Description

4-Nitropyrazole-3-Carboxylic Acid is a high-purity, functionalized heterocyclic building block of significant importance in advanced organic synthesis. Its value lies in its dual functionality, serving as a versatile precursor for the development of complex molecules, particularly in pharmaceutical and agrochemical research. This compound is essential for chemists and R&D teams in the fine chemical, pharmaceutical, and life science industries who require reliable, high-quality intermediates for constructing novel pyrazole-based compounds.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those targeting specific enzyme inhibition.
• Agrochemical Research: Used in the development of novel herbicides, fungicides, and insecticides that leverage the pyrazole core for biological activity.
• Ligand Synthesis: Serves as a precursor for creating specialized ligands used in catalysis and material science applications.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and protein interactions.
• Advanced Material Development: Acts as a monomer or functional component in the research of specialty polymers and organic electronic materials.
• Academic & Industrial R&D: A critical reagent for method development and exploratory synthesis in both university laboratories and corporate research centers.

Basic Information

Product Name	4-Nitropyrazole-3-Carboxylic Acid
CAS No.	5334-40-7
Molecular Formula	C4H3N3O4
Molecular Weight	157.08 g/mol
Synonyms	3-Carboxy-4-nitropyrazole; 4-Nitro-1H-pyrazole-3-carboxylic acid; 1H-Pyrazole-3-carboxylic acid, 4-nitro-; 4-Nitro-1H-pyrazole-3-carboxylic acid; 4-Nitro-pyrazole-3-carboxylic acid; 4-Nitro-3-pyrazolecarboxylic acid; 4-Nitropyrazole-3-carboxylic acid
EINECS	Contact for details

Quality Control

Our 4-Nitropyrazole-3-Carboxylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets the high standards required for research and industrial synthesis. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our commitment to quality ensures batch-to-batch consistency and reliability for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	Off-white to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 1.5%

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