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Basic Information
CAS No.: 119-18-6
Name: 5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid
Molecular Structure:
Molecular Structure of 119-18-6 (5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid)
Formula: C10H8N2O3
Molecular Weight: 204.185
Synonyms: 2-Pyrazoline-3-carboxylicacid, 5-oxo-1-phenyl- (6CI,8CI);1-Phenyl-5-pyrazolone-3-carboxylicacid;3-Carboxy-1-phenyl-2-pyrazolin-5-one;3-Carboxy-1-phenyl-5-pyrazolone;5-Oxo-1-phenyl-4,5-dihydro-1H-pyrazole-3-carboxylic acid;1-Phenyl-3-carboxy-5-pyrazolone;
EINECS: 204-304-6
Density: 1.419 g/cm3
Melting Point: 237 °C(lit.)
Boiling Point: 375.06 °C at 760 mmHg
Flash Point: 180.63 °C
Appearance: yellow to brown crystalline powder
Hazard Symbols: IrritantXi
Safety: 24/25
PSA: 69.97000
LogP: 0.36450
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  • 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-phenyl-

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    119-18-6

    1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-phenyl-

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    119-18-6 Application:intermediate

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  • 1-Phenyl-3-carboxy-5-pyrazolone

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    119-18-6

    1-Phenyl-3-carboxy-5-pyrazolone

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    *stable and better quality products*efficient and meticulous servicesAppearance:Powder Storage:Store in dry, cool and ventilated place Package:10G/bottle 1kg/tin 5kg/tin 25kg/carton Application:1. Chemical raw materials 2. Used as an analytical reage

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  • 5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid

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    119-18-6

    5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid

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Chemistry

IUPAC Name: 5-Oxo-1-phenyl-4H-pyrazole-3-carboxylic acid
Synonyms of 5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid (CAS NO.119-18-6): 5-Oxo-1-phenyl-4,5-dihydro-1H-pyrazole-3-carboxylic acid ; 1-Phenylimidazol-5(4H)-one-3-carboxylic acid
CAS NO: 119-18-6
Molecular Formula: C10H8N2O3
Molecular Weight: 204.18
Molecular Structure:
EINECS: 204-304-6
H bond acceptors: 5
H bond donors: 1
Freely Rotating Bonds: 2
Polar Surface Area: 58.97 Å2
Index of Refraction: 1.659
Molar Refractivity: 53.09 cm3
Molar Volume: 143.9 cm3
Surface Tension: 60.7 dyne/cm
Density: 1.41 g/cm3
Flash Point: 180.6 °C
Enthalpy of Vaporization: 65.67 kJ/mol
Boiling Point: 375.1 °C at 760 mmHg
Vapour Pressure: 2.72E-06 mmHg at 25°C
Melting Point: 237 °C(lit.)
SMILES: O=C(O)/C2=N/N(c1ccccc1)C(=O)C2
InChI: InChI=1/C10H8N2O3/c13-9-6-8(10(14)15)11-12(9)7-4-2-1-3-5-7/h1-5H,6H2,(H,14,15)
InChIKey: IMZSHPUSPMOODC-UHFFFAOYAW
Std. InChI: InChI=1S/C10H8N2O3/c13-9-6-8(10(14)15)11-12(9)7-4-2-1-3-5-7/h1-5H,6H2,(H,14,15)
Std. InChIKey: IMZSHPUSPMOODC-UHFFFAOYSA-N
Product Categories of 5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid (CAS NO.119-18-6): Intermediates of Dyes and Pigments;Heterocyclic Compounds;Building Blocks;Heterocyclic Building Blocks;Pyrazoles

Safety Profile

Hazard Codes: Xi
WGK Germany: 3
HazardClass: IRRITANT