(19)
(11) EP 0 135 521 A1

(12)

(43) Date of publication:
03.04.1985 Bulletin 1985/14

(21) Application number: 84900628.0

(22) Date of filing: 31.01.1984
(51) International Patent Classification (IPC): 
C07D 498/ 00( . )
C07D 521/ 00( . )
C07D 503/ 00( . )
(86) International application number:
PCT/GB1984/000024
(87) International publication number:
WO 1984/003092 (16.08.1984 Gazette 1984/20)
(84) Designated Contracting States:
CH DE FR GB LI NL

(30) Priority: 10.02.1983 GB 19830003649

(71) Applicant: BEECHAM GROUP PLC
Brentford Middlesex TW8 9BD (GB)

(72) Inventors:
  • HARBRIDGE, John, Barry
    Surrey RH1 2EU (GB)
  • BROOKS, Gerald
    Surrey RH2 9HW (GB)

(74) Representative: Greaves, Carol Pauline 
Beecham Pharmaceuticals Great Burgh Yew Tree Bottom Road
Epsom Surrey KT18 5XQ
Epsom Surrey KT18 5XQ (GB)

   


(54) CLAVAM DERIVATIVES