Patent · US Active

Lappaconitine derivative with analgesic activity, and preparation and application thereof

US11840517B2 · kind B2 · utility

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10Claims
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Assignee

Inventors

Key dates

Filing dateJan 22, 2022
Grant dateDec 12, 2023
Priority date
Expiry dateJan 22, 2042

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D223/32
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Provided herein are a lappaconitine derivative of formula (I), and a preparation and application thereof.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.