Description

5-Bromo-3-Chlorophenylene-1,2-Diamine, also known as 5-Bromo-3-Chloro-1,2-Diaminobenzene, is a high-purity halogenated aromatic diamine building block of significant importance in advanced organic synthesis. Its value lies in its dual functional amine groups and halogen substituents, which enable precise molecular construction for complex heterocyclic systems. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries developing novel active ingredients, as well as in material science for creating specialized polymers and dyes.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel benzimidazole and quinoxaline derivatives with potential biological activity.
• Agrochemical Synthesis: Used in the development of new-generation herbicides, fungicides, and insecticides, leveraging its halogenated aromatic structure.
• Polymer & Material Science: Serves as a monomer or cross-linking agent for producing high-performance polyimides, polybenzimidazoles (PBI), and other heat-resistant polymers.
• Dye & Pigment Manufacturing: Acts as a crucial intermediate in the production of complex organic dyes and pigments, particularly azo dyes.
• Ligand & Catalyst Development: Utilized in organometallic chemistry to create chelating ligands for catalysis and metal-organic frameworks (MOFs).
• Research & Development: A valuable reagent for academic and industrial R&D focused on heterocyclic chemistry and novel organic compound libraries.

Basic Information

Product Name	5-Bromo-3-Chlorophenylene-1,2-Diamine / 5-Bromo-3-Chloro-1,2-Diaminobenzene
CAS No.	16429-44-0
Molecular Formula	C6H6BrClN2
Molecular Weight	221.48 g/mol
Synonyms	5-Bromo-3-chloro-1,2-benzenediamine; 5-Bromo-3-chlorobenzene-1,2-diamine; 1,2-Diamino-5-bromo-3-chlorobenzene; 3-Chloro-5-bromo-o-phenylenediamine; 2-Amino-4-bromo-6-chloroaniline; 4-Bromo-6-chloro-1,2-benzenediamine; 5-Bromo-3-chloro-o-phenylenediamine; 16429-44-0
EINECS	Contact for details

Quality Control

Our 5-Bromo-3-Chlorophenylene-1,2-Diamine is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent identity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specified parameters. Our quality commitment aligns with cGMP principles where applicable, ensuring reliability for your critical synthesis workflows.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at 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	Light yellow to brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
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.