Description

4-Bromo-3-Nitrobenzonitrile is a versatile aromatic nitrile building block characterized by its bromo and nitro substituents. This compound is essential for facilitating advanced organic synthesis, particularly in the construction of complex heterocyclic systems and functional materials. It is a critical intermediate for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and high-performance polymers.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, especially those containing benzimidazole, quinazoline, or other nitrogen-containing heterocycles.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and insecticides, leveraging its reactive sites for structural diversification.
• Material Science: Acts as a monomer or cross-linking agent in the production of specialty polymers, liquid crystals, and organic electronic materials.
• Organic Synthesis Building Block: Employed in palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Buchwald-Hartwig) and nucleophilic aromatic substitution due to the activated bromo and nitro groups.
• Dye and Pigment Manufacturing: Utilized as an intermediate for synthesizing complex azo dyes and organic pigments.
• Research & Development: A valuable reagent for academic and industrial R&D labs exploring new chemical entities and reaction methodologies.

Basic Information

Product Name	4-Bromo-3-Nitrobenzonitrile
CAS No.	89642-49-9
Molecular Formula	C7H3BrN2O2
Molecular Weight	227.02 g/mol
Synonyms	3-Nitro-4-bromobenzonitrile; 4-Bromo-3-nitrobenzenecarbonitrile; Benzonitrile, 4-bromo-3-nitro-; 4-Bromo-3-nitro-benzonitrile; NSC 403120; 89642-49-9; 4-Br-3-NO2-BzCN
EINECS	Contact for details

Quality Control

Our 4-Bromo-3-Nitrobenzonitrile is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specification results. Our quality commitment ensures the material meets the high standards required for research and commercial synthesis.

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. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Off-white to pale yellow 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%

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