Description

4-Nitropyrazole is a versatile heterocyclic building block of significant importance in advanced organic synthesis and pharmaceutical research. Its nitro-substituted pyrazole core serves as a key intermediate for the development of high-value specialty chemicals and active pharmaceutical ingredients (APIs). This compound is primarily utilized by research institutions and industrial manufacturers in the agrochemical, pharmaceutical, and material science sectors seeking to develop novel compounds with specific biological or physical properties.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of various drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-inflammatory applications.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides, leveraging its heterocyclic structure for bioactivity.
• Ligand and Catalyst Development: Acts as a building block for creating specialized ligands used in coordination chemistry and catalytic processes.
• Material Science Research: Employed in the synthesis of advanced polymers, dyes, and other functional materials that require nitrated heterocyclic components.
• Chemical Biology & Proteomics: Utilized as a reactive handle or tagging agent in the study of biological systems and protein interactions.
• Energetic Materials Research: Investigated as a potential component in the development of specialized, high-nitrogen-content compounds.

Basic Information

Product Name	4-Nitropyrazole
CAS No.	2075-46-9
Molecular Formula	C3H3N3O2
Molecular Weight	113.08 g/mol
Synonyms	4-Nitro-1H-pyrazole; 1H-Pyrazole, 4-nitro-; 4-Nitro-pyrazole; Pyrazole, 4-nitro-; NSC 406119; 4-Nitropyrazole; 4-NPZ
EINECS	Contact for details

Quality Control

Our 4-Nitropyrazole is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing batch-specific results are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, 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 amber or opaque.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	158 - 162 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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