Abstract: N-Aryl-N'-(cyclo)-alkyl-thioureas of the formula ##STR1## in which R.sup.1 represents alkyl-(C.sub.1 -C.sub.6) or cycloalkyl-(C.sub.3 -C.sub.7),R.sup.2 represents alkyl-(C.sub.2 -C.sub.6) or cycloalkyl-(C.sub.3 -C.sub.7),R.sup.3 represents alkyl-(C.sub.1 -C.sub.6), alkenyl-(C.sub.3 -C.sub.6), cycloalkyl-(C.sub.3 -C.sub.7), cycloalkenyl-(C.sub.5 -C.sub.7) or halogen,n represents 0, 1 or 2, andR.sup.7 represents optionally substituted cycloalkyl-(C.sub.3 -C.sub.10), optionally substituted cycloalkenyl-(C.sub.5 -C.sub.10) or the radical ##STR2## in which R.sup.4 represents hydrogen, alkyl-(C.sub.1 -C.sub.6) or cycloalkyl-(C.sub.3 -C.sub.7) andR.sup.5 and R.sup.6 may be identical or different and represent alkyl-(C.sub.1 -C.sub.6) or cycloalkyl-(C.sub.3 -C.sub.7),and acid addition salts thereof, are useful for their ectoparasiticidal, insecticidal, fungicidal and acaricidal effects. These compounds may be produced, inter alia, by reacting aryl isothiocyanates of the formula ##STR3## with amines of the formula H.

Abstract: Mixtures of (a) bis-(2-X-phenyl)carbodiimides in which X is an alkyl or cycloalkyl group, which carbodiimide may be further substituted on each phenyl group by one or more halo, alkyl or cycloalkyl groups, and (b) quaternary ammonium compounds demonstrate superior ectoparasiticidal properties. Ectoparasiticidal compositions comprising these carbodiimides and quaternaries are described.

Abstract: The present invention provides, as compounds, the substituted 4,5-dihydroxy-imidazolidine-2-thiones of the general formula ##STR1## in which R.sup.1, R.sup.2 and R.sup.3, which are selected independently of one another each represent hydrogen, optionally substituted alkyl, optionally substituted alkoxy or halogen andR.sup.4 represents optionally substituted alkyl, cycloalkyl or alkenyl.It has been found that the compounds of this invention have a powerful ectoparasiticidal action, in particular against acarids.

Abstract: 4,5-Dichloro-3-substituted-phenylimino-1,2-dithiolenes of the formula ##STR1## in which R is optionally chlorine-substituted or methoxy-substituted phenyl which carries at least one substituent selected independently from fluorine, bromine, iodine, cyano, thiocyanato, nitro, alkyl, cycloalkyl, halogenoalkyl, aryl, alkoxy with 2-6 carbon atoms, aryloxy, alkylthio, arylthio, acylamino, dialkylamino, alkoxycarbonyl, alkycarbonyl, aminocarbonyl, alkysulphonyl, alkoxysulphonyl, aryloxysulphonyl, aminosulphonyl and N-containing heterocyclic rings, or represents phenyl which is monosubstituted, disubstituted or trisubstituted by chlorine in the 2-, 3-, 2,3-, 2,6-, 3,5-, 2,5-, 3,4,5-, 2,4,6- or 2,4,5-positions, andM is 1 or 2, which possess arthropodicidal, nematicidal and fungicidal properties.

Abstract: Certain new 2-aryliminothiazolines which can optionally be ring-alkylated are provided and, particularly, a new process is provided for the preparation of solutions of said 2-aryliminothiazolines. The 2-aryliminothiazoline solutions obtained are of about 10-80% strength, preferably about 20-70% strength and can be used as such or diluted and used, for example, as tickicidal agents.

Abstract: Mixtures of (a) bis-(2-X-phenyl)carbodiimides in which X is an alkyl or cycloalkyl group, which carbodiimide may be further substituted on each phenyl group by one or more halo, alkyl or cycloalkyl groups, and (b) quaternary ammonium compounds demonstrate superior ectoparasiticidal properties. Ectoparasiticidal compositions comprising these carbodiimides and quaternaries are described.

Abstract: N-Aryl- or -heteroaryl-N'-(2,3-dihalogeno-alkanoyl)-ureas of the formula ##STR1## in which R and R' each independently is hydrogen or alkyl,R" is optionally substituted aryl or heteroaryl,R'" is hydrogen, optionally substituted alkyl, cycloalkyl or benzyl, or aryl, andHal is chlorine or bromineWhich possess fungicidal and bactericidal properties.

Abstract: 2-PHENYLIMINOPYRROLIDINES, I.E. 1-[ALKYL AND ALKENYL]-2-[DI AND TRI (HALO AND ALKYL SUBSTITUTED)-PHENYLIMINO]-[OPTIONALLY 3-, 4- OR 5- ALKYL SUBSTITUTED]-PYRROLIDINES, WHICH POSSESS PARASITICIDAL PROPERTIES, ESPECIALLY ANIMAL ACARID ECTOPARASITICIDAL PROPERTIES, AND WHICH MAY BE PRODUCED BY CONVENTIONAL METHODS.

Abstract: Herbicidal methods employing, as an active herbicidal ingredient, N-(3,4-dichlorophenyl)-N',N'-dimethylthiourea of the formula ##STR1## ALONE OR IN ADMIXTURE WITH A DILUENT OR CARRIER.

Abstract: 2-(Alkylhalophenylimino)-1,3-dithiolanes are ectoparasiticidal agents. The compounds, of which 2-(2-methyl-4-chlorophenylimino)-1,3-dithiolane is a typical example, are obtained by condensation of a salt of the corresponding N-phenyldithiocarbamic acid and a vic-dihaloalkane.

Abstract: Fungicidal compositions containing, and methods of combating fungi, using 1-aryl-5-alkylidene-2,4-dioxo-imidazolidines of the formula ##STR1## in which R is aryl optionally substituted by nitro; by halogen; by alkyl, alkoxy, alkylthio, alkylsulfinyl or alkylsulfonyl each with up to 6 carbon atoms; by haloalkyl with up to 5 halogen atoms and 1 or 2 carbon atoms; by cycloalkyl with 5 or 6 carbon atoms; by hydroxyl; by cyano; by thiocyanato; by acetyl; by formyl; by phenyl or phenoxy each optionally carrying halogen or nitro as substituents; by phenylthio; by phenylsulfonyl; by halosulfonyl; by benzyl; by anilino; by monoalkylamino or dialkylamino, each with up to 4 carbon atoms in each alkyl moiety; or by a cyclic amine radical in which the amine nitrogen is a constituent of a 5-membered or 6-membered heterocyclic structure which can in addition contain at least one further hetero-atom selected from the group consisting of nitrogen, oxygen and sulfur ring members; it being possible for an aryl radical to be sub

Abstract: 1-ARYL-5-ALKYLIDENE-2,4-DIOXO-IMIDAZOLIDINE AND N-aryl-N'-(2,3-dihalogen alkanoyl)-ureas are disclosed. The latter compounds are reacted with an alkali metal alkoxide in a solvent at a temperature in the range of between 20.degree. C and the boiling temperature of the solvent to produce the dioxo-imidazolidenes, which may be used as herbicides, fungicides, bactericides, nematocides or as coccidiostatics.

Abstract: 2-Alkyl-phenylhydrazonoimidazolenines of the formula ##SPC1##In whichR' is hydrogen, alkylcarbonyl, alkoxycarbonyl, arylcarbonyl, aryloxycarbonyl, alkylsulfonyl and optionally substituted arylsulfonyl,X is halogen, alkyl, haloalkyl, alkoxy, alkylthio, alkylamino, dialkylamino or nitro, andA. R is alkyl of up to 16 carbon atoms, and m is 1 to 4, orB. R is alkyl of 2 to 16 carbon atoms, and m is 0 to 4,Which possess fungicidal, bactericidal, microbicidal, insecticidal and acaricidal properties.

Abstract: Compositions and methods of using 3-amino-propionic acid chloroanilides of the formula ##SPC1##In whichX and Y are each halogen, methyl or trifluoromethyl, provided that at least one of them is halogen,R is alkyl, cycloalkyl or alkenyl of up to 7 carbon atoms, andR' is hydrogen, or alkyl or alkenyl of up to 6 carbon atoms, orR and R' conjointly form an alkylene group of 4 or 5 carbon atoms which forms a ring with the nitrogen atoms to which R and R' are attached,Some of which are new, which possess strong fungicidal, bactericidal, insecticidal and bird-repellent properties.

Abstract: 2-Phenyliminopyrrolidines of the formula: ##EQU1## or salts thereof, WHEREINR.sub.1 is halogen,R.sub.2 is hydrogen, halogen, alkyl of 1 to 6 carbon atoms, difluoromethyl or trifluoromethyl,R.sub.3 is hydrogen or alkyl, preferably lower alkyl,n is an integer from 1 to 4, andA, b and D each represent hydrogen, alkyl of 1 to 6 carbon atoms, alkenyl of 2 to 6 carbon atoms, or A and B, or B and D are linked to each other to form a ring, provided that at least one of A, B and D is alkyl or alkenyl,Are useful as acaricides.

Abstract: Fluoroalkylphenylcycloamidines are useful for the control of ectoparasites in animals.