(19)
(11) EP 1 153 018 A1

(12)

(43) Date of publication:
14.11.2001 Bulletin 2001/46

(21) Application number: 00903579.1

(22) Date of filing: 15.01.2000
(51) International Patent Classification (IPC)7: C07D 263/62
(86) International application number:
PCT/EP0000/277
(87) International publication number:
WO 0044/732 (03.08.2000 Gazette 2000/31)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 27.01.1999 EP 99810067

(71) Applicant: Ciba Specialty Chemicals Holding Inc.
4057 Basel (CH)

(72) Inventors:
  • OHREN, Stefan
    D-79639 Grenzach-Wyhlen (DE)
  • REINEHR, Dieter
    D-79400 Kandern (DE)

   


(54) PROCESS FOR THE PREPARATION OF 4,4'-BIS(2-BENZOXAZOLYL)STILBENES