Description

3-Bromo-4-Methoxy-5-Nitrobenzonitrile is a high-purity, multi-functional aromatic nitrile building block of significant importance in advanced organic synthesis. Its unique substitution pattern makes it a versatile precursor for constructing complex molecular architectures, particularly in the pharmaceutical and agrochemical sectors. This compound is essential for researchers and manufacturers developing active pharmaceutical ingredients (APIs), advanced materials, and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex drug molecules, particularly those requiring a bromo-nitro-methoxy benzonitrile scaffold.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and pesticides.
• Material Science Research: Serves as a precursor for the development of specialty polymers, liquid crystals, and organic electronic materials.
• Dye and Pigment Intermediate: Employed in the synthesis of specialized colorants and photographic chemicals.
• Cross-Coupling Reactions: The bromine substituent makes it an excellent substrate for palladium-catalyzed reactions like Suzuki, Heck, and Sonogashira couplings.
• Nucleophilic Aromatic Substitution: The activated nitro group allows for further functionalization, enabling the creation of diverse chemical libraries.

Basic Information

Product Name	3-Bromo-4-Methoxy-5-Nitrobenzonitrile
CAS No.	58139-82-5
Molecular Formula	C9H5BrN2O3
Molecular Weight	269.05 g/mol
Synonyms	5-Nitro-3-bromo-4-methoxybenzonitrile; Benzonitrile, 3-bromo-4-methoxy-5-nitro-; 3-Bromo-4-methoxy-5-nitro-benzonitrile; 4-Methoxy-3-bromo-5-nitrobenzonitrile; 3-Bromo-4-methoxy-5-nitrobenzenecarbonitrile
EINECS	Contact for details

Quality Control

Our 3-Bromo-4-Methoxy-5-Nitrobenzonitrile is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided and available upon request to support your quality assurance and regulatory needs.

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 incompatible materials such as strong bases and reducing agents.

Specification

Item	Specification
Appearance	Light yellow to 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.