Global Patent Index - EP 1315733 A2

EP 1315733 A2 2003-06-04 - METHOD FOR PRODUCING ANELLATED TETRAHYDRO-¬1H -TRIAZOLES

Title (en)

METHOD FOR PRODUCING ANELLATED TETRAHYDRO-¬1H -TRIAZOLES

Title (de)

VERFAHREN ZUR HERSTELLUNG ANELLIERTER TETRAHYDRO-¬1H -TRIAZOLE

Title (fr)

PROCEDE DE PREPARATION DE TETRAHYDRO-¬1H -TRIAZOLES ANNELES

Publication

EP 1315733 A2 (DE)

Application

EP 01972023 A

Priority

  • DE 10044457 A
  • EP 0110352 W

Abstract (en)

[origin: WO0220531A2] The invention relates to a method for producing anellated tetrahydro-[1H]-triazoles of formula I wherein the variables R<a>, Z, Z<1>, X, W, n and Q have the designations cited in patent claim 1, by cyclising compounds of general formula II wherein R represents C(X)OR<2> or C(X)SR<2>, X represents oxygen or sulphur, and R<2> has the designation cited in patent claim 1, in the presence of a base. The invention also relates to compounds of general formula I wherein W represents sulphur if Z represents a methylene group which is optionally substituted by R<a>, as well as other compounds of formula I wherein Q represents a benzoxazole or benzothiazole radical. The invention further relates to the uses of said compounds as herbicides.

IPC 1-7 (main, further and additional classification)

C07D 498/04; A01N 43/90; C07C 331/28; C07D 275/04; C07D 513/04

IPC 8 full level (invention and additional information)

A01N 43/90 (2006.01); A61B 17/32 (2006.01); C07B 61/00 (2006.01); C07C 331/28 (2006.01); C07D 273/00 (2006.01); C07D 275/04 (2006.01); C07D 413/12 (2006.01); C07D 417/12 (2006.01); C07D 498/04 (2006.01); C07D 513/04 (2006.01)

CPC (invention and additional information)

A01N 43/90 (2013.01); C07C 331/28 (2013.01); C07D 273/04 (2013.01); C07D 275/04 (2013.01); C07D 413/12 (2013.01); C07D 417/12 (2013.01); C07D 498/04 (2013.01); C07D 513/04 (2013.01)

Citation (search report)

See references of WO 0220531A3

Designated contracting state (EPC)

CH DE FR GB LI

EPO simple patent family

WO 0220531 A2 20020314; WO 0220531 A3 20030103; AU 9183601 A 20020322; CA 2421839 A1 20030307; EP 1315733 A2 20030604; JP 2004508377 A 20040318; US 2004097728 A1 20040520

INPADOC legal status


2007-11-07 [RTI1] TITLE (CORRECTION)

- Free text: METHOD FOR PRODUCING ANELLATED TETRAHYDRO-??1H -TRIAZOLES

2004-10-06 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20040401

2003-06-04 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20030307

2003-06-04 [AK] DESIGNATED CONTRACTING STATES:

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

2003-06-04 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Countries: AL LT LV MK RO SI