Product

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

CAS No.：119-18-6

Other grades of this product :

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

Product Name:	5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid
Synonyms:	5-OXO-1-PHENYL-2-PYRAZOLINE-3-CARBOXYLIC ACID;5-OXO-1-PHENYL-4,5-DIHYDRO-1 H-PYRAZOLE-3-CARBOXYLIC ACID;TIMTEC-BB SBB010085;4,5-dihydro-5-oxo-1-phenyl-1h-pyrazole-3-carboxylic acid;2,5-DISULFOBENZALDEHYDE;3-carboxy-1-phenyl-5-pyrazolone;3-Carboxy-1-Phenyl-5-Pyrozolone;1-PHYNYL-3-CARBOXY-5-PYRAZOLONE
CAS:	119-18-6
MF:	C10H8N2O3
MW:	204.18
EINECS:	204-304-6
Product Categories:	Intermediates of Dyes and Pigments;Building Blocks;Heterocyclic Compounds;Heterocyclic Building Blocks;Pyrazoles
Mol File:	119-18-6.mol

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

Melting point	237 °C (lit.)
Boiling point	375.1±25.0 °C(Predicted)
density	1.41±0.1 g/cm3(Predicted)
pka	-2.53±0.20(Predicted)
CAS DataBase Reference	119-18-6(CAS DataBase Reference)

Safety Information

Hazard Codes	Xi
Safety Statements	24/25
WGK Germany	3
HazardClass	IRRITANT
HS Code	29331990

MSDS Information

Provider	Language
SigmaAldrich	English
ALFA	English

5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid Usage And Synthesis

Chemical Properties	light yellow crystalline
Uses	Reactant involved in synthesis of: Pyrazolone derivatives for antiprion activity via heterocyclocondensation Heterocyclic thiazolidinone and azetidinone compound for antibacterial studies

5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid Preparation Products And Raw materials

Preparation Products

disodium 4-[[4-[[4-[[6-[(4-aminobenzoyl)amino]-1-hydroxy-3-sulphonato-2-naphthyl]azo]benzoyl]amino]phenyl]azo]-4,5-dihydro-5-oxo-1-phenyl-1H-pyrazole-3-carboxylate-->Direct Orange 5

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