Patent · US Active

Intermediates for the preparation of lipoxin A4 analogs

US7994346B2 · kind B2 · utility

0Cited by

4References

21Claims

0Family size

Assignee

Bayer Schering Pharma AG · DE

Inventors

Danja Grossbach · Wuppertal, DE
William Guilford · San Leandro, US
Michael Sander · Blankenloch, DE

Key dates

Filing date	Nov 3, 2006
Grant date	Aug 9, 2011
Priority date	—
Expiry date	Nov 3, 2026

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07D317/22
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

This invention is directed to compounds useful as intermediates in the synthesis of lipoxin A4 analogs of the following formulas (I) and (II):wherein R1, R2, R3, R4 and R5 are described herein. These analogs are useful in treating inflammatory and autoimmune disorders in humans. These analogs are also useful in treating pulmonary or respiratory tract inflammation in humans.

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