Patent · US Expired

Process for synthesis of D1 receptor antagonists

US6875866B2 · kind B2 · utility

6Cited by
3References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 19, 2003
Grant dateApr 5, 2005
Priority date
Expiry dateFeb 19, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D223/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

In one embodiment, the present invention describes the synthesis of a compound of formula and intermediates therefor.

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