A pyrimidinone compound of formula (IIIA) or (VA): ##STR1## wherein R.sup.13 is hydrogen, halogen or cyano and R.sup.14 is halo or haloalkyl with the proviso that (a) when R.sup.13 is cyano, R.sup.14 is other than chlorine; (b) R.sup.13 and R.sup.14 are not both halo; (c) when R.sup.13 is halo R.sup.14 is other than monofluoromethyl; and (d) when R.sup.13 is hydrogen R.sup.14 is not halo or a halomethyl group; ##STR2## wherein R.sup.10 is hydrogen or C.sub.1-4 alkyl; R.sup.15 is cyano and R.sup.16 is R.sup.6 is defined in relation to formula (V) or R.sup.15 is hydrogen or halogen other than fluorine and R.sup.16 is pentafluoroethyl or difluoromethyl. These compounds are useful as intermediates in the preparation of insecticidal compounds.
公式(IIIA)或(VA)的
嘧啶酮化合物:##STR1##其中R.sup.13是氢、卤素或
氰基,R.sup.14是卤素或卤代烷基,但须符合以下条件:(a)当R.sup.13为
氰基时,R.sup.14不为
氯;(b)R.sup.13和R.sup.14不能同时为卤素;(c)当R.sup.13为卤素时,R.sup.14不为单
氟甲基;(d)当R.sup.13为氢时,R.sup.14不为卤素或卤代甲基基团;##STR2##其中R.sup.10是氢或C.sub.1-4烷基;R.sup.15是
氰基,R.sup.16是R.sup.6在公式(V)中的定义,或R.sup.15是氢或
氟以外的卤素,R.sup.16是五
氟乙基或二
氟甲基。这些化合物可用作
杀虫剂化合物的中间体。