Global Patent Index - EP 1037879 A1

EP 1037879 A1 2000-09-27 - CONDENSED PYRIDINE DERIVATIVES

Title (en)

CONDENSED PYRIDINE DERIVATIVES

Title (de)

KONDENSIERTE PYRIDIN-DERIVATE

Title (fr)

DERIVES DE PYRIDINE CONDENSES

Publication

EP 1037879 A1 (DE)

Application

EP 98959820 A

Priority

  • DE 19750401 A
  • EP 9806909 W

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 (main, further and additional classification)

C07D 215/42; A01N 43/42; A01N 47/18; C07D 221/04

IPC 8 full level (invention and additional information)

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 (invention and additional information)

C07D 213/75 (2013.01); A01N 47/20 (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

EPO simple patent family

DE 19750401 A1 19990520; AU 1558699 A 19990607; EP 1037879 A1 20000927; JP 2001523667 A 20011127; WO 9925694 A1 19990527

INPADOC legal status


2002-01-02 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20010503

2000-09-27 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000614

2000-09-27 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): BE CH DE FR GB IT LI NL