Description

3-(2-Methylphenyl)Pyrazole-5-Carboxylic Acid is a high-purity, functionalized pyrazole derivative serving as a critical building block in advanced organic synthesis. This compound matters for its role as a versatile intermediate in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to incorporate complex heterocyclic motifs into their target molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of drug candidates targeting various therapeutic areas.
• Agrochemical Synthesis: Building block for developing new herbicides, fungicides, and insecticides with enhanced efficacy.
• Ligand & Catalyst Development: Used to create novel chelating ligands for catalytic systems and metal-organic frameworks (MOFs).
• Material Science Research: Intermediate for synthesizing functional organic materials and polymers with specific electronic or photonic properties.
• Chemical Biology Probes: Serves as a core structure for developing molecular probes and biochemical tools.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs for the production of bespoke compounds and small-scale commercial batches.

Basic Information

Product Name	3-(2-Methylphenyl)Pyrazole-5-Carboxylic Acid
CAS No.	1140528-29-5
Molecular Formula	C11H10N2O2
Molecular Weight	202.21 g/mol
Synonyms	3-(2-Methylphenyl)-1H-pyrazole-5-carboxylic acid; 3-(o-Tolyl)-1H-pyrazole-5-carboxylic acid; 1H-Pyrazole-5-carboxylic acid, 3-(2-methylphenyl)-; 3-(2-Methylphenyl)-1H-pyrazole-5-carboxylic acid; 2-Methylphenylpyrazolecarboxylic acid
EINECS	Contact for details

Quality Control

Our 3-(2-Methylphenyl)Pyrazole-5-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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