L-tert-Leucine Methyl Ester Hydrochloride, identified by CAS number 63038-27-7, is a compound of significant importance in the pharmaceutical industry. As a derivative of the non-proteinogenic amino acid L-tert-Leucine, it serves as a vital intermediate in the synthesis of various complex molecules, playing a critical role in drug discovery and development. For researchers and manufacturers looking to buy, understanding its properties and applications is paramount.

Chemically, L-tert-Leucine Methyl Ester Hydrochloride is a white powder with a distinct molecular formula (C7H16ClNO2) and a molecular weight of 181.66. It typically exhibits a melting point in the range of 183-186°C, indicative of its solid state at room temperature. Its optical activity, often measured as [α]20/D +17.5±1° in methanol, underscores its chiral nature, which is frequently essential for the biological activity of the final pharmaceutical product. The high purity, often 99%, offered by manufacturers ensures its suitability for sensitive pharmaceutical synthesis.

The primary utility of this compound lies in its role as a building block. It is extensively used in the preparation of peptidomimetic protease inhibitors, which are crucial in developing therapies for viral infections, including HIV/AIDS. Its incorporation into the synthesis pathway of Atazanavir is a notable example, highlighting its contribution to critical antiviral treatments. This makes it a highly sought-after raw material for pharmaceutical companies.

As a pharmaceutical intermediate, the consistent quality and reliable supply of L-tert-Leucine Methyl Ester Hydrochloride are critical. Buyers often seek manufacturers in China, known for their expertise in producing high-purity fine chemicals at competitive prices. The ability to buy in bulk from a trusted supplier ensures that research and production timelines are maintained without compromise.

In conclusion, L-tert-Leucine Methyl Ester Hydrochloride is more than just a chemical reagent; it is a foundational component enabling the development of advanced pharmaceuticals. Its chemical characteristics, particularly its purity and chirality, make it indispensable for creating effective treatments. For professionals in the pharmaceutical sector, securing a consistent supply from reputable manufacturers is key to advancing therapeutic innovation.