1-Cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-3-quinolinecarboxylic acid ethyl ester CAS No.112811-71-9 / Cat No.EBD51967
1-Cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-3-quinoline carboxylic acid ethyl
1-cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-3-quinoline carboxylic acid ethyl ester
ethyl 1-cyclopropyl-6,7-difluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Ethyl 1-cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-3-Quinolinecarboxylate
Gatifloxacin macrolide
Gatifloxacin intermediate
1-Cyclopropyl-6-fluoro-1,4-dihydro-8-methoxy-7-(3-methyl-1-piperazinyl)-4-oxo-3-quinolinecarboxylic acid
1-Cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-3-quinolinecarboxylic acid ethyl ester
1-cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-3-quinoline carboxylic acid ethyl ester
ethyl 1-cyclopropyl-6,7-difluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate
Ethyl 1-cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-3-Quinolinecarboxylate
Gatifloxacin macrolide
Gatifloxacin intermediate
Properties
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Appearance:
Pale yellow solid
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Density:
1.415 g/cm3
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Melting point:
179-181°C
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Boiling point:
459.695 °C at 760 mmHg
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Flashing point:
231.816 °C
NMR Spectrum
Prediction： 13C NMR (100 MHz, CDCl3, delta): 9.2 [CH2(cPr)], 14.5 (OCH2CH3), 39.8 [CH(cPr)], 61.1 (OCH2CH3), 62.9 (d, OCH3, 4JCF= 7.7 Hz), 108.7 (dd, C5, 2JC-F= 18.7 Hz, 3JC-F= 1.1 Hz), 110.1 (C3), 126.1 (dd, C10, 3JCF= 5.9 Hz, 4JC-F= 1.8 Hz), 131.6 (dd, C9, 3JC-F= 3.7 Hz, 4JC-F=2.2Hz), 140.4 (d, C8, 2JC-F= 12.1 Hz), 148.2 (dd, C7, 1JC-F= 253.7 Hz, 2JC-F= 15.6 Hz), 149.2 (dd, C6, JC-F=251.4 Hz, 2JC-F= 12.4 Hz), 150.7 (C2), 165.2 [C(O)O], 172.3 (C4)
1H NMR
13C NMR
