EP 1202972 A2 20020508 - METHOD FOR PREPARING QUINOLINE-5,8-DIONES
Title (en)
METHOD FOR PREPARING QUINOLINE-5,8-DIONES
Title (de)
VERFAHREN ZUR HERSTELLUNG VON CHINOLIN-5,8-DIONEN
Title (fr)
PROCEDE DE PREPARATION DE QUINOLEINE-5,8-DIONES
Publication
Application
Priority
- FR 0002295 W 20000810
- FR 9910491 A 19990813
Abstract (en)
[origin: US6515127B1] The invention concerns a method for preparing quinoline-5,8-diones of formula (I) wherein R1, R2 and R3 are as defined in claim 1, by light-induced oxygenation of a 8-hydroxyquinoline.
IPC 1-7
IPC 8 full level
C07D 215/12 (2006.01); C07D 215/14 (2006.01); C07D 215/06 (2006.01); C07D 215/24 (2006.01); C07D 215/48 (2006.01)
CPC (source: EP KR US)
C07D 215/18 (2013.01 - KR); C07D 215/20 (2013.01 - KR); C07D 215/24 (2013.01 - EP KR US); C07D 215/36 (2013.01 - KR); C07D 215/38 (2013.01 - KR); C07D 215/48 (2013.01 - EP KR US)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
US 6515127 B1 20030204; AU 7011200 A 20010313; AU 779500 B2 20050127; BR 0013547 A 20020409; CA 2393951 A1 20010222; CA 2393951 C 20100525; CN 1139575 C 20040225; CN 1370149 A 20020918; CZ 2002530 A3 20020515; EP 1202972 A2 20020508; FR 2797443 A1 20010216; FR 2797443 B1 20031031; HU P0202890 A2 20030128; HU P0202890 A3 20030428; IL 148042 A0 20020912; IL 148042 A 20070603; JP 2003507363 A 20030225; KR 100719398 B1 20070517; KR 20020023418 A 20020328; MX PA02001494 A 20020702; NO 20020670 D0 20020211; NO 20020670 L 20020415; NO 322649 B1 20061113; NZ 517041 A 20030926; PL 203362 B1 20090930; PL 353457 A1 20031117; SK 2052002 A3 20020910; SK 287416 B6 20100907; WO 0112597 A2 20010222; WO 0112597 A3 20010719; ZA 200200970 B 20030430
DOCDB simple family (application)
US 4937502 A 20020212; AU 7011200 A 20000810; BR 0013547 A 20000810; CA 2393951 A 20000810; CN 00811642 A 20000810; CZ 2002530 A 20000810; EP 00958663 A 20000810; FR 0002295 W 20000810; FR 9910491 A 19990813; HU P0202890 A 20000810; IL 14804200 A 20000810; IL 14804202 A 20020206; JP 2001516898 A 20000810; KR 20027001774 A 20020208; MX PA02001494 A 20000810; NO 20020670 A 20020211; NZ 51704100 A 20000810; PL 35345700 A 20000810; SK 2052002 A 20000810; ZA 200200970 A 20020204