carminic acid


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Related to carminic acid: carmine

carminic acid

[kär′min·ik ′as·əd]
(organic chemistry)
C22H20O13 A glucosidal hydroxyanthrapurin that is derived from cochineal; a red crystalline dye used as a stain for biological materials. Also known as cochinilin.
References in periodicals archive ?
50) Dye: (0) < 12% carminic acid; (1) > 12% carminic acid.
Quimica Universal specializes in the production of carminic acid and annatto, natural colors used in food and other applications.
The extract was analyzed for boron using the azomethine/H carminic acid method (American Wood-Preservers' Association Standard A2 Method 16 [AWPA 2004]).
Carmine, the bright red pigment derived from carminic acid contained in the wings of insects such as beetles, is often used to manufacture artificially-colored cosmetic products.