Catechol

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Pyrocatechin \Pyr`o*cat"e*chin\, n. [Pyro- + catechu.] (Chem.)
     A white crystalline substance, {C6H4(OH)2}, of the phenol
     series, found in various plants; -- so called because first
     obtained by distillation of gum catechu. Called also
     {catechol}, {oxyphenol}. etc.
     [1913 Webster]



From The Collaborative International Dictionary of English v.0.48 [gcide]:

  catechol \cat"e*chol\ (k[a^]t"[e^]*k[add]l`), n. [.]
     any of a group of chemicals having a benzene ring substituted
     with two hydroxyl groups in ortho position, especially
     ortho-dihydroxybenzene itself ({C6H6O2}), also called
     {pyrocatechol}, used in photography and as a reagent.
     [PJC]