Description

3-Chloro-4-Nitro-1,2-Benzenediamine is a high-purity aromatic diamine derivative, distinguished by its chloro and nitro substituents. This compound serves as a critical advanced intermediate for synthesizing complex heterocyclic systems and functional dyes. It is primarily utilized by pharmaceutical R&D teams and specialty chemical manufacturers requiring precise molecular building blocks.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with benzimidazole or quinoxaline cores.
• Agrochemical Synthesis: Used in the development of novel herbicides and fungicides, leveraging its reactive amine and nitro groups.
• Dye and Pigment Manufacturing: Serves as a diazo component or coupling agent for producing azo dyes with specific color fastness and spectral properties.
• Polymer Chemistry: Acts as a monomer or cross-linking agent for creating high-performance polyimides and other heat-resistant polymers.
• Research & Development: Essential building block in academic and industrial labs for exploring new chemical entities and material science applications.
• Corrosion Inhibitor Formulation: Used in specialty formulations designed to protect metals in harsh industrial environments.

Basic Information

Product Name	3-Chloro-4-Nitro-1,2-Benzenediamine
CAS No.	143334-90-1
Molecular Formula	C6H6ClN3O2
Molecular Weight	187.58 g/mol
Synonyms	1,2-Benzenediamine, 3-chloro-4-nitro-; 3-Chloro-4-nitro-o-phenylenediamine; 4-Nitro-3-chloro-1,2-phenylenediamine; 3-Chloro-4-nitrobenzene-1,2-diamine; 2-Amino-6-chloro-3-nitroaniline; o-Phenylenediamine, 3-chloro-4-nitro-; 3-Chloro-4-nitro-1,2-diaminobenzene
EINECS	Contact for details

Quality Control

Our 3-Chloro-4-Nitro-1,2-Benzenediamine is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by FT-IR and NMR. We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your internal specifications and good manufacturing practice (GMP) guidelines where applicable.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Melting Point	158°C - 162°C
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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