Stabilizing of cinnamic aldehyde-containing flavors with...

A - Human Necessities – 61 – K

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A61K 7/16 (1985.01)

Patent

CA 1254149

ABSTRACT OF THE DISCLOSURE Dentifrice formulations having improved stabilitt against discoloration upon aging comprising an unsaturated aldehyde flavoring agent selected from the group consisting of cinnamic aldehyde and citral and about 0.1-5% of (1) a terpene or sesquiterpene color stabilizer character- ized by trisubstituted double bonds and preferably selected from the group consisting of limonene and essential oils rich in limonene such as citrus oils, ocimene, caryophyliene and clove sesquiterpenes, myrcene, terpene derivatives thereof such as citronellyl acetate, and mixtures thereof, or (2) propylene glycol, dipropylene glycol and mixtures thereof, in a dental vehicle free of oxidizing agents such as peracids and salts thereof and maintained at a pH below 8.5 and preferably acid to slightly alkaline (about 5-7.5).

473837

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