Levofloxacin carboxylic acid CAS No.100986-89-8 / Cat No.EBD19836
Levofloxacin acid
9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid
(3S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid
Levofluorocarboxylic acid
Levofloxacin acid
9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid
(3S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid
Levofluorocarboxylic acid
9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-(3S)-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid
Levofloxacin carboxylic acid
Properties
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Density:
1.61 g/cm3
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Melting point:
>300 °C(lit.)
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Boiling point:
459.2 °C at 760 mmHg
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Flashing point:
231.5 °C
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Optical rotation:
[α]20/D -64°, c = 1% in DMSO
Safety Information
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Symbol:
-
Signal words:
Warning -
Hazard statements:
H315 Causes skin irritation.
H319 Causes serious eye irritation.
H335 May cause respiratory irritation.
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Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
NMR Spectrum
Prediction： 1H NMR (CF3COOD, ppm) delta = 1.46 (d, 3H), 4.38 (ABq, 2H), 4.85 (m, 1H), 7.75 (dd, 1H), 9.04 (s, 1H)
1H NMR
13C NMR
