Isovanillin
Encyclopedia
Isovanillin is a phenolic aldehyde
Phenolic aldehyde
Phenolic aldehydes are a type of natural phenol. Phenolics aldehydes can be found in wines and cognacs.Examples :* Hydroxybenzaldehydes* Protocatechuic aldehyde* Vanillin and isovanillin...

, an organic compound
Organic compound
An organic compound is any member of a large class of gaseous, liquid, or solid chemical compounds whose molecules contain carbon. For historical reasons discussed below, a few types of carbon-containing compounds such as carbides, carbonates, simple oxides of carbon, and cyanides, as well as the...

 and isomer
Isomer
In chemistry, isomers are compounds with the same molecular formula but different structural formulas. Isomers do not necessarily share similar properties, unless they also have the same functional groups. There are many different classes of isomers, like stereoisomers, enantiomers, geometrical...

 of vanillin
Vanillin
Vanillin is a phenolic aldehyde, an organic compound with the molecular formula C8H8O3. Its functional groups include aldehyde, ether, and phenol. It is the primary component of the extract of the vanilla bean. It is also found in Leptotes bicolor, roasted coffee and the Chinese red pine...

. It is a selective inhibitor of aldehyde oxidase
Aldehyde oxidase
Aldehyde oxidase is an enzyme which generates carboxylic acids from aldehydes. It catalyzes the conversion of an aldehyde in the presence of oxygen and water to an acid and hydrogen peroxide.* an aldehyde + H2O + O2 a carboxylate + H2O2 + H+...

. It is not a substrate of that enzyme, and is metabolized by aldehyde dehydrogenase
Aldehyde dehydrogenase
Aldehyde dehydrogenases are a group of enzymes that catalyse the oxidation of aldehydes.- Function :Aldehyde dehydrogenase is a polymorphic enzyme responsible for the oxidation of aldehydes to carboxylic acids, which leave the liver and are metabolized by the body’s muscle and heart...

 into isovanillic acid.
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