Navigating the chemical landscape for pharmaceutical development requires a keen understanding of specific compounds and their utility. CAS 14976-57-9, identified as a Pyrrolidine Derivative Fumarate, is one such compound that plays a significant role as a chemical intermediate. This article is tailored for professionals in the chemical and pharmaceutical industries who are involved in procurement, R&D, and formulation, providing insights into this specific chemical and how to effectively source it.

The designation 'CAS 14976-57-9' refers to a unique chemical substance according to the Chemical Abstracts Service. This particular compound is a Pyrrolidine derivative, a class of organic compounds containing a five-membered saturated ring with one nitrogen atom. The 'Fumarate' indicates it is a salt formed with fumaric acid, often used to improve stability or solubility of the parent amine. Its physical appearance as a white crystalline powder signifies a purified form, ready for precise use in synthesis. With a purity level typically at 99%, it meets the stringent requirements for pharmaceutical applications, ensuring predictable reaction outcomes and high-quality end products.

For B2B buyers, understanding the practical aspects of acquiring CAS 14976-57-9 is crucial. The compound’s molecular formula, C21H26ClNO.C4H4O4, and molecular weight of 459.97 g/mol, are critical data points for chemists and engineers planning synthesis routes. When you buy this intermediate, you are investing in a foundational component for complex organic syntheses. Sourcing this chemical from a reliable manufacturer or supplier in China can offer significant advantages in terms of cost-effectiveness and accessibility. Key factors to consider include the supplier's ability to provide batch-specific Certificates of Analysis (CoA) and consistent supply capacity.

The primary application of CAS 14976-57-9 lies within the pharmaceutical sector, where it serves as an intermediate in the creation of various APIs. Its specific structural features make it valuable for constructing molecules with desired pharmacological activities. Researchers and process chemists often seek out such well-defined intermediates to build complex molecular architectures efficiently. For instance, it might be a precursor in the synthesis of antihistamines or other therapeutic agents. When planning to purchase this product, inquire about its compatibility with your intended reaction conditions.

Procurement managers should engage with suppliers who offer clear pricing structures, flexible payment terms (like T/T or L/C), and various shipping options (Ocean, Land, Air). Minimum order quantities can range, but many Chinese manufacturers can accommodate smaller R&D needs, starting from 10 grams, while also scaling up to ton quantities for commercial production. Establishing a strong relationship with a trusted chemical supplier ensures a stable supply chain, critical for uninterrupted drug manufacturing.

In summary, CAS 14976-57-9 is a valuable pharmaceutical intermediate with specific chemical properties and a defined role in synthesis. By understanding its characteristics and focusing on reliable sourcing from qualified manufacturers and suppliers, especially those based in China, businesses can secure the quality materials needed for successful pharmaceutical development and production. Always prioritize clear communication and verified product specifications when making your purchase.