For researchers and procurement specialists in the chemical and pharmaceutical industries, the acquisition of specific intermediates like 2,4-Diiodopyrimidine (CAS 262353-34-4) requires a structured approach. This guide outlines the essential steps involved in buying this valuable compound, ensuring both quality and cost-effectiveness.

Step 1: Identify Your Exact Requirements

Before you begin searching for suppliers, clearly define what you need. For 2,4-Diiodopyrimidine, this includes:

  • Quantity: How much do you need? Grams for R&D, or kilograms for pilot production?
  • Purity: What is the minimum acceptable purity? Most users seek 95% min.
  • Specifications: Note the CAS number (262353-34-4), molecular formula (C4H2I2N2), and molecular weight (331.88).
  • Application: Understanding your specific synthetic route will help in assessing compatibility.

Having these details ready will streamline your communication with potential suppliers.

Step 2: Locate Reliable Suppliers

Your search for 2,4-Diiodopyrimidine should focus on manufacturers and distributors specializing in fine chemicals and pharmaceutical intermediates. Online chemical marketplaces, B2B platforms, and industry directories are excellent starting points. When you search for 'buy 2,4-Diiodopyrimidine' or '2,4-Diiodopyrimidine supplier China', you will find numerous options. Look for companies with a professional online presence, clear product listings, and readily available contact information.

Prioritize suppliers who:

  • Clearly list the CAS number and specifications.
  • Have a robust quality management system (e.g., ISO certification).
  • Offer responsive customer service.
  • Provide Safety Data Sheets (SDS) and Certificates of Analysis (CoA).

Consider companies based in China, as they often provide competitive pricing for high-quality chemical intermediates like 2,4-Diiodopyrimidine.

Step 3: Request Quotes and Compare Offers

Once you have a shortlist of potential suppliers for 2,4-Diiodopyrimidine, it's time to request formal quotes. Your inquiry should include your exact requirements identified in Step 1. Be specific about your timeline and any potential future volume needs. When comparing quotes, look beyond just the price per unit. Consider:

  • Total Cost: Including shipping, handling, and any potential import duties.
  • Payment Terms: Understand their payment policies.
  • Lead Time: How long will it take to receive the product?
  • Supplier Reputation: Check for customer reviews or testimonials if available.

Do not hesitate to ask clarifying questions about the product or their services. Some suppliers may also offer free samples, which are invaluable for verifying quality before a large purchase.

Step 4: Place Your Order and Verify Quality Upon Receipt

After selecting the best supplier based on your evaluation, place your order. Ensure all details in the order confirmation match your request. Upon receiving your shipment of 2,4-Diiodopyrimidine, it is good practice to:

  • Inspect the packaging for any damage.
  • Verify the received product against the order and the accompanying CoA.
  • If necessary, perform in-house quality checks before using the material in your critical synthesis.

By following these steps, you can ensure a smooth and successful procurement process for 2,4-Diiodopyrimidine, securing a reliable supply of this essential chemical intermediate for your research and production needs.