In the realm of fine chemicals, precise specifications and reliable sourcing are critical for success. 5-Amino-2,3-dichloropyridine (CAS: 98121-41-6) is a valuable intermediate used extensively in pharmaceutical synthesis and organic chemistry research. Understanding its detailed specifications and knowing where to find dependable suppliers are key for any procurement manager or researcher.

Key Specifications of 5-Amino-2,3-dichloropyridine

5-Amino-2,3-dichloropyridine, with the molecular formula C5H4Cl2N2, is characterized by a pyridine ring bearing an amino group and two chlorine atoms. Its physical appearance is typically described as a powder that can range in color from white to light yellow or even light orange. Crucially, its melting point is reported in the range of 107-112°C, a key indicator of its purity and quality.

Other important specifications that users often look for include:

  • Purity: Most suppliers guarantee a minimum purity of 98% (GC), which is essential for demanding applications in pharmaceutical development.
  • CAS Number: 98121-41-6 is the universally recognized identifier for this compound.
  • Molecular Weight: Approximately 163.00 g/mol.
  • Storage Conditions: Typically recommended to be stored at 2-8°C to maintain stability.
  • Packaging: Available in various sizes such as 10g, 25g, 100g, 1kg, and 25kg, catering to both R&D and bulk manufacturing needs.

Sourcing from Manufacturers and Suppliers

When seeking to purchase 5-Amino-2,3-dichloropyridine, identifying a trustworthy manufacturer or supplier is paramount. Many chemical companies, particularly in China, specialize in producing and supplying such intermediates. Procurement professionals can leverage online platforms and industry directories to find companies that offer this specific compound. It is advisable to:

  • Request Quotes: Contact multiple manufacturers to compare pricing, delivery times, and service quality. Inquire about bulk discounts for larger quantities.
  • Verify Purity: Always request a Certificate of Analysis (CoA) to confirm the product meets the stated purity and specification requirements.
  • Sample Testing: For critical applications, obtaining a free sample for evaluation before placing a large order is a standard and recommended practice.
  • Logistics: Confirm the shipping methods (e.g., DHL, FedEx) and packaging details to ensure safe and timely delivery.

The Role in Research and Production

5-Amino-2,3-dichloropyridine is valued for its role as a chemical building block in organic synthesis, particularly in the pharmaceutical sector for creating complex APIs. Its consistent availability from reliable manufacturers ensures that research projects and production schedules remain on track. By understanding its specifications and how to efficiently source it, companies can effectively integrate this intermediate into their workflows.