Hydroxydichlorodiphenyl ether

Hydroxydichlorodiphenyl ether (CAS 3380-30-1), also known as DCPP or 5-chloro-2-(4-chlorophenoxy)phenol, is a chlorinated diphenyl ether compound used industrially as an antimicrobial and preservative agent.

Where is Hydroxydichlorodiphenyl ether used?

• Personal care and cosmetics: preservative in rinse-off and leave-on formulations to extend shelf life and maintain microbial safety
• Textile and leather processing: protection of finished goods and process liquors from bacterial and fungal degradation during storage and transit
• Water treatment: biocidal agent controlling microbial contamination in industrial process water and cooling circuits, preventing biofilm formation
• Pharmaceutical manufacturing: antimicrobial intermediate or active preservative component in topical and non-sterile preparations
• It inhibits microbial growth across a broad spectrum of bacteria and fungi.

Commercial specifications

• Purity specifications commonly ranging from 98% upward
• Packaging options generally include multi-kilogram bags and drums