| abstract |
Uracil compounds of general formula (i) wherein R1 is hydrogen, halogen, cyano, or alkyl; R2 is alkyl, haloalkyl, alkenyl, alkynyl, N(R61)R62, or N=C(R61)R62, wherein R?61 and R62¿ are the same or different and independently hydrogen, alkyl, or haloalkyl; R3 is alkyl or haloalkyl; or R?2 and R3¿ may be combined at their ends to form optionally fluorine-substituted trimethylene or optionally fluorine-substituted tetramethylene; Q is optionally substituted phenyl; and X, Y, and Z are the same or different and independently oxygen or sulfur, have excellent herbicidal activity. |