L-Cysteine Ethyl Ester Hydrochloride (CAS 868-59-7) is a specialized chemical compound that holds significant importance in various scientific and industrial applications. As a derivative of the amino acid L-cysteine, it serves as a valuable intermediate in pharmaceutical synthesis and as a reagent in biochemical research. Understanding its properties is crucial for anyone involved in its procurement and utilization.

Chemically, L-Cysteine Ethyl Ester Hydrochloride is characterized by its molecular formula C5H11NO2S and a molecular weight of 185.67. It typically appears as a white powder, which is a standard form for many fine chemicals used in synthesis. The compound is recognized for its purity, with specifications often reaching 99% or higher. This level of purity is critical for ensuring the integrity of complex chemical reactions and the quality of the end products, especially in the highly regulated pharmaceutical sector.

The primary application for L-Cysteine Ethyl Ester Hydrochloride lies in its role as a pharmaceutical intermediate. It acts as a building block in the multi-step synthesis of various active pharmaceutical ingredients (APIs) and complex organic molecules. Its structure makes it suitable for incorporation into peptide synthesis and the creation of specialized compounds used in drug development. Beyond pharmaceuticals, it also finds use as a biochemical reagent, supporting research in areas such as cellular metabolism and enzyme activity. Its contribution to the synthesis of novel compounds makes it a sought-after material for R&D laboratories and custom synthesis providers.

When considering the purchase of this chemical, buyers often search for 'L-Cysteine ethyl ester hydrochloride price' and look for reliable manufacturers. Sourcing from China, particularly from established chemical suppliers, can offer cost efficiencies and ensure a consistent supply chain. The availability of this compound in standard packaging, such as 25 kg drums, caters to both research quantities and larger industrial needs.

Handling and storage conditions are also important considerations. While detailed information is typically found in Safety Data Sheets (SDS), general best practices for fine chemicals include storing them in cool, dry, and well-ventilated areas, protected from light and moisture. As a hydrochloride salt, it is relatively stable, but proper storage ensures its longevity and efficacy.

In essence, L-Cysteine Ethyl Ester Hydrochloride (CAS 868-59-7) is a vital component for advancements in the pharmaceutical and biochemical fields. Its high purity, specific chemical structure, and versatility as a synthesis intermediate make it an indispensable material for researchers and manufacturers. By choosing reputable suppliers and adhering to proper handling protocols, users can effectively leverage this valuable chemical for their innovative projects.