Description

p-Nitrophenyl Radical is a specialized organic intermediate of significant interest in synthetic and polymer chemistry. Its unique radical structure makes it a valuable building block for the development of advanced materials and functional polymers. This compound is primarily utilized by research institutions and industrial R&D departments focused on creating novel photoinitiators, spin labels for EPR spectroscopy, and specialty monomers.

Application

• Polymer Chemistry: Serves as a key monomer or initiator in the synthesis of specialty polymers and advanced polymeric materials.
• EPR/Spin Labeling: Used as a stable nitroxide radical precursor for spin labeling in Electron Paramagnetic Resonance (EPR) spectroscopy studies of biological molecules and materials.
• Photoinitiator Synthesis: Acts as a core component in the development of novel photoinitiators for UV-curable coatings, inks, and adhesives.
• Organic Synthesis Intermediate: Employed as a radical precursor or intermediate in complex organic synthesis routes for pharmaceuticals and agrochemicals.
• Material Science Research: Utilized in the development of organic magnetic materials and molecular electronic devices.

Basic Information

Product Name	p-Nitrophenyl Radical
CAS No.	2395-99-5
Molecular Formula	C6H4NO2•
Molecular Weight	122.10 g/mol
Synonyms	4-Nitrophenyl Radical; 1-Nitro-4-benzene radical; p-Nitrophenyl; 4-Nitrobenzene Radical; Nitrophenyl Radical; p-Nitrobenzene Radical; (4-Nitrophenyl) Radical; 4-Nitrophenyl Free Radical
EINECS	Contact for details

Quality Control

Our p-Nitrophenyl Radical is produced and handled under strict quality protocols to ensure batch-to-batch consistency and high purity for research and development applications. We provide comprehensive Certificates of Analysis (COA) with each batch, detailing key parameters such as radical purity and identity confirmation. Our quality management system is designed to meet the stringent requirements of advanced material and chemical synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place, preferably at 2-8°C under an inert atmosphere to maintain stability. Keep away from incompatible materials such as strong reducing agents.

Specification

Item	Specification
Appearance	Yellow to Orange Crystalline Powder
Identification (IR)	Conforms to structure
Purity (Radical Content, EPR)	≥ 95%
Melting Point	Contact for details
Solubility	Soluble in common organic solvents

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