Patent · US Active

Process for the preparation of 2-cyanophenylboronic acid and esters thereof

US9000205B2 · kind B2 · utility

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21Claims
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Assignee

Inventors

Key dates

Filing dateJul 24, 2013
Grant dateApr 7, 2015
Priority date
Expiry dateJul 24, 2033

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07F7/025
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to a process for the synthesis of 2-cyanophenylboronic acid and the esters and salts thereof of formula (II), which are intermediates of the synthesis of active pharmaceutical ingredients such as Perampanel or E2040. formula (II): (II).

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