C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 309/40 (2006.01)
Patent
CA 2187935
Pure maltol is recovered from a mixture containing maltol by extraction into an aqueous solution, optionally in the presence of a substantially water-immiscible solvent in which the maltol in the mixture is substantially insoluble.
La récupération du maltol pur à partir d'un mélange contenant du maltol s'effectue par extraction dans une solution aqueuse, éventuellement en présence d'un solvant pratiquement immiscible dans l'eau dans lequel le maltol contenu dans le mélange est pratiquement insoluble.
Dickey Kenneth D.
Guzek Donald B.
Hausman Russell J.
Cultor Corporation
Smart & Biggar
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