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CAS No.: | 82419-35-0 |
---|---|
Name: | Oxygen-fluorine acid |
Article Data: | 10 |
Molecular Structure: | |
Formula: | C13H9F2NO4 |
Molecular Weight: | 281.216 |
Synonyms: | 9,10-Difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylicacid; |
EINECS: | 700-160-8 |
Density: | 1.61 g/cm3 |
Melting Point: | 320-322 °C(lit.) |
Boiling Point: | 459.2 °C at 760 mmHg |
Flash Point: | 231.5 °C |
Appearance: | grey-yellow powder |
Hazard Symbols: | Xi |
Risk Codes: | 36/37/38 |
Safety: | 26-36 |
PSA: | 68.53000 |
LogP: | 1.93130 |
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Systematic Name: 9,10-Difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid
Synonyms of (±)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid (CAS NO.82419-35-0): Oxygen-fluorine acid ; 9,10-difluoro-2,3-dihydro-3-methyl-7-oxo-7h-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxyllic acid
CAS NO: 82419-35-0
Molecular Formula: C13H9F2NO4
Molecular Weight: 281.21
Molecular Structure:
H bond acceptors: 5
H bond donors: 1
Freely Rotating Bonds: 1
Polar Surface Area: 55.84 Å2
ndex of Refraction: 1.635
Molar Refractivity: 62.34 cm3
Molar Volume: 173.9 cm3
Surface Tension: 64 dyne/cm
Density: 1.61 g/cm3
Flash Point: 231.5 °C
Melting Point: 320-322 °C(lit.)
Enthalpy of Vaporization: 75.83 kJ/mol
Boiling Point: 459.2 °C at 760 mmHg
Vapour Pressure: 3.14E-09 mmHg at 25°C
Melting Point: 320-322 °C(lit.)
Appearance: Grey-Yellow Powder.
Product Categories: OFLOXACIN INTERMIDATE;Various Intermediates;Intermediates;Intermediates & Fine Chemicals;Pharmaceuticals;Benzoxazines;Building Blocks;Heterocyclic Building Blocks
InChI: InChI=1/C13H9F2NO4/c1-5-4-20-12-9(15)8(14)2-6-10(12)16(5)3-7(11(6)17)13(18)19/h2-3,5H,4H2,1H3,(H,18,19)
InChIKey: NVKWWNNJFKZNJO-UHFFFAOYAE
Std. InChI: InChI=1S/C13H9F2NO4/c1-5-4-20-12-9(15)8(14)2-6-10(12)16(5)3-7(11(6)17)13(18)19/h2-3,5H,4H2,1H3,(H,18,19)
Std. InChIKey: NVKWWNNJFKZNJO-UHFFFAOYSA-N
(±)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid (CAS NO.82419-35-0) is used as ofloxacin intermediate.
Hazard Codes: Xi
Risk Statements: 36/37/38
R36/37/38: (±)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carboxylic acid (CAS NO.82419-35-0) is irritating to eyes, respiratory system and skin.
Safety Statements: 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36: Wear suitable protective clothing.
WGK Germany: 3