Patent DE-19961465-A1 (DE)
Title: Selective herbicidal composition, especially useful for weed control in maize and cereals, comprises a phenyl ketone herbicide and a safener
Inventor: GLOCK JUTTA
IPC: A01N41/10
Filed: 1999-12-20
Abstract: Selective herbicidal composition comprises a phenyl ketone herbicide (I) and a safener (II).  Selective herbicidal composition comprises a phenyl ketone herbicide of formula (I) and a safener of formula (IIa) (sic) - (IIh). Q = optionally substituted mono-or bicyclic heterocycle or cycloalkyl; R4  = 1-4C alkyl, 1-4C haloalkyl, 1-4C alkoxyalkyl, 2-6C alkenyl, 2-6C alkynyl, halogen, NO2, alkoxycarbonyl, alkylcarbonyl, alkylthio, alkylsulfone, alkylsullfoxide or mono or dialkylaminosulfonyl; R5  = H, 1-4C alkyl, 1-4C alkoxy, 1-4C alkylthio, 1-4C haloalkyl, 1-4C alkoxyalkyl, alkoxycarbonyl, alkylcarbonyl or CN; or R4 + R5 = -SOq-(optionally substituted 2C alkyl)-; q = 0 - 2; R6  = 1-4C haloalkyl, halogen, NO2, CN, alkoxycarbonyl, alkylcarbonyl, alkylthio, alkylsulfone, alkylsullfoxide or mono or dialkylaminosulfonyl; R28  = H, 1-6C alkyl, 3-6C cycloalkyl, 3-6C alkenyl or 3-6C alkynyl;  R29 - R31  = H, 1-6C alkyl, 3-6C cycloalkyl or 1-6C alkoxy, but not all H;  R32  = H or 1-8C alkyl optionally substituted by 1-6C alkoxy or 3-6C alkenyloxy;  E = N or CH; R38 = 1-4C alkyl; R39 = CCl3, phenyl or halophenyl; X1 = H or Cl; R35, R36  = H, 1-8C alkyl, 3-8C cycloalkyl, 3-6C alkenyl, 3-6C alkynyl,  optionally substituted phenyl, or 1-4C alkyl substituted by 1-4C alkoxy or optionally substituted phenyl; or R35 + R36 = 4-6C alkylene optionally interrupted by O, S, SO, SO2, NH or NA; R37 = H or 1-4C alkyl; R33  = H, halogen, CN, CF3, NO2, A, OA, SA, S(O)A, SO2A, C(O)ORj, C(O)NRkRm, C(O)Rn, SO2NRkRm or OSO2A; A = 1-4C alkyl; R34  = H, halogen, A, CF3, OA, SA or C(O)ORj; or  R33 + R34 = A''; Rj, Rk, Rm = H or A; or Rk + Rm = optionally interrupted 4-6C alkylene; Rn = A or optionally substituted phenyl; A'' = 3-4C alkylene (optionally substituted by halogen or A), 3-4C alkenylene optionally substituted by halogen or A) or 4C alkadienylene (optionally substituted by halogen or 1-6C alkyl);  A2 = phenyl, pyridyl, naphthyl, furyl or thienyl all optionally substituted; R42, R43 = 1-6C alkyl or 2-6C alkenyl; or R42 + R43 = optionally substituted mono or bicyclic heterocycle containing 1 O or N; R65 = CN or CF3; R66 = H or Cl; R67 = H or CH3; R68 = H, optionally substituted 1-4C alkyl, A', NO2, CN, alkoxycarbonyl, amino, mono- or dialkylamino, mono- or dialkylaminosulfonyl, or mono- or dialkylcarbonyl; R69 = H, halogen, CF3, A, OA or OA'; R70 = H, halogen or A; A' = 1-4C haloalkyl; U1, V', W1, Z4  = O (non adjacent), S, CR81R82, C(O), NR83, C=CHOC(R71)(R72)C(O)A1 (x), C=CHOC(R71)(R72)(R91) (xi), provided that at least one is C(O) and one is (x) or (xi) adjacent to C(O); R71, R72, R81, R82 = H or 1-8C alkyl; or R71 + R72, R81 + R82 = 2-6C alkylene; R83 = H or 1-8C alkyl; R91 = 2-4C alkenyl or 2-4C alkynyl; A1  = Y1R73, amino, mono-or di-substituted amino, or N containing heterocycle optionally containing O, S or substituted N; Y1 = O or S; R73 = H, 1-8C alkyl, 1-8C haloalkyl, (1-4C alkoxy)-(1-8C alkyl), (3-6C alkenyloxy)-(1-8C alkyl), phenyl-(1-8C alkyl) (optionally ring-substituted by halogen, A, CF3, OMe or SOsMe), 3-6C alkenyl, 3-6C haloalkenyl, phenyl-(3-6C alkenyl), 3-6C alkynyl, phenyl-(3-6C alkynyl), oxetanyl, furfuryl or tetrahydrofurfuryl;  r = 0 or 1; and s = 0 - 2. N.B.  Full definitions are given in the DEFINITIONS:  Full Definitions.