Patent · US Expired

Calanolide analogues and methods of their use

US6277879A · kind A · utility

5Cited by
16References
114Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 1998
Grant dateAug 21, 2001
Priority date
Expiry dateOct 15, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D493/14
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Calanolide analogues that demonstrate potent antiviral activity against many viruses are provided. Also provided is a method of using calanolide analogues for treating or preventing viral infections. The calanolide analogues provided are obtained via syntheses employing chromene 4 and chromanone 7 as key intermediates.

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