3-(substituted phenyl)-5-(thienyl or furyl)-1, 2, 4-triazole compounds

A compound of the formula (1) ##STR197## wherein Ar is substituted phenyl;

• Y is O or S;
• R.sup.2 is lower alkyl, haloalkyl, lower alkenyl, lower alkynyl, or alkoxyalkyl;
• R.sup.3 is selected from H, halo, lower alkyl, (C.sub.7 -C.sub.21) straight or branched chain alkyl, hydroxy, lower alkoxy, haloalkyl, haloalkoxy, alkoxyalkyl, alkoxyalkoxy, lower alkenyl, lower alkynyl, haloalkenyl, CN, NO.sub.2, COR.sup.6, CO.sub.2 R.sup.6, CON(R.sup.6).sub.2, (C.sub.3 -C.sub.6) cycloalkyl, S(O).sub.m R.sup.6, --OSO.sub.2 R.sup.6, SCN, --(CH.sub.2).sub.n R.sup.6, --CH.dbd.CHR.sup.6, --C.tbd.CR.sup.6, --(CH.sub.2).sub.q OR.sup.6, --(CH.sub.2).sub.q SR.sup.6, --(CH.sub.2).sub.q NR.sup.6 R.sup.6, --O(CH.sub.2).sub.q R.sup.6, --S(CH.sub.2).sub.q R.sup.6, --NR.sup.6 (CH.sub.2).sub.q R.sup.6, ##STR198## --Si(R.sup.7).sub.3 naphthyl, substituted naphthyl, phenyl, substituted phenyl;
• R.sup.4 and R.sup.5 are independently H, halo, lower alkyl, lower alkoxy, haloalkyl, haloalkoxy, CN, CO.sub.2 R.sup.6, CON(R.sup.6).sub.2, or S(O).sub.m alkyl, or
• if R.sup.4 and R.sup.5 are attached to adjacent carbon atoms, they may join to form a 5 or 6 member saturated or unsaturated carbocyclic ring which may be substituted by 1 or 2 halo, lower alkyl, lower alkoxy or haloalkyl groups;
• R.sup.6 is H, lower alkyl, haloalkyl, lower alkenyl, lower alkynyl, phenyl, or substituted phenyl;
• R.sup.7 is lower alkyl;
• m is 0, 1, or 2;
• n is 1 or 2;
• p is an integer from 2 to 6;
• and
• q is 0 or 1;
• or a phytologically acceptable acid addition salt thereof, where, in the foregoing definitions of R.sup.1 through R.sup.7,
• the term "lower alkyl" refers to (C.sub.1 -C.sub.6) straight hydrocarbon chains and (C.sub.3 -C.sub.6) branched and cyclic hydrocarbon groups;
• the terms "lower alkenyl" and "lower alkynyl" refer to (C.sub.2 -C.sub.6) straight hydrocarbon chains and (C.sub.3 -C.sub.6) branched hydrocarbon groups containing at least one double or triple bond, respectively;
• the term "lower alkoxy" refers to --O--lower alkyl;
• the terms "halomethyl" and "haloalkyl" refer to methoxy and lower alkyl groups substituted with one or more halo atoms;
• the terms "halomethoxy" and "haloalkoxy" refer to methyl and lower alkoxy groups substituted with one or more halo atoms;
• the term "alkoxyalkyl" refers to a lower alkyl group substituted with a lower alkoxy group;
• the term "alkoxyalkoxy" refers to a lower alkoxy group substituted with a lower alkoxy group;
• the term "substituted naphthyl" refers to naphthyl substituted with one or more groups independently selected from halo, halo (C.sub.1 -C.sub.4) alkyl, CN, NO.sub.2, (C.sub.1 -C.sub.4) alkyl, (C.sub.3 -C.sub.4) branched alkyl, phenyl, (C.sub.1 -C.sub.4) alkoxy, or halo (C.sub.1 -C.sub.4) alkoxy;
• the term "substituted phenyl" refers to a phenyl group substituted with one or more groups independently selected from halo, (C.sub.1 -C.sub.10) alkyl, branched (C.sub.3 -C.sub.6) alkyl, halo (C.sub.1 -C.sub.7) alkyl, hydroxy (C.sub.1 -C.sub.7) alkyl, (C.sub.1 -C.sub.7) alkoxy, halo (C.sub.1 -C.sub.7) alkoxy, phenoxy, phenyl, NO.sub.2, OH, CN, (C.sub.1 -C.sub.4) alkanoyl, benzoyl, (C.sub.1 -C.sub.4) alkanoyloxy, (C.sub.1 -C.sub.4) alkoxycarbonyl, phenoxycarbonyl, or benzoyloxy;
• and
• the term "substituted benzenesulfonyl" refers to p-chlorobenzenesulfonyl and p-toluenesulfonyl.