Description

5-Oxo-1-Phenyl-2-Pyrazolin-3-Carboxylic Acid is a versatile heterocyclic organic compound that serves as a key synthetic intermediate in advanced chemical manufacturing. Its value lies in its functionalized pyrazolone core, which is integral for constructing complex molecules with targeted biological or material properties. This product is essential for research and production within the pharmaceutical, agrochemical, and specialty chemical industries, where it is used to develop active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of various pharmacologically active compounds, including potential anti-inflammatory and analgesic agents.
• Agrochemical Synthesis: Used in the research and development of novel pesticides and herbicides, leveraging its heterocyclic structure.
• Dye and Pigment Manufacturing: Serves as a precursor in the production of specialized dyes and organic pigments due to its conjugated system.
• Coordination Chemistry: Acts as a ligand or precursor for ligands in metal-organic frameworks (MOFs) and catalytic complexes.
• Organic Synthesis Research: A valuable reagent in academic and industrial R&D for constructing nitrogen-containing heterocycles and studying reaction mechanisms.
• Chemical Reference Standard: Used as a high-purity standard in analytical laboratories for method development and quality control.

Basic Information

Product Name	5-Oxo-1-Phenyl-2-Pyrazolin-3-Carboxylic Acid
CAS No.	119-18-6
Molecular Formula	C10H8N2O3
Molecular Weight	204.18 g/mol
Synonyms	1-Phenyl-3-pyrazolidinone-5-carboxylic acid; 1-Phenyl-5-pyrazolone-3-carboxylic acid; 3-Carboxy-1-phenyl-2-pyrazolin-5-one; 5-Oxo-2-phenyl-2,4-dihydro-3H-pyrazole-3-carboxylic acid; 1-Phenyl-1H-pyrazol-5-ol-3-carboxylic acid; Phenylpyrazolonecarboxylic acid; 119-18-6; 5-Oxo-1-phenyl-2-pyrazoline-3-carboxylic acid
EINECS	204-306-7

Quality Control

Our 5-Oxo-1-Phenyl-2-Pyrazolin-3-Carboxylic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with detailed specifications for traceability and quality assurance, supporting compliance in regulated applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.