The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 13, 2009
Filed:
Feb. 06, 2004
Zhenwei Miao, San Diego, CA (US);
Ying Sun, Waltham, MA (US);
Suanne Nakajima, Cambridge, MA (US);
Datong Tang, Malden, MA (US);
Frank Wu, Shrewsbury, MA (US);
Guoyou Xu, Auburndale, MA (US);
Yat S. OR, Watertown, MA (US);
Zhe Wang, Hockessin, DE (US);
Zhenwei Miao, San Diego, CA (US);
Ying Sun, Waltham, MA (US);
Suanne Nakajima, Cambridge, MA (US);
Datong Tang, Malden, MA (US);
Frank Wu, Shrewsbury, MA (US);
Guoyou Xu, Auburndale, MA (US);
Yat S. Or, Watertown, MA (US);
Zhe Wang, Hockessin, DE (US);
Enanta Pharmaceuticals, Inc., Watertown, MA (US);
Abstract
The present invention relates to compounds of Formula I, II or Ill, or a pharmaceutically acceptable salt, ester, or prodrug, thereof: wherein W is a substituted or unsubstituted heterocyclic ring system. The compounds inhibit serine protease activity, particularly the activity of hepatitis c virus (HCV) NS3-NS4A protease. Consequently, the compounds of the present invention interfere with the life cycle of the hepatitis c virus and are also useful as antiviral agents. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HCV infection. The invention also relates to methods of treating an HCV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.