anthranilic acid

[an-thruh-nil-ik, an-]

noun

Chemistry.

1. a yellowish crystalline compound, C 7 H 7 NO 2 , soluble in hot water, alcohol, and ether: used in the manufacture of dyes, pharmaceuticals, and perfumes.

Word History and Origins

Origin of anthranilic acid¹

anthr(acene) + anil(ine) + -ic

Example Sentences

Coburn, C. & Gems, D. The mysterious case of the C. elegans gut granule: death fluorescence, anthranilic acid and the kynurenine pathway.

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The blue fluorescence, seen only when the worms are under ultraviolet light, comes from anthranilic acid, an organic compound produced inside little granules that line the worm’s intestine.

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This initial investigation led them to the discovery that the anthranilic acid fluoresces and the calcium wave triggers the event.

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The drop in pH amplifies the anthranilic acid’s natural fluorescence, generating a blue flash that follows the calcium wave.

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It is advisable to titrate the crude anthranilic acid with standard alkali and phenolphthalein before starting the experiment.

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