For procurement managers and R&D scientists in the chemical and materials industry, sourcing high-quality intermediates is paramount. Trans-1,4-Cyclohexane Diisocyanate (CAS: 7517-76-2) stands out as a critical building block, particularly in the synthesis of advanced polymers like polyimides and polyurethanes. Understanding its properties and how to procure it efficiently is key to successful material development and production.

What is Trans-1,4-Cyclohexane Diisocyanate?

Trans-1,4-Cyclohexane Diisocyanate, identified by CAS number 7517-76-2, is a diisocyanate compound featuring a cyclohexane ring structure. Its unique configuration and chemical reactivity make it an indispensable intermediate for creating materials with enhanced thermal stability, mechanical strength, and chemical resistance. As a key component in organic synthesis, its reliable supply is crucial for many industrial processes.

Key Properties and Applications for Buyers

When considering a purchase, attention to specifications is vital. Trans-1,4-Cyclohexane Diisocyanate is typically supplied as a white crystalline powder, with a melting point range of 59-62°C and a boiling point of 145-146°C at 32mm Hg. Purity levels commonly offered are ≥98%. Its intermediate reactivity allows for controlled polymerization, making it suitable for:

  • Polyimide Synthesis: It's instrumental in creating mixed aromatic/alicyclic polyimides, known for their excellent performance in high-temperature and demanding environments.
  • Polyurethane Formulations: This diisocyanate contributes to the development of specialized polyurethanes used in coatings, adhesives, sealants, and elastomers where specific physical properties are required.
  • Organic Synthesis: It serves as a versatile intermediate in various organic synthesis pathways for novel chemical compounds.

Finding a Reliable Manufacturer and Supplier

For businesses looking to buy Trans-1,4-Cyclohexane Diisocyanate, identifying a trustworthy manufacturer and supplier is the first step. Key considerations include purity assurance, consistent supply capabilities, competitive pricing, and adherence to safety standards. When you need to buy this chemical, looking for suppliers that offer detailed Certificates of Analysis (CoA) and provide responsive customer support is recommended. The ability to secure a stable supply chain, especially for critical intermediates, directly impacts production efficiency and cost-effectiveness. If you are searching for a reliable supplier in China, exploring established chemical manufacturers can provide access to high-quality materials and robust logistical support.

Purchasing Considerations and Pricing

The price of Trans-1,4-Cyclohexane Diisocyanate can vary based on purity, order volume, and supplier. When requesting a quote, be prepared to specify your exact requirements, including CAS number (7517-76-2) and desired purity. Many manufacturers offer bulk discounts, making larger orders more cost-effective. For businesses planning their procurement strategy, understanding market dynamics and engaging with multiple suppliers can help secure the best pricing and terms.

In summary, for procurement professionals and R&D scientists, Trans-1,4-Cyclohexane Diisocyanate is a valuable intermediate. By focusing on quality, sourcing from reputable manufacturers, and understanding pricing dynamics, you can ensure a successful and efficient acquisition process for your material science needs.