Patent ID: 6806230
Filing Date: 2004-10-19
Classification: A01N,C07D

Abstract:
A pyrimidine derivative represented by the formula (I) wherein R1 is a hydrogen atom (except for a case where R2 hydrogen atom, and W&boxH;SO2), a halogen atom, a C1-C6 alkyl group, a C1-C6 alkylcarbonyl C1-C6 alkyl group, a hydroxyl group, a C2-C6 alkenyl group, a C2-C6 alkynyl group, a C3-C6 cycloalkyl group (this group may be substituted by a halogen atom, a C1-C6 alkyl group, a C1-C6 alkoxy group or a C1-C4 haloalkyl group), a C1-C4 haloalkyl group, a C1-C6 alkoxy group, a C1-C4 haloalkoxy group, a C2-C6 alkenyloxy group, a C2-C6 alkynyloxy group, a C3-C6 cycloalkyloxy group, a phenyl group (this group may be substituted by a halogen atom, a C1-C6 alkyl group, a C1-C6 alkoxy group, a C1-C4 haloalkyl group, a C1-C4 haloalkoxy group, a cyano group, a cyano C1-C6 alkyl group, a nitro group, a C1-C6 alkylthio group, a C1-C6 alkylsulfinyl group or a C1-C6 alkylsulfonyl group), a C1-C6 alkylthio group (except for a case where R2=phenyl group, and W&boxH;SO2), a C2-C6 alkenylthio group, a C2-C6 alkynylthio group, a C3-C6 cycloalkylthio group, a C1-C6 alkylsulfinyl group, a C2-C6 alkenylsulfinyl group, a C2-C6 alkynylsulfinyl group, a C3-C6 cycloalkylsulfinyl group, a C1-C6 alkylsulfonyl group, a C2-C6 alkenylsulfonyl group, a C2-C6 alkynylsulfonyl group, a C3-C6 cycloalkylsulfonyl group, a C1-C6 hydroxyalkyl group, a C2-C7 acyl group, a C1-C6 alkoxy C1-C6 alkyl group, a cyano group, a C1-C6 alkoxycarbonyl group, a C1-C6 alkoxycarbonyl C1-C6 alkyl group, a C1-C6 alkoxycarbonyl C2-C6 alkenyl group, a carboxyl group, a carboxyl C1-C6 alkyl group, a di C1-C6 alkoxy C1-C6 alkyl group, a C1-C6 alkoxyimino C1-C6 alkyl group, a hydroxyimino C1-C6 alkyl group, a dioxolanyl group (this group may be substituted by a C1-C6 alkyl group), an aldehyde group, an oxiranyl group, a NR9R10 group or a CONR9R10 group, and R9 is a hydrogen atom, a C1-C6 alkyl group, a C2-C6 alkenyl group, a C2-C6 alkynyl group, a C1-C4 haloalkyl group, a C1-C6 alkoxy C1-C6 alkyl group, a C1-C6 alkylthio C1-C6 alkyl group, a C3-C6 cycloalkyl group, a C2-C7 acyl group or a C1-C6 alkylsulfonyl group, and R10 is a C1-C6 alkyl group, a C2-C6 alkenyl group, a C2-C6 alkynyl group, a C1-C4 haloalkyl group, a C1-C6 alkoxy C1-C6 alkyl group, a C1-C6 alkylthio C1-C6 alkyl group, a C3-C6 cycloalkyl group, a C2-C7 acyl group, a C1-C6 alkylsulfonyl group, a C1-C6 alkoxycarbonyl group or a benzyloxycarbonyl group; R2 is a hydrogen atom, a C1-C6 alkyl group, a C2-C6 alkenyl group, a C2-C6 alkynyl group, a C1-C6 alkylthio group, a C1-C4 haloalkyl group, a C1-C6 alkoxy group, a C1-C6 alkoxy C1-C6 alkyl group, a C1-C6 alkylthio C1-C6 alkyl group, a C3-C6 cycloalkyl group (this group may be substituted by a halogen atom, a C1-C6 alkyl group, a C1-C6 alkoxy group or a C1-C4 haloalkyl group), a C2-C7 acyl group, a cyano group, a di C1-C6 alkoxy C1-C6 alkyl group, a C1-C6 alkoxyimino C1-C6 alkyl group, a hydroxyimino C1-C6 alkyl group, a a cyano C1-C6 alkyl group, a C1-C6 hydroxyalkyl group, a C1-C6 alkoxycarbonyl group, a C1-C6 alkoxycarbonyl C1-C6 alkyl group, a CR11R12NR9R10 group, a CONR9R10 group, a CR11R12CONR9R10 group or a group represented by the formulae R2-1 or R2-2: and wherein X is a hydrogen atom, a halogen atom, a C1-C6 alkyl group, a C2-C6 alkenyl group, a C2-C6 alkynyl group, a C1-C6 alkoxy group, a C1-C6 alkoxy C1-C6 alkyl group, a NR9R10 group, a CONR9R10 group, a C1-C4 haloalkoxy group, a C2-C6 alkenyloxy group, a C3-C6 cycloalkyloxy group, a C2-C7 acyl group, a C1-C6 alkoxycarbonyl group, a C1-C6 alkylthio group, a C1-C6 alkylsulfinyl group, a C1-C6 alkylsufonyl group, a cyano group, a nitro group or a C1-C4 haloalkyl group, and n is an integer of from 1 to 3, and when n is an integer of 2 or 3, the plurality of X may be the same or different, and two adjacent lower alkoxy groups may be bonded to each other to form a C1-C3 alkylenedioxy group; each of R11 and R12 is a hydrogen atom, a C1-C6 alkyl group, a C2-C6 alkenyl group, a C2-C6 alkynyl group or a C1-C6 alkoxy group; R3 is a hydrogen atom, a C1-C6 alkyl group, a C2-C6 alkenyl group, a C2-C6 alkynyl group, a C1-C6 alkoxy group, a di C1-C6 alkylamino group, a C3-C6 cycloalkyl group, a C1-C6 alkoxy C1-C6 alkyl group, a cyano C1-C6 alkyl group, a C3-C6 cycloalkyl C1-C6 alkyl group, an oxiranyl C1-C6 alkyl group or a C1-C6 alkoxycarbonyl C1-C6 alkyl group; W is a â€”C(&boxH;Q)Zâ€” group or a â€”SO2â€” group, Q is an oxygen atom or a sulfur atom, Z is an oxygen atom, a sulfur atom, a â€”NR6â€” group, a â€”CH2CH2â€” group, a â€”CH&boxH;CHâ€” group, a â€”C(R4)R5â€” group, a â€”C(R4)R5â€”Qâ€” group, a â€”Qâ€”C(R4)R5â€” group, a â€”C(&boxH;Q)â€” group, a â€”NR6NR6aâ€” group or a â€”NR6C(R4)R5â€” group, and each of R4 and R5 is a hydrogen atom, a C1-C6 alkyl group, a halogen atom, a C1-C6 alkoxy group or a C1-C6 alkylthio group, each of R6 and R6a is a hydrogen atom, a C1-C6 alkyl group, a C2-C6 alkenyl group or a C2-C6 alkynyl group; Ar is a group represented by the formulae Ar-1 or Ar-2: â€‰and wherein Xâ€² is a hydrogen atom, a halogen atom, a C1-C6 alkyl group, a C2-C6 alkenyl group, a C2-C6 alkynyl group, a C1-C6 alkoxy group, a C1-C6 alkoxy C1-C6 alkyl group, a NR9R10 group, a CONR9R10 group, a C1-C4 haloalkoxy group, a C2-C6 alkenyloxy group, a C3-C6 cycloalkyloxy group, a C2-C7 acyl group, a C1-C6 alkoxycarbonyl group, a C1-C6 alkylthio group, a C1-C6 alkylsulfinyl group, a C1-C6 alkylsufonyl group, a cyano group, a nitro group or a C1-C4 haloalkyl group, nâ€² is an integer of from 1 to 3, and when nâ€² is an integer of 2 or 3, the plurality of Xâ€² may be the same or different, and two adjacent lower alkoxy groups may be bonded to each other to form a C1-C3 alkylenedioxy group; R7 is a hydrogen atom, a halogen atom, a C1-C6 alkyl group, a C1-C6 alkoxy group, a C1-C6 alkylthio group, (except for a case where R1 is a hydrogen atom and R2 is a phenyl group and W is SO2), a C1-C4 haloalkyl group or a C3-C6 cycloalkyl group; and R8 is a hydrogen atom, a C1-C6 alkyl group, a C1-C6 alkylthio group, a C1-C4 haloalkyl group or a C3-C6 cycloalkyl group.