Description

4-Bromo-1,3-Benzenedicarbonitrile is a versatile brominated aromatic dinitrile compound that serves as a critical building block in advanced organic synthesis. Its molecular structure, featuring both bromine and nitrile functional groups, makes it a valuable precursor for constructing complex heterocyclic systems and functionalized polymers. This high-purity intermediate is essential for research and development chemists in the pharmaceutical, agrochemical, and material science industries seeking to develop new active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: Key synthon for the development of novel active pharmaceutical ingredients (APIs), particularly in kinase inhibitor and other small-molecule drug discovery programs.
• Agrochemical Synthesis: Used in the preparation of advanced herbicides, fungicides, and plant growth regulators requiring bromo- and cyano-substituted aromatic cores.
• Material Science & Polymer Chemistry: Serves as a monomer or cross-linking agent for high-performance polymers, liquid crystals, and organic electronic materials.
• Organic Synthesis Building Block: Utilized in palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Heck) and nucleophilic substitution reactions to introduce complex functionality.
• Ligand & Catalyst Preparation: Acts as a precursor for synthesizing specialized ligands used in homogeneous catalysis and coordination chemistry.
• Research & Development: A valuable compound for academic and industrial R&D labs exploring new synthetic methodologies and chemical entities.

Basic Information

Product Name	4-Bromo-1,3-Benzenedicarbonitrile
CAS No.	22433-89-2
Molecular Formula	C8H3BrN2
Molecular Weight	207.03 g/mol
Synonyms	4-Bromoisophthalonitrile; 1,3-Dicyano-4-bromobenzene; 4-Bromo-1,3-dicyanobenzene; 4-Bromobenzene-1,3-dicarbonitrile; Isophthalonitrile, 4-bromo-; 4-Bromo-m-phthalodinitrile; Bromoisophthalonitrile
EINECS	Contact for details

Quality Control

Our 4-Bromo-1,3-Benzenedicarbonitrile is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistent lot-to-lot performance. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality commitment ensures the material meets the stringent requirements for research and commercial synthesis applications.

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 strong oxidizing agents, strong bases, and sources of ignition. The container should be kept tightly sealed to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	145 - 149 °C
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm

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