(19)
(11) EP 0 048 251 A1

(12)

(43) Date of publication:
31.03.1982 Bulletin 1982/13

(21) Application number: 81900742.0

(22) Date of filing: 23.03.1981
(51) International Patent Classification (IPC): 
C07C 29/ 14( . )
 C07C 45/ 68( . )
(86) International application number:
PCT/SE1981/000092
(87) International publication number:
WO 1981/002735 (01.10.1981 Gazette 1981/23)
(84) Designated Contracting States:
CH DE FR GB LI SE

(30) Priority: 24.03.1980 SE 19800001124

(71) Applicants:
  • HOPFINGER, Alfred
    S-163 73 Spänga (SE)
  • SJÖBERG, kjell
    S-182 74 Stocksund (SE)

(72) Inventors:
  • HOPFINGER, Alfred
    S-163 73 Spänga (SE)
  • SJÖBERG, kjell
    S-182 74 Stocksund (SE)

   


(54) A PROCESS FOR THE PREPARATION OF DIFUNCTIONAL ALDEHYDES