Patent · US Expired

Aminophenoxyacetic acid derivatives and pharmaceutical composition containing thereof

US6998401B2 · kind B2 · utility

6Cited by
2References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 24, 2003
Grant dateFeb 14, 2006
Priority date
Expiry dateMar 24, 2023

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D401/12
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

There is provided an aminophenoxyacetic acid derivative of the following formula (I): wherein, R1, R2, R3 and R4 are, independent from each other, alkoxy group, alkyl group or aryl group, etc.; E1 and E2 are oxygen atom, sulfur atom, etc.; n is 0 to 5; X and Y are alkylene group, cycloalkylen group, or alkenylen group; Q is pheny group which may be substituted or benzoyl group, etc,or a pharmaceutically acceptable salt thereof.These compounds have neuroprotective effects by inducing calbindin D28Kd, one of Ca2+-binding proteins.

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