2,5-Diamino-1,4-benzenedithiol dihydrochloride(CAS: 75464-52-7)

2,5-Diamino-1,4-benzenedithiol dihydrochloride is a white crystalline solid with a molecular weight of approximately 278.9 g/mol. It has a solubility of about 22 mg/mL in water. Chemically, it is highly reactive, particularly in solutions, due to its amine and thiol groups.

This compound is typically synthesized through a multi-step process involving the condensation of 2,5-diamino-1,4-benzenediol with hydrochloric acid. Commonly, the reaction is performed under reflux conditions, yielding a dihydrochloride salt with good selectivity and high yield.

This compound finds applications in the pharmaceutical industry for drug synthesis, in polymer manufacturing for special coatings, and in sensor technology for detecting specific chemicals. It is also used in semiconductor fabrication for etching processes.

When handling this compound, appropriate personal protective equipment (PPE) is essential, including gloves and safety goggles. Work should be conducted in a fume hood to minimize exposure. In case of spill, immediately clean up using appropriate absorbent materials and consult the Safety Data Sheet (SDS) for further instructions.