Patent · US Expired

Methods for synthesis of diarylmethanes

US7256197B2 · kind B2 · utility

0Cited by
2References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 12, 2004
Grant dateAug 14, 2007
Priority date
Expiry dateMay 10, 2024

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D239/95
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to dihydrofolate reductase inhibitors having an aromatic group and a heteroaromatic group linked by a methylene group; methods of preparation of dihydrofolate reductase inhibitors that include metal mediated cross coupling of an aromatic halide or heteroaromatic halide with an organozinc reagent; and methods of treatment and pharmaceutical compositions that utilize or comprise one or more of such dihydrofolate reductase inhibitors.

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