Global Patent Index - EP 1272476 A1

EP 1272476 A1 20030108 - 2-PHENYL-2H-PYRIDAZINE-3-ONES

Title (en)

2-PHENYL-2H-PYRIDAZINE-3-ONES

Title (de)

2-PHENYL-2H-PYRIDAZIN-3-ONE

Title (fr)

2-PHENYL-2H-PYRIDAZIN-3-ONES

Publication

EP 1272476 A1 20030108 (DE)

Application

EP 01936233 A 20010412

Priority

  • DE 10018631 A 20000414
  • EP 0104214 W 20010412

Abstract (en)

[origin: WO0179183A1] The invention relates to 2-phenyl-2H-pyridazine-3-ones of general formula (I), wherein the variables R<1>, R<2> and X have the following meanings: X represents halogen; R<1> represents hydrogen or C1-C4 alkyl, and; R<2> represents chlorine, OR<3> or NR<4>R<5>, wherein R<3>, R<4> and R<5> have the meanings as cited in Claim No. 1. The invention also relates to the agriculturally suitable salts of compounds of formula (I). The invention additionally relates to the use of compounds (I) and the salts thereof as herbicides and/or for the desiccation and/or defoliation of plants, to herbicidal agents, and to agents for desiccating and/or defoliating plants, which contain, as active substances, compounds (I) and/or the salts thereof. Lastly, the invention relates to methods for controlling unwanted plant growth (harmful plants) and for the desiccation and/or defoliation of plants using compounds (I) and/or the salts thereof.

IPC 1-7

C07D 237/14; A01N 43/58; C07C 243/22; C07C 251/76

IPC 8 full level

A01N 43/58 (2006.01); C07C 243/22 (2006.01); C07C 251/76 (2006.01); C07D 237/14 (2006.01)

CPC (source: EP US)

A01N 43/58 (2013.01 - EP US); C07C 243/22 (2013.01 - EP US); C07C 251/76 (2013.01 - EP US); C07D 237/14 (2013.01 - EP US)

Citation (search report)

See references of WO 0179183A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

DOCDB simple family (publication)

WO 0179183 A1 20011025; AU 6219701 A 20011030; CA 2406227 A1 20011025; EP 1272476 A1 20030108; US 2003130123 A1 20030710

DOCDB simple family (application)

EP 0104214 W 20010412; AU 6219701 A 20010412; CA 2406227 A 20010412; EP 01936233 A 20010412; US 25731102 A 20021010