Patent · US Active

Process for the preparation of intermediates useful in the preparation of Hepatitis C virus (HCV) inhibitors

US9957279B2 · kind B2 · utility

0Cited by

4References

32Claims

0Family size

Assignee

LAURUS LABS LIMITED · IN

Inventors

Kirshna R. Yalamareddy · Plano, US
Clifton Leigh · Windham, US
Sankar Subramanian · Waltham, US
Stephen Mccarron · Lexington, US
Omar Depaolis · Brookline, US
Lyndon Marble · Germantown, US

Key dates

Filing date	May 1, 2017
Grant date	May 1, 2018
Priority date	—
Expiry date	May 1, 2037

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D311/78
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention generally relates to a process for preparation of 9-halo-3-(2-haloacetyl)-10,11-dihydro-5H-dibenzo[c,g]chromen-8(9H)-one of Formula I, which is an intermediate in the preparation of Hepatitis C Virus (HCV) inhibitors.

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