Understanding the fundamental properties of chemical compounds is critical for their effective and safe utilization in industrial processes. 2-Chlorobenzonitrile (OCBN), a significant fine chemical intermediate with the CAS number 873-32-5, possesses a unique set of characteristics that define its applications and handling requirements. This article explores the key physical and chemical properties of OCBN, alongside essential considerations for its safe use.

Appearance and Physical State: 2-Chlorobenzonitrile is typically described as an off-white crystalline solid. Its crystalline nature implies a well-defined molecular structure, contributing to its purity and reactivity. The solid form makes it relatively easy to handle and store, though specific precautions are necessary, as with any chemical intermediate.

Purity and Specifications: Manufacturers consistently offer OCBN with a high purity level, often specified as 99.5% MIN. This high degree of purity is crucial for its use as an intermediate in sensitive synthesis processes, particularly in the pharmaceutical and dyestuff industries, where impurities can significantly affect reaction outcomes and final product quality. Adhering to recognized quality standards, such as USP, BP, EP, and FCC, further assures users of its suitability for various applications.

Solubility and Reactivity: While sparingly soluble in water, 2-Chlorobenzonitrile readily dissolves in many organic solvents. This solubility profile is important for its incorporation into various reaction media. Chemically, OCBN is an activated aryl halide. The presence of the chlorine atom ortho to the nitrile group influences its reactivity, making it a valuable component in organic synthesis, especially in palladium-catalyzed reactions and as a building block for more complex molecules.

Handling and Safety: Like many chemical intermediates, 2-Chlorobenzonitrile requires careful handling. Safety data sheets (SDS) provide comprehensive information on potential hazards, including irritation to skin and eyes, and harmful effects if ingested or inhaled. Proper personal protective equipment (PPE), such as gloves, eye protection, and appropriate ventilation, is essential when working with OCBN. Storage recommendations typically involve keeping the compound in a cool, dry place, away from incompatible materials.

Sourcing OCBN: For businesses requiring this fine chemical intermediate, reliable suppliers are key. Reputable manufacturers from China offer OCBN, emphasizing their commitment to quality control and competitive pricing. Online purchase support and readily available technical documentation, such as SDS and TDS, facilitate informed procurement decisions.

In conclusion, 2-Chlorobenzonitrile is a fine chemical with well-defined properties that make it indispensable for various industrial syntheses. By understanding its appearance, purity, solubility, and adhering to proper handling procedures, users can effectively leverage OCBN's capabilities in their critical chemical processes.