Description

5-Bromo-2-Ethylbenzonitrile is a versatile halogenated aromatic nitrile building block of significant interest in advanced organic synthesis. Its molecular structure, featuring both a bromine substituent and a nitrile group, makes it a critical intermediate for constructing complex molecules. This compound is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules requiring a substituted benzonitrile core.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, where the bromine atom allows for further functionalization.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for metal-catalyzed cross-coupling reactions, such as Suzuki or Buchwald-Hartwig couplings.
• Material Science Research: Acts as a monomer or building block for creating advanced polymers, liquid crystals, or organic electronic materials.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological systems and enzyme mechanisms.
• Custom Synthesis and Contract Manufacturing: A valuable starting material for custom synthesis projects and scale-up processes in fine chemical production.

Basic Information

Product Name	5-Bromo-2-Ethylbenzonitrile
CAS No.	911210-51-0
Molecular Formula	C9H8BrN
Molecular Weight	210.07 g/mol
Synonyms	2-Ethyl-5-bromobenzonitrile; 5-Bromo-2-ethylbenzenecarbonitrile; 2-Ethyl-5-bromobenzene carbonitrile; 1-Bromo-4-cyano-3-ethylbenzene; 3-Ethyl-4-bromobenzonitrile; Benzonitrile, 5-bromo-2-ethyl-; 911210-51-0
EINECS	Contact for details

Quality Control

Our 5-Bromo-2-Ethylbenzonitrile is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming the product meets your specified requirements. Our quality system supports compliance with cGMP and ISO standards for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed in a dry environment to minimize moisture exposure.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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