EP 1037879 A1 20000927 - CONDENSED PYRIDINE DERIVATIVES
Title (en)
CONDENSED PYRIDINE DERIVATIVES
Title (de)
KONDENSIERTE PYRIDIN-DERIVATE
Title (fr)
DERIVES DE PYRIDINE CONDENSES
Publication
Application
Priority
- DE 19750401 A 19971114
- EP 9806909 W 19981031
Abstract (en)
[origin: DE19750401A1] Fused bicyclic 4-(N-(hydrocarbyloxycarbonyl)-N-(phenoxy- or pyridyloxy-acetyl)-amino)-pyridine derivatives (I) are new. Pyridine derivatives of formula (I) and their N-oxides and pyridine N-protonated salts are new. Carbamate intermediates (IV) are also new. R1 + R2 = group completing an optionally substituted, mono- or polyunsaturated, 5- or 6-membered fused ring; R3 = alkyl, alkenyl or (all optionally substituted) cycloalkyl, aryl or aralkyl; R4 = phenyl or pyridyl (both optionally substituted); X = halo, alkyl, alkoxy or haloalkyl; n = 0-4. Independent claims are included for the preparation of (I); and for new carbamate intermediates of formula (IV).
IPC 1-7
IPC 8 full level
A01N 43/42 (2006.01); A01N 47/18 (2006.01); A01N 47/20 (2006.01); C07D 213/75 (2006.01); C07D 215/42 (2006.01)
CPC (source: EP)
A01N 47/20 (2013.01); C07D 213/75 (2013.01); C07D 215/42 (2013.01)
Citation (search report)
See references of WO 9925694A1
Designated contracting state (EPC)
BE CH DE FR GB IT LI NL
DOCDB simple family (publication)
DE 19750401 A1 19990520; AU 1558699 A 19990607; EP 1037879 A1 20000927; JP 2001523667 A 20011127; WO 9925694 A1 19990527
DOCDB simple family (application)
DE 19750401 A 19971114; AU 1558699 A 19981031; EP 9806909 W 19981031; EP 98959820 A 19981031; JP 2000521078 A 19981031