carminic acid


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Related to carminic acid: carmine

car·min·ic ac·id

(kar-min'ik as'id),
A glucoside of an anthracenequinone carboxylic acid; the essential constituent of carmine.

carminic acid

/car·min·ic acid/ (kahr-min´ik) the active principle of carmine and cochineal, C22H20O13.
References in periodicals archive ?
The composition comprises at least one natural dye chosen from orceins, alizarin, purpurin, carminic acid, kermesic acid, purpuroqallin, protocatechaldehyde, indigo, curcumin, spinulosin, apiqenidin, chlorophyllin, sorghum, and cochineal carmine and at least one organic solvent.
Wild cochineal bugs exist throughout the hemisphere, but the people in the Oaxaca Valley developed a larger domesticated variety higher in carminic acid purity although intolerant of rain or cold.
Carminic acid, the active colouring agent, is one of the safest dyes that exist and is commonly used in foods and cosmetics.