Reaction: 4 catechol + 3 O2 = 2 dibenzo[1,4]dioxin-2,3-dione + 6 H2O
For diagram click here.
Systematic name: catechol:oxygen oxidoreductase (dimerizing)
Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, CAS registry number: 37250-83-2
References:
1. Nair, P.M. and Vining, L.C. Enzymic oxidation of catechol to diphenylenedioxide-2,3-quinone. Arch. Biochem. Biophys. 106 (1964) 422-427.