-53-9
