(organic chemistry) The biologically important diphenol ortho-dihydroxy benzene; isomeric with hydroquinone and resorcinol.

(organic chemistry) Any salt (phenolate) of catechol

(organic chemistry) Relating to, or derived from a catechol

plural of catechol

(organic chemistry) Conversion to, or reaction with a catecholate

plural of catecholate

An enzyme, similar to tyrosinase, that catalyses the oxidation of phenols such as catechol.

an autosomal dominant inherited heart disorder caused by a mutation in voltage gated ion channels and resulting in arrhythmias. CPVT may cause exercise-induced ventricular arrhythmias and/or syncope occurring during physical activity or acute emotion, but demonstrates no structural problems of the heart. Ventricular tachycardia may self-terminate or degenerate into ventricular fibrillation, causing sudden death without immediate cardiopulmonary resuscitation. The majority of events occur during childhood and more than 60% of affected individuals will have a first episode of syncope or cardiac arrest by age 20.

(biochemistry) Any of a class of aromatic amines derived from pyrocatechol that are hormones produced by the adrenal gland.

plural of catecholamine