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公开(公告)号：US20240368107A1
公开(公告)日：2024-11-07
申请号：US18654212
申请日：2024-05-03
Applicant: HEALTHTECH BIO ACTIVES, S.L.U.
IPC: C07D311/32
Abstract: A preparation process of quercetin of formula (1) comprising a) hydrolysis of rutin of formula (II) or an aqueous rutin containing extract, in the presence of water as only solvent and an acid in catalytic amounts; and b) isolation of the quercetin thus obtained. The quercetin thus obtained.
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