For chemists and researchers involved in advanced synthesis, understanding the precise properties and potential applications of specialized chemical building blocks is crucial. 3,4,5-Trifluoro-D-phenylalanine (CAS: 1217684-62-2) is a prime example of such a compound, a non-natural amino acid whose trifluorinated phenyl group offers unique reactivity and biological influence. This article aims to provide a concise overview of its chemical nature, potential uses, and guidance on how to source it from reputable manufacturers.

Chemical Structure and Properties

3,4,5-Trifluoro-D-phenylalanine is an alpha-amino acid characterized by a phenylalanine backbone with fluorine atoms substituted at the 3, 4, and 5 positions of the phenyl ring. Its molecular formula is C9H8F3NO2, and it has a molecular weight of approximately 219.16 g/mol. The presence of electron-withdrawing fluorine atoms significantly alters the electronic distribution within the phenyl ring, influencing its reactivity and the overall properties of molecules into which it is incorporated. Typically supplied as a white to off-white solid or powder, its D-configuration is critical for specific stereoselective synthesis pathways. When you purchase 3,4,5-Trifluoro-D-phenylalanine, you are obtaining a compound with precise stereochemistry and high chemical purity.

Applications in Synthesis

The unique structural features of 3,4,5-Trifluoro-D-phenylalanine make it a valuable intermediate in various fields:

• Pharmaceuticals: It serves as a key building block for synthesizing novel drug candidates. The trifluorinated moiety can improve metabolic stability, enhance lipophilicity, and increase binding affinity to biological targets, potentially leading to more potent and bioavailable drugs. Researchers often seek to buy this compound for peptide modifications or as a precursor to complex heterocyclic drugs.
• Agrochemicals: In the agrochemical industry, this compound can be used to develop more effective herbicides, insecticides, and fungicides. The fluorine atoms can increase the efficacy and persistence of active ingredients, contributing to improved crop protection.
• Materials Science: While less common, fluorinated organic molecules can find applications in advanced materials due to their unique electronic and thermal properties.

Sourcing and Purchasing Recommendations

For researchers and procurement specialists, securing a consistent and high-quality supply of 3,4,5-Trifluoro-D-phenylalanine is essential. Manufacturers and suppliers, particularly those based in China, offer competitive pricing and a wide range of purity grades. When evaluating a supplier, consider their production capacity, quality control procedures (e.g., ISO certification), and the availability of detailed Certificates of Analysis. Prospective buyers should always inquire about minimum order quantities, lead times, and sample availability for preliminary testing. Understanding the price structures for different quantities will also aid in effective procurement.

Conclusion

3,4,5-Trifluoro-D-phenylalanine is a testament to the advancements in modern synthetic chemistry. Its specific properties make it an indispensable intermediate for driving innovation in pharmaceuticals, agrochemicals, and beyond. By partnering with reputable manufacturers, R&D teams can ensure they have access to this critical building block, enabling them to push the boundaries of scientific discovery and product development.