Patent · US Expired

Glucocorticoids

US5616573A · kind A · utility

2Cited by

0References

6Claims

0Family size

Assignee

SCHERING CORPORATION · US

Inventors

Hans Zentel · Berlin, DE
Michael Topert · Berlin, DE
Henry Laurent
Thomas Brumby · Berlin, DE
Peter Esperling · Berlin, DE

Key dates

Filing date	Oct 6, 1995
Grant date	Apr 1, 1997
Priority date	—
Expiry date	Oct 6, 2015

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07J43/003
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

Glucocorticoids of general formula I EQU R--Val--O--GC (II), are described, in which O-GC is the radical of a 21-hydroxycorticoid that has an antiinflammatory action, Val represents a valine radical in the 21-position of the corticoid and R means a hydrogen atom or a hydrocarbon radical with up to 32 carbon atoms that is optionally substituted by hydroxy groups, amino groups, oxo groups and/or halogen atoms and/or interrupted by oxygen atoms, SO.sub.2 groups and/or NH groups and their salts.

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