1,2,5-oxadithiolane 2,2,5,5-tetraoxide; CAS No.: 4378-87-4; 1,2,5-oxadithiolane 2,2,5,5-tetraoxide. PROPERTIES: 1,2,5-oxadithiolane 2,2,5,5-tetraoxide is a crystalline solid. Its molecular formula is C3H4O4S2, and the molecular weight is approximately 196.19 g/mol. The compound has a melting point of approximately 120-122 C. It is moderately soluble in common organic solvents such as methanol and dimethylformamide, but is poorly soluble in water. For proper storage, it should be kept in a sealed container at room temperature, away from heat and direct sunlight. As a compound containing an oxadithiolane ring and four oxide groups, it may exhibit certain reactivity and stability. When handling it, protective gloves and eye protection should be worn. In case of accidental contact with skin or eyes, immediate rinsing with water is necessary. APPLICATIONS: In organic synthesis, 1,2,5-oxadithiolane 2,2,5,5-tetraoxide serves as a specialized intermediate. The oxadithiolane ring provides opportunities for further functionalization. The oxide groups can undergo various reactions such as hydrolysis and alkylation. In the chemical industry, derivatives of this compound can be explored as potential intermediates for the synthesis of various organic compounds. For example, in the development of certain agrochemicals, the structure of 1,2,5-oxadithiolane 2,2,5,5-tetraoxide can be utilized to design compounds with improved herbicidal activities (as mentioned in agrochemical chemistry literature). Additionally, in the field of materials science, it can be incorporated into the synthesis of functional materials such as polymers or coatings, where its structure can enhance the material's thermal stability and chemical resistance (as described in materials chemistry research papers).