Xanthine derivatives, process for their preparation and pharmaceutical compositions
申请人:SMITHKLINE BEECHAM PHARMA GmbH
公开号:EP0369744B1
公开(公告)日:1994-09-21
Xanthines
申请人:Beecham-Wuelfing GmbH & Co.K.G.
公开号:US05321029A1
公开(公告)日:1994-06-14
A compound of formula (I): ##STR1## or where appropriate a pharmaceutically acceptable salt thereof, wherein R.sup.1 and R.sup.2 each independently represent a moiety of formula (a): --(CH.sub.2).sub.m --A (a) wherein m represents zero or an integer 1, 2 or 3, A represents a substituted or unsubstituted cyclic hydrocarbon radical; and R.sup.3 represents hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted alkenyl, substituted or unsubstituted alkynyl or a moiety of formula (a) as defined above; a pharmaceutical composition comprising such a compound a process for preparing such a compound and the use of said compound and said composition in medicine.