Description

Description

3,5-Dichlorobenzenethiol (CAS No. 17231-94-6) is a high-purity organosulfur compound with the molecular formula C₆H₄Cl₂S. This aromatic thiol derivative features two chlorine substituents at the 3- and 5-positions of the benzene ring, offering unique reactivity for nucleophilic and metal-coordination chemistry. The compound is supplied as a clear to pale yellow liquid or low-melting solid with a characteristic thiol odor. With >95% purity by GC analysis, it is ideal for use as a building block in pharmaceutical intermediates, agrochemical synthesis, and materials science applications. Proper handling under inert atmosphere is recommended due to air sensitivity. Packaged in amber glass bottles with secure closures to ensure stability.

Key Specifications:
– CAS: 17231-94-6
– Molecular Weight: 179.07 g/mol
– Purity: ??95% (GC)
– Storage: 2-8??C under inert gas
– Hazard Codes: C (Corrosive)

Application

3,5-Dichlorobenzenethiol serves as a versatile intermediate in organic synthesis, particularly for constructing sulfur-containing heterocycles in pharmaceutical development. The compound’s reactive thiol group enables efficient formation of disulfide bonds in peptide chemistry and polymer crosslinking applications. Researchers utilize its dichlorinated aromatic structure for creating ligands in catalytic systems and functionalized materials with tailored electronic properties.

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