Abstract: The present invention relates to new 2-trifluoromethyl-benzimidazoles of the general formula (I) ##STR1## in which R.sup.1 represents halogenoalkyl,R.sup.2 represents optionally substituted alkyl orR.sup.1 and R.sup.2 together represent optionally substituted alkylene,R.sup.3 represents hydrogen or alkyl,X and Y independently of one another represent oxygen and sulphur,m represents 0 or 1 andn represents 0 or 1,a process for their preparation and their use as herbicides and microbicides.

Abstract: An agent for the protection of material containing an N-sulphenylated benzenesulphonamide of the formula ##STR1## wherein R.sup.1, and R.sup.2 and R.sup.3 independently of one another represent hydrogen, halogen, nitro, alkyl or halogenoalkyl andR.sup.4 denotes an unsubstituted or substituted, saturated or unsaturated, aliphatic or cycloaliphatic radical, the aliphatic radicals being uninterrupted or heteroatoms or being interrupted by one or more hetero-atoms. The N-sulphenylated benzenesulphonamide-containing agents are useful for protecting industrial materials, for example, paints and timber, against attack by microorganisms, such as bacteria, fungi, yeasts, algae, slimes and viruses.

Abstract: Fungicidally active novel N-sulphenylated benzene sulphonic acid amides of the formula ##STR1## in which R.sup.1, R.sup.2 and R.sup.3 independently of one another represent hydrogen, halogen, nitro, alkyl or halogenoalkyl andR.sup.4 represents alkyl, alkenyl, halogenoalkinyl, cycloalkyl which is optionally substituted by alkyl, alkoxyalkyl or alkylthioalkyl, excluding the compounds in which (a) R.sup.4 represents methyl and (i) R.sup.1, R.sup.2 and R.sup.3 represents hydrogen, or (ii) R.sup.1 represents chlorine or nitro, R.sup.2 represents chlorine and R.sup.3 represents hydrogen, or (iii) R.sup.1 represents nitro and R.sup.2 and R.sup.3 represent hydrogen, or (iv) R.sup.1 and R.sup.3 represent chlorine and R.sup.2 represents hdyrogen and (b) R.sup.4 represents n-butyl, R.sup.1 and R.sup.3 represent hydrogen and R.sup.2 represents chlorine.

Abstract: Iodopropargyl ethers of the formula ##STR1## wherein A represents oxygen or a methylene group,R.sup.1 denotes hydrogen or lower alkyl,R.sup.2 and R.sup.3 are identical or different and represent hydrogen, lower alkyl, alkenyl or unsubstituted or halogen-substituted phenyl, or R.sup.2 and R.sup.3 together form a carbocyclic ring with 4 to 7 C atoms,L and m represent 0, 1 or 2,k denotes 0 or 1 andn denotes an integer from 0 to 4, with the proviso that if 1 is 0, n represents 1, 2, 3 or 4,can be prepared by reaction of the corresponding propargyl ethers with iodinating agents. The iodopropargyl ethers are active compounds in microbicidal agents.

Abstract: The compound 2,4-dichloro-5-nitro-thiazole of the formula ##STR1## is microbicidally active.

Abstract: 3-(3-iodopropargyloxy)-propionitrile of the formulaIC.tbd.C--CH.sub.2 --O--CH.sub.2 --CH.sub.2 --CNis prepared by iodination of propargyloxypropionitrile. The 3-(3-iodopropargyloxy)-propionitrile is used as an active compound in microbicidal agents.

Abstract: Microbicidally active novel 1-heteroaryl-4-aryl-pyrazolin-5-ones of the formula ##STR1## in which R represents hydrogen or alkyl,R.sup.1 represents halogen, hydroxyl, optionally substituted alkyl, optionally substituted alkoxy, optionally substituted phenoxy, a radical --S(O).sub.p -- alkyl which is optionally substituted in the alkyl part, nitro, optionally substituted amino or a fused-on carbocyclic or heterocyclic radical,p represents an integer 0, 1 or 2,R.sup.2 represents halogen or optionally substituted alkyl, or represents alkoxy, alkylmercapto, nitro, cyano, carboxamide or a fused-on carbocyclic radical,m represents an integer from 0 to 5,n represents an integer from 0 to 4, it being possible for the substituents to be identical or different when m and/or n represent a number greater than 1, andX, Y and Z are identical or different and represent a nitrogen atom or the radical .dbd.CH or ##STR2## wherein R.sup.

Abstract: The new halogenated sulphides of the formula ##STR1## in which R.sup.1 to R.sup.8 are identical or different and denote hydrogen or halogen, at least one of the radicals R.sup.1 to R.sup.8 representing halogen,and whereinR.sup.1 and R.sup.2, and/or R.sup.3 and R.sup.4 can optionally form an olefinic bond, andA and B are identical or different and denote nitrile, carboxyl, carboxylate or carboxamide,can be prepared by halogenation of bis-(cyanoethyl) sulphide, or by splitting off hydrogen halide from a halogenated bis-(cyanoethyl) sulphide, or by reacting 3-halogeno-acrylonitriles with sulphides. The new compounds can be active compounds in microbicidal agents.

Abstract: The new azolylmethylamines can be prepared by reaction of amines and azoles with formaldehyde. They can be used in microbicidal agents.

Abstract: Phenoxymethane derivatives of the formula ##STR1## in which R.sup.1 represents hydrogen, alkyl, alkoxy, halogenoalkyl, halogenoalkoxy, halogen, alkoxycarbonyl, cycloalkoxycarbonyl or nitro,R.sup.2 represents hydrogen, alkyl or halogen,R.sup.3 represents hydrogen, alkyl, alkenyl, alkinyl, phenyl which is optionally substituted by alkyl and/or halogen, phenylalkyl which is optionally substituted by alkyl and/or halogen, alkoxy, phenoxy, halogenoalkyl, halogenoalkoxy, alkylthio, halogenoalkylthio, alkylsulphonyl, phenylthio, phenylsulphonyl, nitro or halogen,R.sup.

Abstract: Novel 2-thiocyanato-benzamides of the formula ##STR1## in which R.sup.1, R.sup.2 and R.sup.3 are identical or different and represent an aliphatic radical, an arylalkyl radical which is optionally monosubstituted or polysubstituted by identical or different substituents, or a cycloalkyl-alkyl radical which is optionally monosubstituted or polysubstituted by identical or different substituents, orR.sup.1 and R.sup.2 independently of one another represent hydrogen,which possess fungicidal activity.

Abstract: Alkylene(cycloalkylene)-bis-heterocyclyl-biguanides of the formula ##STR1## in which A and B each independently is a nitrogen-containing heterocyclic radical which is linked via a nitrogen atom,R is an optionally alkyl-substituted cycloalkylene radical, or an alkylene radical which is optionally substituted by cycloalkylene, bicycloalkylene, tricycloalkylene, oxygen, sulphur or the NR.sup.3 group,R.sup.1 and R.sup.2 each independently is hydrogen, alkyl or optionally substituted aralkyl, orR.sup.1 and R.sup.2 together with the two nitrogen atoms on which they are located and R form a heterocyclic ring, andR.sup.3 is hydrogen, alkyl or optionally substituted aralkyl,or salts thereof which possess fungicidal activity.

Abstract: New trihaloallyl thiocyanates of the formula ##STR1## in which X and Y are identical or different and denote chlorine, bromine or iodine, can be prepared by reacting trihaloallyl compounds ##STR2## in which X and Y are identical or different and denote chlorine, bromine or iodine andZ represents a nucleofugic group,with thiocyanates. The new compounds are active compounds in microbicidal agents.

Abstract: The present invention relates to iodopropargyl-ammonium salts of the formula (I) ##STR1## in which R, R.sup.1, R.sup.2 and X.sup..phi. have the meanings given in the description.They are obtained, for example, by reacting tertiary amines with an iodopropargyl halide. In a second reaction step, the halogen anion can be exchanged for other anions, such as phosphate and sulphate. The iodopropargylammonium salts of the formula (I) are distinguished by high activity as pest-combating agents, in particular by a fungicidal as well as bactericidal activity.

Abstract: The new 3-(3-iodopropargyl)-benzo-1,2,3-triazin-4-ones can be prepared by reacting benzo-1,2,3-triazin-4-ones with a propargyl compound. The new compounds can be used as active compounds in microbicidal agents.

Abstract: 3-Iodopropargyl-sulphamides of the formula ##STR1## in which R represents hydrogen, alkyl, optionally substituted cycloalkyl, optionally substituted phenylalkyl, optionally substituted heterocyclylalkyl or optionally substituted phenyl, andR.sup.1 and R.sup.2 are identical or different and represent alkyl, orR.sup.1 and R.sup.2 represent an alkylene bridge which, together with the nitrogen atom at which they are located, form a ring which can be interrupted by further hetero atoms,which are microbicidally active.

Abstract: A spectrophotometer producing a derivative spectrum of a looked-for component of a sample includes means for producing an output signal which is directly representative of the concentration of the looked-for element.

Abstract: A spraying system for cryogenic liquid, e.g. a liquefied gas, provides a distribution duct formed with a plurality of slit-shaped spraying orifices. Preferably a phase separator is provided upstream of the orifices and the orifices are close to the liquid compartment of the phase separator.