Patent · US Expired

Crystalline antifungal polymorph

US6713481B1 · kind B1 · utility

4Cited by
6References
5Claims
0Family size

Inventors

Key dates

Filing dateOct 5, 1998
Grant dateMar 30, 2004
Priority date
Expiry dateSep 25, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D233/56
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The crystalline polymorph Form I of (−)-4-[4-[4-[4-[[(2R-cis)-5-(2,4-difluorophenyl)tetrahydro-5-(1H-1,2,4-triazol-1-ylmethyl)furan-3-yl]methoxy]phenyl]-1-piperazinyl]phenyl-2,4-dihydro-2-[(S)-1-ethyl-2(S)-hydroxylpropyl]-3H-1,2,4-triazol-3-one represented by the formula I pharmaceutical compositions containing such a polymorph and methods of using such a polymorph to treat fungal infections in mammals are disclosed.

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