pyrocatechol(redirected from O-benzenediol)
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py·ro·cat·e·chol(pī′rō-kăt′ĭ-kôl′, -kŏl′, -kōl′)
A biologically important phenol, C6H6O2, having two hydroxyl groups attached to the benzene ring, used in dyeing, tanning, photography, and as an antiseptic. Also called catechol.
pyrocatechol(ˌpaɪrəʊˈkætɪˌtʃɒl; -kɒl) or
(Elements & Compounds) another name for catechol
cat•e•chol(ˈkæt ɪˌkɔl, -ˌkɒl)
a colorless, crystalline derivative of benzene, C6H6O2, used chiefly in photography, for dyeing, and as a reagent.Also called pyrocatechol.