Description

5-Methyl-1-(2-Nitrophenyl)-1H-Pyrazole-3-Carboxylic Acid is a high-purity, functionalized pyrazole derivative that serves as a critical building block in advanced organic synthesis. Its molecular structure, featuring both a carboxylic acid and a nitrophenyl group, makes it a versatile intermediate for constructing complex heterocyclic systems. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly in the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, especially those targeting central nervous system (CNS) disorders and inflammatory pathways.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Material Science Research: Serves as a monomer or functional additive in the development of specialty polymers and advanced organic materials.
• Chemical Research & Development: A valuable scaffold for medicinal chemistry, enabling structure-activity relationship (SAR) studies and library synthesis for high-throughput screening.
• Dye & Pigment Intermediate: Utilized in the synthesis of complex organic dyes and pigments due to the presence of the nitro and carboxylic acid functional groups.

Basic Information

Product Name	5-Methyl-1-(2-Nitrophenyl)-1H-Pyrazole-3-Carboxylic Acid
CAS No.	103856-74-2
Molecular Formula	C11H9N3O4
Molecular Weight	247.21 g/mol
Synonyms	1-(2-Nitrophenyl)-5-methyl-1H-pyrazole-3-carboxylic acid; 5-Methyl-1-(o-nitrophenyl)-1H-pyrazole-3-carboxylic acid; 3-Pyrazolecarboxylic acid, 5-methyl-1-(2-nitrophenyl)-1H-; 1H-Pyrazole-3-carboxylic acid, 5-methyl-1-(2-nitrophenyl)-; 103856-74-2; 5-Methyl-1-(2-nitrophenyl)pyrazole-3-carboxylic acid
EINECS	Contact for details

Quality Control

Our production of 5-Methyl-1-(2-Nitrophenyl)-1H-Pyrazole-3-Carboxylic Acid adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is fully characterized and undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance 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). Due to its hygroscopic and easily oxidized nature, it is recommended to store the material under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation and to minimize degradation.

Specification

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