PROBLEM TO BE SOLVED: To provide a new 4-vinyl catechol polymer compound having more powerful physiological activity than well-known epigallocatechin gallate, and to provide a synthetic method thereof.;SOLUTION: This invention relates to a compound represented by formula (1). Since the new 4-vinyl catechol polymer compound is excellent in safety as well as excellent in physiological activity so as to have extremely superior lipase inhibitory activity and anti-cancer activity, it can be blended into food, pharmaceuticals or cosmetics.;COPYRIGHT: (C)2012,JPO&INPIT
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