CAS 119-18-6|5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid

Introduction：Basic information about CAS 119-18-6|5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid
CAS Number	119-18-6	Molecular Weight	204.182
Density	1.4±0.1 g/cm3	Boiling Point	375.1±25.0 °C at 760 mmHg
Molecular Formula	C₁₀H₈N₂O₃	Melting Point	237 °C(lit.)
MSDS	USA	Flash Point	180.6±23.2 °C

Names

Name	1-Phenyl-5-pyrazolone-3-carboxylic Acid
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.4±0.1 g/cm3
Boiling Point	375.1±25.0 °C at 760 mmHg
Melting Point	237 °C(lit.)
Molecular Formula	C₁₀H₈N₂O₃
Molecular Weight	204.182
Flash Point	180.6±23.2 °C
Exact Mass	204.053497
PSA	69.97000
LogP	-0.08
Vapour Pressure	0.0±0.9 mmHg at 25°C
Index of Refraction	1.659
InChIKey	IMZSHPUSPMOODC-UHFFFAOYSA-N
SMILES	O=C(O)C1=NN(c2ccccc2)C(=O)C1

Safety Information

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xi
RIDADR	NONH for all modes of transport
WGK Germany	3
HS Code	2933199090

Customs

HS Code	2933199090
Summary	2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Synonyms

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

MFCD00037318

EINECS 204-304-6

1-Phenyl-5-pyrazolone-3-carboxylic acid (PCP)

1-Phenyl-3-carboxy-5-pyrazolone 3-Carboxy-1-phenyl-2-pyrazolin-5-one

5-Oxo-1-phenyl-4,5-dihydro-1H-pyrazole-3-carboxylic acid

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

5-oxo-1-phenyl-4H-pyrazole-3-carboxylic acid

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