Patent · US Active

Processes and intermediates for preparing a macrocyclic protease inhibitor of HCV

US9586893B2 · kind B2 · utility

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2Claims

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Assignee

Janssen Pharmaceuticals, Inc. · BE

Inventors

Dominic John Ormerod · Hoogstraten, BE
Dominique Paul Michel Depré · Hamme-Mille, BE
Andras Horvath · Turnhout, BE

Key dates

Filing date	Mar 16, 2011
Grant date	Mar 7, 2017
Priority date	—
Expiry date	Aug 22, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C2601/08
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A process for preparing [(1R,2R)-4-oxo-1,2-cyclopentanedicarboxylic acid II, by the resolution of racemic 4-oxo-1,2-cyclopentanedicarboxylic acid (V), said process comprising:

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