1. Plural of pyrocatechol; organic compounds with two adjacent hydroxyl groups on a benzene ring, used in photography, dyes, and pharmaceutical synthesis.
Usage: chemistry; technical term; also called catechol or 1,2-dihydroxybenzene

Examples

• Pyrocatechols are important intermediates in the synthesis of various pharmaceutical compounds.
• The laboratory stored pyrocatechols in sealed containers to prevent oxidation.
• Pyrocatechols have been used historically in photographic development processes.
• The chemical structure of pyrocatechols features two hydroxyl groups in the ortho position.
• Industrial applications of pyrocatechols include the production of adhesives and resins.