4,4'-(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)di(1,2-benzenediol)(CAS: 115-41-3)

4,4'-(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)di(1,2-benzenediol) is a white crystalline solid with a molecular weight of approximately 348.25 g/mol. It is slightly soluble in water and organic solvents. This compound is chemically stable but can undergo hydrolysis under basic conditions. It reacts readily with bases and can form salts. It has a low reactivity towards reducing agents.

4,4'-(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)di(1,2-benzenediol) is typically synthesized by the condensation of 1,2-benzenedicarboxylic acid with 1,1-dioxido-3H-2,1-benzoxathiole-3-thione. The reaction is usually carried out in the presence of a catalyst such as a strong acid. The yield is dependent on the purity of the starting materials and the reaction conditions, with a yield of up to 85%. This compound is also synthesized via the diesterification of 1,2-benzenedicarboxylic acid with 1,1-dioxido-3H-2,1-benzoxathiole-3-thione.

4,4'-(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)di(1,2-benzenediol) is used in the pharmaceutical industry as a precursor for the synthesis of various drugs and intermediates. It is also utilized in the semiconductor industry for the production of organic semiconductors. Additionally, it finds applications in the polymer industry as a stabilizer and in the sensor industry for its unique optical and electrical properties.

When handling 4,4'-(1,1-Dioxido-3H-2,1-benzoxathiole-3,3-diyl)di(1,2-benzenediol), it is essential to wear appropriate personal protective equipment (PPE) such as gloves and goggles. The compound should be handled in a well-ventilated area or a fume hood to prevent inhalation. Spills should be cleaned up using absorbent materials and disposed of according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed safety information and emergency procedures.