Piperazine derivatives

US6649611B2 · kind B2 · utility

Assignee

• PFIZER INC. · US

Inventors

• Laura Cook Blumberg · Lincoln, US
• Matthew Frank Brown · Stonington, US
• Ronald P. Gladue · Stonington, US
• Molly McGlynn · New London, US
• Christopher Poss · Stonington, US

Key dates

• Filing date: Mar 29, 2001
• Grant date: Nov 18, 2003
• Expiry date: Mar 29, 2021

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D521/00
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A compound of the formula or the pharmaceutically acceptable salt thereof; wherein a, b, c, d, e, j, R1, R2, R3, and R4 are as defined herein and are useful to treat inflammation and other immune disorders.