indole
Speech parts
1. indole - Noun
2. indole - Adjective
Meaning
(organic chemistry) An organic compound, C8H7N, found in coal tar, and produced in the gut by the bacterial decomposition of tryptophan; it is an aromatic bicyclic heterocycle having a benzene ring fused with a pyrrole ring; indole and its derivatives occur widely in nature and have many industrial applications.
Synonym: ketole
(organic chemistry) Any of the derivatives of indole1.
indole (comparative more indole, superlative most indole)
(obsolete) guileless
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Examples
For example, with the benzo-fused unsaturated nitrogen heterocycles, pyrrole provides indole or isoindole depending on the orientation.
The phenyl and indole chemical moieties in proteins absorb UV, and are made visible by blocking the fluorescence of the material beneath them—often UV brighteners in fabrics.
This is followed by oxidation by aldehyde dehydrogenase to 5-HIAA, the indole acetic acid derivative.
At least 11 main aromatic chemicals are in the fur, although indole and 3-methylindole are responsible for most of the smell.