Abstract: There are described 1-phenoxy(phenylthio)-4-aryl-alkynyloxy-benzene derivatives endowed with a juvenile hormonic activity towards insects and with an acaricide activity. The use of these compounds for controlling insects infestations in both the agrarian and civil field and the processes for preparing said compounds are described too.

Abstract: There are described compounds of formula: ##STR1## in which one of R and R.sup.1 is F or Cl and the other is H, F or Cl;X is a 1,4-phenylene or pyridyl bound in positions 2 and 5, optionally substituted;Y is a phenyl, 2- or 3-pyridyl, optionally substituted.The compounds of formula I are endowed with a high insecticide activity which is mainly directed against insect larvae and eggs.

Abstract: There are described compounds of formula: ##STR1## in which X (or X')=H, F, Cl and X' (or X)=F, Cl; ##STR2## with R.sup.2 =H, Cl, Br, F an optionally halogen-substituted alkyl C.sub.1 -C.sub.3 ;R.sup.3 =halogen, an optionally halogen-substituted alkyl C.sub.1 -C.sub.3 ;R.sup.4 =H or R.sup.3 ;R.sup.1 =H, halogen, an optionally halogen-substituted alkyl C.sub.1 -C.sub.3, OCH.sub.3, SCH.sub.3, OCF.sub.3 ;n=an integer from 1 to 4.The compounds of formula I are endowed with a high insecticide activity which is mainly exerted against insects' larvae and eggs.

Abstract: There is disclosed a method for fighting infestations of acari or noxious insects including ants, more particularly "fire-ants", by treating the insect, its habitat, or its food with a hydroquinone diether having at least one acetylenic and halogen-substituted chain and selected from 1-[(5-chloro-pent-4-inyl)-oxy]-4-phenoxybenzene of formula ##STR1## and 1,4-di-(5-chloro-4-pentinyloxy)-benzene of formula ##STR2## The disclosure comprises a method for fighting ants using the diether of formula (I) either as such or as an active ingredient of suitable formulations or poisoned baits.

Abstract: There are described mixtures with a synergistic action of two acaricide compounds as well as their use in suitable compositions in the fight against mite infestations on useful plants.

Abstract: Acaricide mixtures obtained from the synergistic coupling of an acaricide belonging to the class of the hydroquinone diethers with metallic copper or copper compounds and the use of said mixtures in suitable compositions in the treatment of mite infestations on useful plants are disclosed.

Abstract: Phosphoric or thiophosphoric esters of 5(3)-hydroxypyrazoles are disclosed having the formula: ##STR1## wherein: R=H; alkyl with 1-7 carbon atoms optionally substituted with halogens, CN, and carboalkoxy groups; phenyl optionally substituted; benzyl; alkenyl; or alkynyl;X=halogen; --SR; --OR; --N(R).sub.2 ; or ##STR2## where Y is equal to or different from each other, and =H; C.sub.1 -C.sub.3 alkyl; halogen; --SR; --OR; or --N(R).sub.2 ;Z=S; or O; andR.sup.1 and R.sup.2, equal to or different from each other, are: alkoxyls; alkyls; phenyls; or alkylthio- or alkylamino-groups.These are useful as insecticides, acaricides and nematodacides.

Abstract: A method for fighting infestations by ants is disclosed. It consists in using 1-[(5-chloro-pent-4-inyl)-oxy]-4-phenoxy-benzene either as such or as an active ingredient of compositions or poisoned baits.The present invention concerns a method for fighting infestations by ants and, more particularly, it relates to a fighting method that consists in using, for the purpose, the compound 1-[(5-chloro-pent-4-inyl)-oxy]-4-phenoxy-benzene either as such or in the form of suitable formulations.

Abstract: Phosphoric or thiophosphoric esters of 5(3)-hydroxypyrazoles are disclosed having the formula: ##STR1## wherein: R=H; alkyl with 1-7 carbon atoms optionally substituted with halogens, CN, and carboalkoxy groups; phenyl optionally substituted; benzyl; alkenyl; or alkynyl;X=halogen; --SR; --OR; --N(R).sub.2 ; or ##STR2## where Y is equal to or different from each other, and=H; C.sub.1 -C.sub.3 alkyl; halogen; --SR; --OR; or --N(R).sub.2 ;Z=S; or O; andR.sup.1 and R.sup.2, equal to or different from each other, are: alkoxyls; alkyls; phenyls; or alkylthio- or alkylamino-groups.These are useful as insecticides, acaricides and nematodacides.Also disclosed are 5(3)-hydroxypyrazoles having the formula: ##STR3## wherein: R=H; alkyl with 1-7 carbon atoms, optionally substituted with halogen atoms, CN, and carboalkoxy-groups; phenyl optionally substituted; benzyl; alkenyl; or alkynyl;X=halogen; --SR; --OR; --N(R).sub.2 ; or ##STR4## where Y is equal to or different from each other, and =H; C.sub.1 -C.sub.

Abstract: 1,2,4-triazol-(5)-yl-[thio] phosphates are disclosed having the formula ##STR1## wherein R.sup.1 =alkyl with from 1 to 5 carbon atoms;R.sup.2 =OR.sup.1, R.sup.1, C.sub.6 H.sub.5, NHR.sup.1, N(R.sup.1).sub.2 ;X=O, SR.sup.3 =H, alkyl with from 1 to 5 carbon atoms, C.sub.6 H.sub.5, benzyl, alkenyl with from 2 to 6 carbon atoms, alkynyl with from 2 to 6 carbon atoms; andR.sup.4 =vinyl, halovinyl, polyhalovinyl, vinyl substituted with aryl groups, alkyl groups with from 1 to 4 carbon atoms, O-alkyl groups with from 1 to 4 carbon atoms, S-alkyl groups with from 1 to 4 carbon atoms; haloalkyl, acetyl, cyclohexenyl, benzoyl ##STR2## Also disclosed are 1,2,4-triazole intermediates having the formula ##STR3## wherein: X, R.sup.3 and R.sup.4 have the same meanings as indicated above. The phosphate esters are useful in combatting infestations of pests such as orthoptera, aphides, diptera, lepidoptera, coleoptera, acari, nematodes.

Abstract: There are described hydroquinone-diethers endowed with a high acaricide activity, the processes for their preparation and their use as acaricides.

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: There are disclosed two hydroquinone diethers having at least one acetylenic and halogen-substituted chain and exhibiting juvenile hormone and acaricide activity and which show unexpected activity on Tenebrio molitor and Tribolium confusum.The two hydroquinone ethers are obtained by:(a) reacting one mole of hydroquinone alkali metal salt with two moles of 1,5-dichloropent-4-yne, or equimolar quantities of an alkali metal salt of 4-phenoxy-phenol with 1,5-dichlorpent-4-yne; or(b) by reacting the hydroquinone alkali metal salt or the 4-phenoxy-phenol alkali metal salt with the indicated quantities of 1,1,1,5-tetrachloropentane and then dehydrohalogenating the condensation product with alkali metal carbonates or hydroxides in dimethylsulphoxide.

Abstract: Plastic films containing pesticides and useful as coverings for agricultural cultivations which also effectively protect the cultivations from both vegetable and animal pests (parasites) are disclosed, as are methods for obtaining and using the coverings.

Abstract: A hydroquinone diether having two 5,5-dichloro-4-pentenyl side chains and possessing improved acaricidal and juvenile hormonal activity is disclosed.

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: There are provided new N-methyl-carbamates of 3,5-dimethyl-4-(N'-monosubstituted)-aminophenols which are characterized by one substituent on the amino group in the 4 position, the substituent being selected from the group consisting of alkenyl, alkynyl, benzyl, cycloalkyl-methyl, cyclopropyl-alkyl and dichlorocyclopropyl-methyl. These are useful as insecticides and acaricides.

Abstract: The present invention concerns new pyrethroids having a high insecticidal activity. More particularly, this invention relates to novel esters of 2,2-dimethyl-cyclopropanecarboxylic acids substituted in the 3 position; the preparation of said novel esters; the use of said novel esters as insecticides and to insecticidal compositions containing said novel esters as the active ingredient. The present invention also includes providing intermediates for the synthesis of the new pyrethroids and the process for the preparation of said intermediates.

Abstract: New phenylureas substituted with a polyhaloallyl group and having larvicide activity on lepidoptera, coleoptera, noxious diptera and on nematoda are disclosed. A method for synthesizing the new phenylureas is also disclosed.

Abstract: Phosphoric or thiophosphoric esters of 5(3)-hydroxypyrazoles are disclosed having the formula: ##STR1## wherein: R=H; alkyl with 1-7 carbon atoms optionally substituted with halogens, CN, and carboalkoxy groups; phenyl optionally substituted; benzyl; alkenyl; or alkynyl;X=halogen; --SR; --OR; --N(R).sub.2 ; or ##STR2## where Y is equal to or different from each other, and=H; C.sub.1 -C.sub.3 alkyl; halogen; --SR; --OR; or --N(R).sub.2 ;Z=S; or O; andR.sup.1 and R.sup.2, equal to or different from each other, are: alkoxyls; alkyls; phenyls; or alkylthio- or alkyl-amino-groups.These are useful as insecticides, acaricides and nematodacides.Also disclosed are 5(3)-hydroxypyrazoles having the formula: ##STR3## wherein: R=H; alkyl with 1-7 carbon atoms, optionally substituted with halogen atoms, CN, and carboalkoxy-groups; phenyl optionally substituted; benzyl; alkenyl; or alkynyl;X=halogen; --SR; --OR; --N(R).sub.2 ; or ##STR4## where Y is equal to or different from each other, and =H; C.sub.1 -C.sub.