Description

3-(4-Fluorophenyl)-1-Methyl-1H-Pyrazole-5-Carboxylic Acid is a high-value fluorinated pyrazole derivative, a crucial building block in advanced organic synthesis. Its molecular structure makes it an essential intermediate for developing novel active pharmaceutical ingredients (APIs) and agrochemicals. This compound is primarily sought by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for its role in creating compounds with enhanced biological activity and specificity.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly in kinase inhibitor programs.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides where the fluorophenyl moiety enhances efficacy.
• Material Science Research: Serves as a precursor for functionalized ligands and monomers in specialty polymer development.
• Chemical Biology: Employed as a probe or building block in the synthesis of molecular tools for studying biological pathways.
• Custom Synthesis: A starting material for contract research organizations (CROs) and CDMOs performing bespoke synthesis for clients.

Basic Information

Product Name	3-(4-Fluorophenyl)-1-Methyl-1H-Pyrazole-5-Carboxylic Acid
CAS No.	943863-70-5
Molecular Formula	C11H9FN2O2
Molecular Weight	220.20 g/mol
Synonyms	1-Methyl-3-(4-fluorophenyl)-1H-pyrazole-5-carboxylic acid; 5-Carboxy-1-methyl-3-(p-fluorophenyl)pyrazole; 3-(p-Fluorophenyl)-1-methyl-1H-pyrazole-5-carboxylic acid; 1-Methyl-3-(4-fluorophenyl)-1H-pyrazole-5-carboxylic acid; 3-(4-Fluorophenyl)-1-methyl-1H-pyrazole-5-carboxylic acid; 943863-70-5; 1H-Pyrazole-5-carboxylic acid, 3-(4-fluorophenyl)-1-methyl-
EINECS	Contact for details

Quality Control

Our production of 3-(4-Fluorophenyl)-1-Methyl-1H-Pyrazole-5-Carboxylic Acid adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. All materials are fully characterized and tested against rigorous in-house specifications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under inert atmosphere or in a desiccator after opening to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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