CARMINIC ACID CHELATE COMPOUND, METHOD FOR ITS PREPARING, FOODSTUFF AND BEVERAGE CONTAINING CARMINIC ACID COMPLEX COMPOUND

摘要

FIELD: organic chemistry, dyes, food industry.;SUBSTANCE: invention relates to carminic acid chelate compound designated for staining foodstuffs. Invention describes a carminic acid chelate compound representing product of interaction of carminic acid with organic salt of bivalent metal MX wherein: M is a bivalent metal taken among the group including Ca, Mg, Sr and Ba; X is anion of organic acid taken among the group including GliP^-, AcO^-, Cit^- and Lact^- wherein GliP^- is anion of glycerolphosphoric acid; AcO^- is anion of acetic acid; Lact^- is anion of lactic acid; Cit^- is anion of citric acid. Also, invention relates to a method for preparing a carminic acid chelate compound. Also, invention claims foodstuff and beverage comprising carminic acid chelate compound as a dye described above. Invention provides preparing stable intense staining the broad assortment of foodstuffs being without increased dye consumption.;EFFECT: improved preparing method, valuable properties of dye.;4 cl, 14 ex