(19)
(11)
EP 0 639 075 A1
(12)
(43)
Date of publication:
22.02.1995
Bulletin 1995/08
(21)
Application number:
92900837.0
(22)
Date of filing:
14.11.1991
(51)
International Patent Classification (IPC):
C07D
239/
48
( . )
A61P
31/
04
( . )
A61K
31/
505
( . )
C07D
487/
04
( . )
(86)
International application number:
PCT/US1991/008515
(87)
International publication number:
WO 1992/008461
(
29.05.1992
Gazette 1992/12)
(84)
Designated Contracting States:
AT BE CH DE DK ES FR GB GR IT LI LU NL SE
(30)
Priority:
14.11.1990
US 19900613619
16.07.1991
US 19910730691
(71)
Applicant:
CHIRON CORPORATION
Emeryville California 94608-2916 (US)
(72)
Inventors:
KOMPIS, Ivan
Basel (CH)
BLANEY, Jeffrey, M.
Oakland, CA 94611 (US)
MARLOW, Charles, K.
San Francisco, CA 94131 (US)
(74)
Representative:
Goldin, Douglas Michael, et al
J.A. KEMP & CO. 14, South Square Gray's Inn
London WC1R 5LX
London WC1R 5LX (GB)
(54)
SPECIFIC INHIBITION OF DIHYDROFOLATE REDUCTASE AND COMPOUNDS THEREFOR