Use
(Gamma)-Undecalactone is a synthetic flavoring agent that is a
colorless to yellow liquid of strong peach fruit odor. it is unstable to
alkali and stable to weak organic acids. it should be stored in glass or
tin containers. it is used in flavors for its peach note and has applica-
tion in gelatins, puddings, beverages, ice cream, and candy at
7–11 ppm.