(19)
(11) EP 0 771 319 A1

(12)

(43) Date of publication:
07.05.1997 Bulletin 1997/19

(21) Application number: 95925104.0

(22) Date of filing: 12.07.1995
(51) International Patent Classification (IPC): 
C07D 471/ 16( . )
(86) International application number:
PCT/JP1995/001382
(87) International publication number:
WO 1996/002542 (01.02.1996 Gazette 1996/06)
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE

(30) Priority: 15.07.1994 JP 19940163802

(71) Applicant: Takeda Chemical Industries, Ltd.
Osaka-shi, Osaka 541 (JP)

(72) Inventors:
  • TAKATANI, Muneo
    Kyoto-shi Kyoto 616 (JP)
  • SHIBOUTA, Yumiko
    Suita-shi Osaka 564 (JP)
  • TOMIMATSU, Kiminori
    Minoo-shi Osaka 562 (JP)
  • KAWAMOTO, Tetsuji
    Neyagawa-shi Osaka 572 (JP)

(74) Representative: Fürniss, Peter, Dr. 
Kuhnen, Wacker & Partner Alois-Steinecker-Strasse 22
85354 Freising
85354 Freising (DE)

   


(54) TRICYCLIC COMPOUNDS, THEIR PRODUCTION AND USE