Description

4-Nitropyridine is a versatile organic intermediate characterized by its pyridine ring substituted with a nitro group. This compound matters for its role as a key building block in the synthesis of more complex molecules, particularly in pharmaceutical and agrochemical research. Industries that need it include pharmaceutical development, agrochemical manufacturing, and academic research laboratories focused on heterocyclic chemistry and material science.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs), especially those containing functionalized pyridine moieties.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides where the nitropyridine structure imparts specific biological activity.
• Chemical Research & Development: Serves as a fundamental building block in organic synthesis for creating complex heterocyclic compounds, ligands, and functional materials.
• Material Science: Investigated for use in the development of specialty polymers, liquid crystals, and electronic materials due to its electron-withdrawing nitro group.
• Dye and Pigment Industry: Acts as an intermediate in the production of certain specialized dyes and colorants.

Basic Information

Product Name	4-Nitropyridine
CAS No.	1122-61-8
Molecular Formula	C5H4N2O2
Molecular Weight	124.10 g/mol
Synonyms	Pyridine, 4-nitro-; 4-Nitro-pyridine; γ-Nitropyridine; p-Nitropyridine; NSC 40156; 1-Nitro-4-aza-benzene; 4-Pyridyl nitrate
EINECS	214-357-3

Quality Control

Our 4-Nitropyridine is produced and tested under stringent quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity (typically ≥97% by HPLC), physical characteristics, and impurity profiles is provided with every shipment to guarantee it meets your research and production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong reducing agents and bases. Recommended long-term storage temperature is between 2°C and 8°C. Keep container tightly sealed when not in use to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	48 - 52 °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.