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公开(公告)号：US20250129007A1
公开(公告)日：2025-04-24
申请号：US18833182
申请日：2023-01-24
Applicant: SPECIALTY OPERATIONS FRANCE
Inventor： Eric Muller , Valery Dambrin
IPC: C07C51/38
Abstract: The present invention relates to a process for preparing para-hydroxycinnamic acid from para-hydroxybenzaldehydes by reaction with malonic acid in the presence of at least one of an amino acid and acetic acid. The process may include a condensation reaction between a para-hydroxybenzaldehyde compound with malonic acid in the presence of at least one of an amino acid and acetic acid.
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