Description

1-(4-Methoxybenzyl)-5-Methyl-1H-Pyrazole-4-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, enabling precise molecular modifications. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries engaged in drug discovery and fine chemical production.

Application

• Pharmaceutical Intermediate: Key synthon for the research and development of new therapeutic agents, particularly in medicinal chemistry programs.
• Agrochemical Synthesis: Used in the production of advanced crop protection agents, including herbicides and fungicides.
• Chemical Research: Serves as a versatile scaffold for constructing complex heterocyclic compounds in academic and industrial R&D.
• Material Science: Potential precursor for the synthesis of functional organic materials and ligands for catalysis.

Basic Information

Product Name	1-(4-Methoxybenzyl)-5-Methyl-1H-Pyrazole-4-Carboxylic Acid
CAS No.	1344045-75-5
Molecular Formula	C13H14N2O3
Molecular Weight	246.26 g/mol
Synonyms	5-Methyl-1-(4-methoxybenzyl)-1H-pyrazole-4-carboxylic acid; 1-(4-Methoxybenzyl)-5-methyl-1H-pyrazole-4-carboxylic acid; 1H-Pyrazole-4-carboxylic acid, 1-[(4-methoxyphenyl)methyl]-5-methyl-; 4-Methoxybenzyl 5-methyl-1H-pyrazole-4-carboxylate (related ester); p-Methoxybenzyl 5-methylpyrazole-4-carboxylate; 1-(p-Methoxybenzyl)-5-methylpyrazole-4-carboxylic acid; PMB-MPC Acid
EINECS	Contact for details

Quality Control

Our 1-(4-Methoxybenzyl)-5-Methyl-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 batch-to-batch consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 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.