Description

5-Methyl-1-Phenyl-1H-Pyrazole-4-Carboxylic Acid is a versatile pyrazole-based carboxylic acid derivative that serves as a critical synthetic intermediate in advanced organic chemistry. Its value lies in its functionalized heterocyclic structure, which is essential for constructing complex molecules with targeted biological and chemical properties. This compound is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for applications in drug discovery, crop protection, and material science.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds targeting inflammation, metabolic disorders, and central nervous system (CNS) diseases.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging the pyrazole core for bioactivity.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands used in transition metal catalysis and coordination chemistry.
• Material Science Research: Employed in the development of organic electronic materials, polymers, and advanced functional materials due to its aromatic and carboxylic acid functionalities.
• Chemical Biology Probes: Utilized as a scaffold for designing molecular probes to study enzyme function and biological pathways.
• Custom Synthesis and Contract Manufacturing: A fundamental starting material for custom synthesis projects and scale-up processes in fine chemical production.

Basic Information

Item	Details
Product Name	5-Methyl-1-Phenyl-1H-Pyrazole-4-Carboxylic Acid
CAS No.	91138-00-0
Molecular Formula	C11H10N2O2
Molecular Weight	202.21 g/mol
Synonyms	5-Methyl-1-phenyl-1H-pyrazole-4-carboxylic acid; 1-Phenyl-5-methyl-1H-pyrazole-4-carboxylic acid; 4-Pyrazolecarboxylic acid, 5-methyl-1-phenyl-; 5-Methyl-1-phenylpyrazole-4-carboxylic acid; 1-Phenyl-5-methylpyrazole-4-carboxylic acid; 91138-00-0; 5-Methyl-1-phenyl-4-pyrazolecarboxylic acid
EINECS	Contact for details

Quality Control

Our 5-Methyl-1-Phenyl-1H-Pyrazole-4-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
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.