ChemAbout
© 2026 ChemAbout
Insights|Privacy Policy|Terms of Service|[email protected]
Home/Compounds/Pharmaceutical Intermediate/5-Oxo-1-phenyl-2-pyrazolin-3-carboxylic acid
C10H8N2O3
204.18 g/mol
Pharmaceutical Intermediate

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

CAS119-18-6EC204-304-6
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate

This compound is a pyrazolone derivative featuring a carboxylic acid group and an aromatic ring. It is primarily used as an intermediate in pharmaceutical manufacturing.

Pharmaceutical intermediate for pyrazolone derivatives

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

Sourcing or supplying this compound?

List your inventory or post a purchase request

CAS 119-18-6

List This Product
Sign in to publish supply information
Request This Product
Submit a request without registering

Related Compounds

ReferenceSame Category

1(2H)-phthalazinone

CAS119-39-1

pharmaceutical intermediate

ReferenceSame Category

1-Phenyl-1,2-propanedione-2-oxime

CAS119-51-7

pharmaceutical intermediate

ReferenceSame Category

2-formylbenzoic acid

CAS119-67-5

pharmaceutical intermediate

ReferenceSame Category

4'-Methoxy-2'-nitroacetanilide

CAS119-81-3

pharmaceutical intermediate

Referencesame scaffold

1-(4'-Sulfophenyl)-3-carboxy-5-pyrazolone

CAS118-47-8

pyrazolone dye intermediate

Referencesame scaffold

1-phenyl-3-carbethoxy-5-pyrazolone

CAS89-33-8

pharmaceutical intermediate

Referencesame scaffold

2-(3-methyl-5-oxo-2-pyrazolinyl)benzenesulfonic acid

CAS58862-38-7

pyrazolone dye intermediate

Referencesame scaffold

1-(2,5-Dichloro-4-sulfophenyl)-5-oxo-4,5-dihydro-1H-pyrazole-3-carboxylic acid

CAS7253-04-5

Dye intermediate

Identifiers
IUPAC Name

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

InChIKey

IMZSHPUSPMOODC-UHFFFAOYSA-N

SMILES

C1C(=NN(C1=O)C2=CC=CC=C2)C(=O)O

Synonyms (9)

—