![Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate,CAS No. 106939-34-8.](https://public.whmall.com/system/0/chemical/image/2007/09/04/1188888888-12651_C15H13F2NO4.png "Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate,CAS No. 106939-34-8.")
Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate CAS No.106939-34-8 / Cat No.EBD12651
LEVOFLOXACIN ACID ESTER
difluorocarboylic acid este
ethyl (3S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Ethyl (S)-9,10-Difluoro-3-Methyl-7-Oxo-2,3-Dihydro-7H-Pyrido[1,2,3-De]-1,4-Benzoxazine-6-Carboxylate
Ethyl (S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylate
ethyl (3S)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylate
Ethyl (S)-9,10-Difluoro-3-Methyl-7-Oxo-2,3-Dihydro-7H-Pyrido[1,2,3-De]-1,4-Benzoxazine-6-Carboxylate
Properties
-
Appearance:
off-white pale yellow solid
-
Density:
1.43 g/cm3
-
Melting point:
258-260 °C
-
Boiling point:
442.2 °C at 760 mmHg
-
Flashing point:
221.2 °C
NMR Spectrum
Prediction： 1H NMR (CF3COOD, ppm) delta = 1.19 (tr, 3H), 1.44 (d, 3H), 4.38 (m, 4H), 4.84 (m, 1H), 7.75 (dd, 1H), 8.97 (s, 1H)
1H NMR
13C NMR
