For professionals working with chemicals, a thorough understanding of product specifications and safe handling practices is non-negotiable. 1,2-Dichloro-4-(chloromethyl)benzene (CAS 102-47-6) is a vital chemical intermediate used across various industries. This article aims to provide a comprehensive overview of its key properties, specifications, and essential handling guidelines to ensure safe and effective utilization.

Key Specifications and Properties

1,2-Dichloro-4-(chloromethyl)benzene, identified by its CAS number 102-47-6, is characterized by several important chemical and physical properties. Manufacturers typically list these specifications to guide users:

  • Chemical Name: 1,2-Dichloro-4-(chloromethyl)benzene
  • CAS Number: 102-47-6
  • Assay/Purity: Typically ≥99.0%. This high purity is essential for precise chemical reactions and to avoid unwanted side products in synthesis.
  • Appearance: Generally described as a clear, colorless liquid. Any deviation from this might indicate impurities or degradation.
  • Molecular Formula: C7H5Cl3
  • Molecular Weight: 195.47 g/mol
  • Boiling Point: Approximately 241 °C at 760 mmHg. This value is important for distillation and purification processes.
  • Flash Point: Around 160.2 °C. This indicates the temperature at which the vapor can ignite, crucial for fire safety.
  • Density: Typically around 1.386 g/cm³.

Understanding these parameters is fundamental for chemists and formulators when planning synthesis routes or incorporating this compound into their products. For those looking to buy, verifying these specifications from the supplier is a critical step.

Safe Handling and Storage Practices

As a chlorinated organic compound, 1,2-Dichloro-4-(chloromethyl)benzene requires careful handling. It is classified as corrosive and can be irritating to the eyes and respiratory system. Therefore, appropriate safety measures must be implemented:

  • Personal Protective Equipment (PPE): Always wear chemical-resistant gloves, safety goggles or a face shield, and protective clothing when handling this substance. Work in a well-ventilated area or under a fume hood.
  • Storage: Store the chemical in a tightly closed container in a dry, cool, and well-ventilated area, away from incompatible materials such as bases, alcohols, aluminum, and amines. It is also sensitive to moisture and should be protected from it.
  • Incompatibilities: Avoid contact with water, as it can lead to hazardous decomposition products including hydrogen chloride.
  • Disposal: Dispose of waste materials in accordance with local, regional, and national regulations.

For procurement managers and R&D scientists, it is vital to obtain a detailed Material Safety Data Sheet (MSDS) or Safety Data Sheet (SDS) from the supplier. This document provides comprehensive information on hazards, handling, storage, and emergency procedures. When sourcing from a Chinese manufacturer, ensure they can provide an up-to-date SDS.

By adhering to these specifications and safety guidelines, professionals can confidently and safely utilize 1,2-Dichloro-4-(chloromethyl)benzene in their research and production, ensuring both efficacy and workplace safety.