2,5-Dihydroxy-1,4-dithiane (CAS 40018-26-6) is a chemical compound that, while not a household name, plays a significant role in specific industrial applications, primarily as a pharmaceutical intermediate and a food flavoring agent. Understanding its properties is crucial for R&D scientists, formulators, and procurement specialists looking to leverage its capabilities or ensure its quality when they buy this compound.

Physically, 2,5-Dihydroxy-1,4-dithiane typically presents as a white to light yellow crystalline powder. This appearance is consistent across many supplier specifications, indicating a well-defined physical form. Its melting point generally falls within the range of 130-145°C, a characteristic that is important for handling and processing conditions. While its solubility in water is moderate at 3.9 g/L at 20°C, its behavior in various solvents is a key consideration for its use in synthesis and formulation.

Chemically, its molecular formula is C4H8O2S2, with a molecular weight of approximately 152.24 g/mol. The presence of dithiane rings and hydroxyl groups imparts specific reactivity, making it a valuable intermediate in organic synthesis. Its primary recognized application is as an intermediate in the production of lamivudine, an important nucleoside reverse transcriptase inhibitor used in antiviral therapies. The purity of 2,5-Dihydroxy-1,4-dithiane, often specified as 99.5% min, is critical for ensuring the success and efficiency of lamivudine synthesis.

Furthermore, the compound is utilized in the food industry as a flavoring agent. This application leverages its sensory properties to enhance or impart specific taste notes to food products. For this use, adherence to food-grade standards and appropriate certifications are essential, alongside the chemical purity specified by manufacturers.

For businesses seeking to purchase 2,5-Dihydroxy-1,4-dithiane, understanding these properties informs purchasing decisions. Whether for pharmaceutical R&D, large-scale drug manufacturing, or food product formulation, detailed product specifications, including assay, appearance, melting point, and solubility, are key. Engaging with manufacturers and suppliers who can provide this information transparently, often with minimum order quantities and specific packaging, ensures that buyers receive a product suitable for their intended purpose.