Method for stabilizing 1,4-dihydroxy-2-napthoic acid

Details Method for stabilizing 1,4-dihydroxy-2-napthoic acid Method for stabilizing 1,4-dihydroxy-2-napthoic acid

C - Chemistry, Metallurgy

07

C

C07C 51/42 (2006.01) A23C 9/152 (2006.01) A23L 1/30 (2006.01) A23L 2/00 (2006.01) C07C 65/11 (2006.01)

Patent

CA 2520052

A method for stabilizing 1,4-dihydroxy-2-naphthoic acid, which comprises reducing an oxygen dissolved in a solution containing 1,4-dihydroxy-2-naphthoic acid, and food or drink containing 1,4-dihydroxy-2-naphthoic acid.

L'invention concerne un procédé pour stabiliser de l'acide 1,4-dihydroxy-2-naphtoïque, caractérisé en ce que la quantité d'oxygène dissoute dans une solution contenant de l'acide 1,4-dihydroxy-2-naphtoïque est réduite. La présente invention porte également sur un aliment et sur une boisson contenant de l'acide 1,4-dihydroxy-2-naphtoïque.

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