For professionals in the chemical industry, a deep understanding of key intermediates is crucial for optimizing synthesis processes and ensuring product quality. 3,4,5,6-Tetrachlorophthalonitrile, identified by CAS number 1953-99-7, is a significant organic intermediate with widespread applications in pharmaceuticals, dyes, and pesticides. This article aims to provide an in-depth look at its properties and guide you on how to effectively source it from reliable manufacturers.

Chemical Properties and Specifications:
3,4,5,6-Tetrachlorophthalonitrile is typically a white to light yellow powder. Its molecular formula is C8Cl4N2, with a molecular weight of 265.91. A common quality standard specifies an assay of ≥ 96.0%. Understanding these specifications is the first step for any buyer looking to purchase this compound. The physical form and purity directly influence its reactivity and suitability for specific industrial applications.

Key Applications:
The versatility of 3,4,5,6-Tetrachlorophthalonitrile lies in its role as a critical intermediate. It is extensively used in:

  • Pharmaceuticals: As a building block for various APIs, contributing to the development of new drugs.
  • Dyes: Essential for creating stable and vibrant colorants used in textiles and other industries.
  • Pesticides: A key component in the synthesis of effective agrochemicals for crop protection.

These diverse applications highlight the compound's importance across multiple sectors of the chemical industry.

Sourcing Strategies and Considerations:
When looking to procure 3,4,5,6-Tetrachlorophthalonitrile, identifying reliable manufacturers and suppliers, particularly those based in China, is often a cost-effective strategy. Here are key considerations:

  • Manufacturer vs. Supplier: Directly sourcing from a manufacturer can often lead to better pricing and more direct quality control.
  • Purity and Assay: Always confirm the assay (e.g., ≥ 96.0%) and inquire about any relevant certifications (e.g., ISO).
  • Pricing: Obtain quotes from multiple suppliers to compare competitive prices. Bulk orders typically offer discounts.
  • Documentation: Ensure suppliers can provide Material Safety Data Sheets (MSDS) and Certificates of Analysis (CoA).
  • Logistics and Packaging: Confirm suitable packaging (e.g., 25kg/drum) and shipping options.

By paying close attention to these details, businesses can establish a robust and efficient supply chain for 3,4,5,6-Tetrachlorophthalonitrile. For those seeking a dependable supplier or manufacturer, exploring options from well-established chemical companies in China is a recommended approach.