The development of new pharmaceuticals relies heavily on a robust supply of high-quality intermediates. N-[(phenylmethoxy)carbonyl]-O-(phenylmethyl)-L-Tyrosine (CAS 16677-29-5) stands out as a critical building block in many synthetic pathways within the pharmaceutical industry. This article delves into its importance, applications, and how R&D scientists and procurement specialists can effectively buy this compound from reliable manufacturers.

The Chemical Profile of CAS 16677-29-5

N-[(phenylmethoxy)carbonyl]-O-(phenylmethyl)-L-Tyrosine, identified by CAS number 16677-29-5, is a protected derivative of the amino acid tyrosine. Its molecular formula is C24H23NO5, with a molecular weight of 405.44. It is typically supplied as a white powder, with a high purity of 98%, essential for its demanding applications in pharmaceutical synthesis. This purity ensures minimal side reactions and consistent results in complex multi-step syntheses.

Significance in Pharmaceutical Synthesis

As a pharmaceutical intermediate, N-[(phenylmethoxy)carbonyl]-O-(phenylmethyl)-L-Tyrosine plays a crucial role in constructing more complex drug molecules. Its protected amino and hydroxyl groups allow for regioselective reactions, making it a valuable tool for chemists. Key areas where it is utilized include:

• Peptide Synthesis: Modified amino acids are fundamental to peptide-based therapeutics. This compound can be incorporated into peptide chains to introduce specific structural or functional elements.
• Small Molecule Drug Development: It serves as a chiral synthon or a fragment in the total synthesis of various small molecule drugs targeting a range of diseases.
• Custom Synthesis Projects: Researchers often require specialized intermediates for novel drug discovery. CAS 16677-29-5 provides a versatile starting point for creating custom libraries of compounds.
• Diagnostic Reagents: Beyond therapeutic drugs, it can also be a component in the synthesis of sophisticated diagnostic agents used in medical testing.

Procurement Strategy: Buying from China

For research institutions and pharmaceutical companies, securing a consistent and high-quality supply of CAS 16677-29-5 is vital. China has become a leading global source for such intermediates due to its advanced chemical manufacturing capabilities. When looking to buy, consider the following:

• Purity Verification: Always request and scrutinize the Certificate of Analysis (CoA) to confirm the 98% purity and other critical specifications.
• Manufacturer Expertise: Partner with experienced manufacturers who specialize in pharmaceutical intermediates. Their expertise ensures that production processes are well-controlled and adhere to industry standards.
• Scalability: Ensure the supplier can meet your needs not only for R&D quantities but also for potential scale-up to pilot or commercial production.
• Regulatory Documentation: For GMP-compliant manufacturing, inquire about any relevant regulatory support the supplier can offer.

Conclusion: Enabling Pharmaceutical Innovation

N-[(phenylmethoxy)carbonyl]-O-(phenylmethyl)-L-Tyrosine (CAS 16677-29-5) is more than just a chemical; it's an enabler of pharmaceutical innovation. Its availability in high purity from reliable manufacturers allows scientists to push the boundaries of drug discovery and development. By establishing strong relationships with trusted suppliers, research and production teams can ensure the timely and cost-effective procurement of this essential pharmaceutical intermediate, paving the way for life-saving medicines.