Description

4,5-Dichloro-2-Nitrobenzonitrile is a high-purity, multi-functional aromatic nitrile derivative, serving as a critical building block in advanced organic synthesis. Its molecular structure, featuring both nitro and nitrile functional groups on a dichlorinated benzene ring, makes it an exceptionally versatile intermediate for constructing complex molecules. This compound is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where it is used to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for compounds targeting central nervous system and anti-infective applications.
• Agrochemical Synthesis: Building block for developing next-generation herbicides, fungicides, and insecticides, leveraging its halogenated nitrobenzonitrile core.
• Dye and Pigment Manufacturing: Intermediate in the production of high-performance, color-fast azo dyes and complex organic pigments.
• Material Science Research: Used in the development of organic semiconductors, liquid crystals, and polymers with specific electronic or optical properties.
• Cross-Coupling Reactions: Serves as a substrate in palladium-catalyzed reactions (e.g., Suzuki, Heck) for creating biaryl structures common in advanced chemistry.
• Chemical Research & Development: A valuable reagent for exploring new synthetic pathways and methodologies in academic and industrial R&D laboratories.

Basic Information

Product Name	4,5-Dichloro-2-Nitrobenzonitrile
CAS No.	28523-93-5
Molecular Formula	C7H2Cl2N2O2
Molecular Weight	217.01 g/mol
Synonyms	2-Nitro-4,5-dichlorobenzonitrile; 4,5-Dichloro-2-nitrobenzenecarbonitrile; Benzonitrile, 4,5-dichloro-2-nitro-; DCBN; 28523-93-5; 4,5-Dichloro-2-nitro-benzonitrile
EINECS	Contact for details

Quality Control

Our 4,5-Dichloro-2-Nitrobenzonitrile is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency suitable for demanding synthetic applications. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting purity, identity, and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The compound is moisture-sensitive; ensure containers are sealed when not in use to prevent degradation.

Specification

Item	Specification
Appearance	Light yellow to yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	145 - 149 °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.