Herbicides

A compound of formula I

• wherein
• R1 and R3 are each independently of the other ethyl, haloethyl, ethynyl, C1-C2alkoxy, C1-C2haloalkoxy, C1-C2alkylcarbonyl, C1-C2hydroxyalkyl or C1-C2alkoxycarbonyl;
• Q is a group
• G10 is hydrogen, —C(X1)—R20, —C(X2)—X3—R21, —C(X4)—N(R22)—R23, —SO2—R24, an alkali metal cation, alkaline earth metal cation, sulfonium cation or ammonium cation, —P(X5)(R25)—R26 or —CH2—X6—R27;
• X1, X2, X3, X4, X5 and X6 are each independently of the others oxygen or sulfur;
• R20, R21, R22 and R23 are each independently of the others hydrogen, C1-C10alkyl, C2-C10alkenyl, C2-C10alkynyl, C1-C10haloalkyl, C1-C10cyanoalkyl, C1-C10nitroalkyl, C1-C10aminoalkyl, C1-C5alkylamino-C1-C5alkyl, C2-C8dialkylamino-C1-C5alkyl, C3-C7cycloalkyl-C1-C5alkyl, C2-C10alkoxyalkyl, C4-C10alkenyloxyalkyl, C4-C10alkynyloxyalkyl, C2-C10alkylthioalkyl, C1-C5alkylsulfoxyl-C1-C5alkyl, C1-C5alkylsulfonyl-C1-C5alkyl, C2-C8alkylideneaminooxy-C1-C5alkyl, C1-C5alkylcarbonyl-C1-C5alkyl, C1-C5alkoxycarbonyl-C1-C5alkyl, C1-C5aminocarbonyl-C1-C5alkyl, C2-C8dialkylaminocarbonyl-C1-C5alkyl, C1-C5alkylcarbonylamino-C1-C5alkyl, C1-C5alkylcarbonyl-(C2-C5alkyl)-aminoalkyl, C3-C6trialkylsilyl-C1-C5alkyl, phenyl-C1-C5alkyl, heteroaryl-C1-C5alkyl, phenoxy-C1-C5alkyl, heteroaryloxy-C1-C5alkyl, C2-C5alkenyl, C2-C5haloalkenyl, C3-C8cycloalkyl, phenyl, or phenyl substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro, or heteroaryl or heteroarylamino, or heteroaryl or heteroarylamino substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro, diheteroarylamino, or diheteroarylamino substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro, phenylamino, or phenylamino substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro, diphenylamino, or diphenylamino substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro, or C3-C7cycloalkylamino, di-C3-C7cycloalkylamino or C3-C7cycloalkoxy;
• R24, R25 and R26 are hydrogen, C1-C10alkyl, C2-C10alkenyl, C2-C10alkynyl, C1-C10haloalkyl, C1-C10cyanoalkyl, C1-C10nitroalkyl, C1-C10aminoalkyl, C1-C5alkylamino-C1-C5alkyl, C2-C8dialkyl-amino-C1-C5alkyl, C3-C7cycloalkyl-C1-C5alkyl, C2-C10alkoxyalkyl, C4-C10alkenyloxyalkyl, C4-C10alkynyloxyalkyl, C2-C10alkylthioalkyl, C1-C5alkylsulfoxyl-C1-C5alkyl, C1-C5alkylsulfonyl-C1-C5alkyl, C2-C8alkylideneaminooxy-C1-C5alkyl, C1-C5alkylcarbonyl-C1-C5alkyl, C1-C5alkoxycarbonyl-C1-C5alkyl, C1-C5aminocarbonyl-C1-C5alkyl, C2-C8dialkylaminocarbonyl-C1-C5alkyl, C1-C5alkylcarbonyl-amino-C1-C5alkyl, C1-C5alkylcarbonyl-(C2-C5alkyl)-aminoalkyl, C3-C6trialkylsilyl-C1-C5alkyl, phenyl-C1-C5alkyl, heteroaryl-C1-C5alkyl, phenoxy-C1-C5alkyl, heteroaryloxy-C1-C5alkyl, C2-C5alkenyl, C2-C5haloalkenyl, C3-C8cycloalkyl, phenyl, or phenyl substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro, or heteroaryl or heteroarylamino, or heteroaryl or heteroarylamino substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro, diheteroarylamino, or diheteroarylamino substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro, phenylamino, or phenylamino substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro, diphenylamino, or diphenylamino substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro, or C3-C7cycloalkylamino, di-C3-C7cyclo-alkylamino, C3-C7cycloalkoxy, C1-C10alkoxy, C1-C10haloalkoxy, C1-C5alkylamino, C2-C8dialkylamino, benzyloxy or phenoxy, wherein the benzyl and phenyl groups may in turn be substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro;
• R27 is C1-C10alkyl, C2-C10alkenyl, C2-C10alkynyl, C1-C10haloalkyl, C1-C10cyanoalkyl, C1-C10nitroalkyl, C1-C10aminoalkyl, C1-C5alkylamino-C1-C5alkyl, C2-C8dialkylamino-C1-C5alkyl, C3-C7cycloalkyl-C1-C5alkyl, C2-C10alkoxyalkyl, C4-C10alkenyloxyalkyl, C4-C10alkynyloxyalkyl, C2-C10alkylthioalkyl, C1-C5alkylsulfoxyl-C1-C5alkyl, C1-C5alkylsulfonyl-C1-C5alkyl, C2-C8alkylideneaminooxy-C1-C5alkyl, C1-C5alkylcarbonyl-C1-C5alkyl, C1-C5alkoxycarbonyl-C1-C5alkyl, C1-C5aminocarbonyl-C1-C5alkyl, C2-C8dialkylaminocarbonyl-C1-C5alkyl, C1-C5alkylcarbonylamino-C1-C5alkyl, C1-C5alkylcarbonyl-(C2-C5alkyl)-aminoalkyl, C3-C6trialkylsilyl-C1-C5alkyl, phenyl-C1-C5alkyl, heteroaryl-C1-C5alkyl, phenoxy-C1-C5alkyl, heteroaryloxy-C1-C5alkyl, C2-C5alkenyl, C2-C5haloalkenyl, C3-C8cycloalkyl, phenyl, or phenyl substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro, or heteroaryl or heteroarylamino, or heteroaryl or heteroarylamino substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro, diheteroarylamino, diheteroarylamino substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro, or phenylamino, phenylamino substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro, diphenylamino, diphenyl-amino substituted by C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy, C1-C3haloalkoxy, halogen, cyano or by nitro, C3-C7cycloalkylamino, di-C3-C7cycloalkylamino, C3-C7cycloalkoxy or C1-C10alkylcarbonyl;
• Y2 is oxygen,
• R55 is C1-C10alkyl, C2-C10alkenyl, C2-C10alkynyl, C1-C10haloalkyl, C2-C10alkoxyalkyl, C3-C10alkenyloxyalkyl, C3-C10alkynyloxyalkyl, C2-C10alkylthioalkyl, C2-C10alkylsulfinylalkyl, C2-C10alkylsulfonylalkyl, C2-C10alkylcarbonylalkyl, C3-C10cycloalkyl, aryl or heteroaryl;
• R137 is hydrogen, C1-C10alkyl, C2C10alkenyl, C2-C10alkynyl or C1-C10alkoxyalkyl;
• or
• R55 and R137, together with the atoms to which they are bonded, form a 3- to 7-membered cyclic group that may contain one or two hetero atoms selected from nitrogen, oxygen and sulfur;
• R138 and R139 are each independently of the other hydrogen, C1-C10alkyl, C2-C10alkenyl, C2-C10alkynyl or C2-C10alkoxyalkyl;
• and
• R140 and R141 are each independently of the other hydrogen, C1-C10alkyl, C2-C10alkenyl, C2-C10alkynyl or C1-C10alkoxyalkyl;
• or
• R55 and C—R140, together with the atoms to which they are bonded, form a saturated or unsaturated 3- to 7-membered cyclic group that may contain one or two hetero atoms selected from nitrogen, oxygen and sulfur;
• R142 is hydrogen, C1-C10alkyl, C1-C10haloalkyl, C2-C10alkoxyalkyl, C3-C10alkenyloxyalkyl, C3-C10alkynyloxyalkyl, C2-C10alkylthioalkyl, C2-C10alkylsulfinylalkyl, C2-C10alkylsulfonylalkyl, C3-C10cycloalkyl, aryl or heteroaryl;
• or
• R55 and N—R142, together with the atoms to which they are bonded, form a saturated or unsaturated 3 to 7-membered cyclic group that may contain one or two hetero atoms selected from nitrogen, oxygen and sulfur;
• or an agronomically tolerable salt, isomer or enantiomer of such a compound.