Abstract: Disclosed are compounds having the formula: ##STR1## wherein: m=0, 1;n=0, 1;Z=CH, N;R.sub.1 is selected from chlorine, bromine, fluorine, CF.sub.3, phenyl, C.sub.1 -C.sub.2 -alkoxy, C.sub.1 -C.sub.2 -haloalkoxy, alkylthio, and haloalkylthio, wherein the halogen is Cl, Br, F;R.sub.2 is H, fluorine, chlorine, or bromine;R.sub.3 represents H, CH.sub.3, CN, or also F when m=1 or when n=1 and R.sub.4, R.sub.5 are H;R.sub.4, R.sub.5 are independently H or F;R.sub.3 and R.sub.4, furthermore, when m=0, may represent, taken together, a second bond between the two carbon atoms to which they are linked in formula (I); andR.sub.f is selected from the group consisting of polyfluoroalkyls, polyfluoroalkenyls and polyfluoroalkynyls containing up to 4 carbon atoms, containing at least 2 F atoms and, optionally, other halogens selected from Cl and Br.Anti-fungal compositions containing these new compounds.

Abstract: There are described 3-phenoxy-benzyl or .alpha.-cyano-3-phenoxy-benzyl esters of 2,2-dimethyl-cyclopropanecarboxylic acids substituted in position 3 by a dienic polyhalogenated chain, as well as their use as insecticides and acaricides. Moreover, there are also described the intermediates for their preparation and processes for their preparation.

Abstract: Pyrethroid type insecticides described having the formula: ##STR1## wherein A=CF.sub.3 -C.dbd.C-, ##STR2## (X=H, F, Cl, Br: Y=Cl, Br) ##STR3## (group ##STR4## is bound to the hererocyclic ring in position 2 or 3) ##STR5## --CH.sub.2 --C.tbd.C--CH.sub.2 --R.sup.9 ; wherein:R.sup.1 =H, CN, C.tbd.CHR.sup.2 =3-phenoxy, 3-benzyl, 4-allyl, 4-propargyl.R.sup.3 =H, alkyl bound to the heterocyclic ring in position 3 or 2;R.sup.4 =(in position 4 or 5 of the heterocyclic ring)=benzyl, benzoyl, phenoxy, allyl, propargyl;Y=O, SR.sup.5 and R.sup.6 =alkyl C.sub.1 -C.sub.3, or R.sup.5 and R.sup.6 together form an orthocondensed aromatic, heteroaromatic or aliphatic, saturated or unsaturated ring;R.sup.7 and R.sup.8 (equal to or different from each other)=H, halogen, CH.sub.3 ; R.sup.9 =phenyl, vinyl, vinyl substituted, phenoxy,Compounds of general formula I are endowed with a high insecticide and acaricide activity.

Abstract: There are described 2,2-dimethyl-cyclopropanecarboxylates having in position 3 of the cyclopropane ring, a polyhalogenated chain having from 3 to 6 carbon atoms.Said compounds are insecticide and acaricide compounds with a high activity and long persistence.There is also described the use of the above mentioned compounds, as well as the synthesys processes and the corresponding intermediates.

Abstract: Pyrethroid type insecticides are described having the formula: ##STR1## wherein: R.sup.1 =H, CN, C.tbd.CHR.sup.2 =3-phenoxy, 3-benzyl, 4-allyl, 4-propargyl.R.sup.3 =H, alkyl bound to the heterocyclic ring in position 3 or 2;R.sup.4 =(in position 4 or 5 of the heterocyclic ring)=benzyl, benzoyl, phenoxy, allyl, propargyl;Y=O, SR.sup.5 and R.sup.6 =alkyl C.sub.1 -C.sub.3, or R.sup.5 and R.sup.6 together form an orthocondensed aromatic, heteroaromatic or aliphatic, saturated or unsaturated ring;R.sup.7 and R.sup.8 (equal to or different from each other)=H, halogen, CH.sub.3 ;R.sup.9 =phenyl, vinyl, vinyl substituted, phenoxy.Compounds of general formula I are endowed with a high insecticide and acaricide activity.

Abstract: Pyrethroid type insecticides are described having the formula: ##STR1## Compounds of general formula I are endowed with a high insecticide and acaricide activity.

Abstract: Cyclopropanecarboxylic acids and esters are disclosed, having the formula: ##STR1## wherein A=CF.sub.3 --C.tbd.C--; ##STR2## X=H, F, Cl, Br; Y=Cl, Br; R=H, alkyl C.sub.1 -C.sub.4Compounds of formula I are intermediates for the preparation of insecticide compounds of the pyrethroid type.

Abstract: The present invention concerns N-polychloroallylamidothiophosphoric esters. More particularly, this invention relates to new N-polychloroallylamido-thiophosphoric esters, the method for the preparation of same and their application in the fight against noxious insects.

Abstract: Compounds consisting of a variously substituted unsaturated aliphatic chain and a terminal vinyl dichloro or trichloro substituted residue are disclosed, as well as a process for preparing them. The compounds are insecticides which exhibit an activity similar to that of the juvenile hormone and inhibit the development and metamorphosis of various insects.