For professionals in the chemical manufacturing sector, a thorough understanding of key intermediates is essential for product development and procurement. 2-Cyanobenzyl Chloride (CAS: 612-13-5) is one such compound, significant for its role in synthesizing fluorescent whitening agents (FWAs) and serving as a versatile intermediate in various organic synthesis pathways. This article provides a detailed look at its properties, applications, and sourcing considerations.

Chemical Identity and Properties of 2-Cyanobenzyl Chloride

2-Cyanobenzyl Chloride is chemically known as 2-(Chloromethyl)benzonitrile, with the molecular formula C8H6ClN. It is characterized by its physical appearance as a white to pale yellow crystalline powder. Key physical and chemical properties often cited include:

  • CAS Number: 612-13-5
  • Molecular Weight: 151.59 g/mol
  • Melting Point: 56-61°C
  • Boiling Point: Approximately 252°C
  • Assay: Typically ≥99.0%
  • Density: Around 1.2 g/cm³

These specifications are crucial for R&D scientists and procurement managers to assess its suitability for specific reactions and processes.

Primary Applications and Industrial Significance

The predominant application of 2-Cyanobenzyl Chloride is as a crucial intermediate in the synthesis of stilbene-based fluorescent whitening agents. These FWAs are added to textiles, paper, plastics, and detergents to enhance whiteness and brightness by absorbing ultraviolet light and emitting visible blue light. This optical effect improves the aesthetic appeal of a wide range of consumer products.

Beyond its role in FWA production, 2-Cyanobenzyl Chloride serves as a valuable building block in general organic synthesis. Its dual functional groups (nitrile and benzylic chloride) allow for diverse chemical modifications, making it useful in the development of:

  • Pharmaceutical intermediates
  • Agrochemicals
  • Specialty polymers and functional materials

This versatility underscores its importance in driving innovation across multiple chemical industries.

Sourcing and Purchasing Considerations

When looking to buy 2-Cyanobenzyl Chloride, it is vital to partner with reliable manufacturers and suppliers. Key factors to consider include:

  • Quality Assurance: Prioritize suppliers who can guarantee high purity (≥99.0%) and provide comprehensive Certificates of Analysis (CoA).
  • Competitive Pricing: Secure cost-effective procurement by comparing quotes from multiple sources, especially from established chemical suppliers in China.
  • Supply Chain Reliability: Ensure the supplier has adequate production capacity and a stable supply chain to meet your ongoing needs.
  • Technical Support: Look for suppliers who can offer technical data and support for integrating the chemical into your processes.

By focusing on these aspects, chemical professionals can confidently source 2-Cyanobenzyl Chloride to support their manufacturing and research objectives, ensuring both product quality and operational efficiency.