Patent Number: 8,791,303

Title: Herbicides

Abstract: Compounds of formula (I) are suitable for use as herbicides: wherein R is methyl, ethyl, vinyl, ethynyl or cyclopropyl, R.sup.1 is hydrogen, C.sub.1-C.sub.6alkyl, C.sub.1-C.sub.6haloalkyl, C.sub.3-C.sub.7cycloalkyl, C.sub.1-C.sub.6alkoxy, C.sub.1-C.sub.6haloalkoxy, vinyl, propenyl, ethynyl, propynyl, halogen, or optionally substituted phenyl, R.sup.2 is methyl, ethyl, vinyl, ethynyl or methoxy, R.sup.3 and R.sup.4 are hydrogen or together form a double bond, A is C.sub.3-C.sub.7cycloalkyl which is unsubstituted or substituted once or twice by C.sub.1-C.sub.6alkyl, C.sub.1-C.sub.6haloalkyl, C.sub.1-C.sub.6alkoxy, C.sub.1-C.sub.6alkylcarbonyloxy, C.sub.2-C.sub.6alkenyl, .dbd.O or .dbd.N--R.sup.10, or A is cyclohexyl substituted once, at the 4-position, by one (C.sub.3-C.sub.6cycloalkyl)methoxy, C.sub.3-C.sub.6cycloalkyloxy, C.sub.2-C.sub.5alkenyl-CH.sub.2-oxy, or benzyloxy substituent, or A is decahydro-1-naphthyl or decahydro-2-naphthyl, or A is optionally substituted phenyl, and G is hydrogen or an agriculturally acceptable metal, sulfonium, ammonium or a latentiating group. ##STR00001##

Inventors: Foley; Daniel Jason (Blackthorn, GB), Jeanmart; Stephane Andre Marie (Stein, CH), Longstaff; Adrian (Centre Bracknell, GB), Parsons; Robert William (Bracknell, GB), Russell; Claire Janet (Bracknell, GB), Taylor; John Benjamin (Bracknell, GB), Wailes; Jeffrey Steven (Bracknell, GB)

Assignee: Syngenta Limited

International Classification: C07C 49/657 (20060101); A01N 25/22 (20060101); A01N 37/52 (20060101); A01N 37/34 (20060101)

Expiration Date: 7/29/12018