Abstract: There are provided tetrahydro-3-(4-pyridylmethyl)-2H-1,3,5-thiadiazine-2-thiones, a method for preparing the same, and a process for utilizing tetrahydro-3-(4-pyridylmethyl)-2H-1,3,5-thiadiazine-2-thiones in the control of plant pathogenic fungi.

Abstract: There is provided a process for stabilizing lime mud so as to eliminate balling during calcination of the same by incorporating a surface active agent decomposable at a temperature below 1500.degree. F into lime mud comprising calcium carbonate, filtering said treated lime mud, and thereafter calcining said treated lime mud to recover calcium oxide absent any balling during calcination.

Abstract: This invention provides for novel benzophenone ureas, a method for preparing the same, and a method for controlling undesirable broadleaf weeds and grasses therewith, wherein said benzophenone is represented by the generic formula: ##STR1## where A and B each represent hydrogen, methyl, halogen, trifluoromethyl, or methoxy; R.sub.1 and R.sub.2 are taken singly or in combination and represent hydrogen, lower alkyl, alkoxy, alkoxy, alkoxyalkyl, cycloalkyl, cyclohetero, loweralkylamino, lower alkenyl or lower alkynyl, with the proviso that A is either meta or para to the --NH--CO--NR.sub.1 R.sub.2 substituent.

Abstract: There is provided an ixodicidal and chemosterilant compound having the formula: ##STR1## where R.sub.1 and R.sub.2 may be the same or different and are hydrogen, straight chain or branched alkyl (C.sub.1 -C.sub.4), and R.sub.3 is hydrogen, halogen or alkyl (C.sub.1 -C.sub.3), and a method for preparing the same, as well as ixodicidal and chemosterilant compositions containing said compound or mixtures thereof.

Abstract: This invention relates to 2-chloro-N-isopropyl 2',3'-dimethylacetanilide, a method for the preparation thereof, and a method for the control of undesirable plant species therewith.

Abstract: This invention relates to pyrazolidine compounds, to a method for preparing the same by the reduction of either a pyrazolium or a pyrazolinium salt, and to a method for controlling undesirable plant species therewith.

Abstract: There is provided a method for the control of helminths infecting homothermic domestic and farm animals wherein there is introduced into said animals' circulatory system an anthelmintically effective amount of a racemic mixture of either a substituted 6-(m-aminophenyl)-2,3,5,6-tetrahydro-imidazo[2,1-b]thiazole or an optically active levorotatory (1) isomer thereof by percutaneous absorption.

Abstract: There is provided a method for the preemergence and postemergence control of undesirable plant species by the application of a herbicidally effective amount of a 1,2,4-trialkyl disubstituted pyrazolium salt to the foliage of said undesirable plant species, and to soil containing seeds thereof.

Abstract: There is provided a process for cationically polymerizing or co-polymerizing batchwise or continuously .alpha.-pinene by adding .alpha.-pinene either alone or in admixture with other terpene monomers, incrementally to a catalyst system comprising an aluminum halide and an antimony halide in the presence or absence of a (lower)alkyl, alkenyl or aralkyl halide in an inert solvent while controlling the temperature of reaction in the range of -30.degree. C. to +30.degree. C., drowning the polymerization mixture in water, separating the organic phase therefrom, removing the solvent therefrom and recovering a solid polymer in good yield.

Abstract: There is provided a process for the preparation of 3,5-disubstituted pyrazoles which involves:A. the reaction of a methyl ketone, such as acetophenone or an appropriate derivative thereof, with an appropriate aldehyde, such as benzaldehyde in the presence of base to form a 1,3-disubstituted .alpha.,.beta.-unsaturated ketone, such as chalcone or a substituted chalcone,B. the acidification of said .alpha.,.beta.-unsaturated ketone, followed by treatment of the acidified reaction mixture with hydrazine to form a disubstituted pyrazoline, andC. the catalytic dehydrogenation of said pyrazoline to yield the desired 3,5-disubstituted pyrazole.

Abstract: There is provided a process for polymerizing olefins by adding the same incrementally to a catalyst system comprising an aluminum halide, and an organo germanium halide or alkoxide in an inert solvent while controlling the temperature of reaction in the range of -30.degree. C to +30.degree. C, drowning the polymerization mixture in water, separating the organic phase therefrom, removing the solvent therefrom, and recovering a solid polymer in good yield.

Abstract: Novel composition comprising in combination a 1,2-dialkyl-3,5-diphenylpyrazolium salt and an acetylenic glycol safener, and a method of utilizing said composition for the selective postemergence control of wild oats in spring wheat, whereby the said safener minimizes the phytotoxic damage frequently caused by said 1,2-dialkyl-3,5-diphenylpyrazolium salt.

Abstract: There is provided a method for controlling fungi either by contacting the same with a 1,2-dialkyl-3,4,5-trisubstituted pyrazolium salt or by applying said pyrazolium salt to the foliage of a plant susceptible to attack by fungi.

Abstract: Novel 2-imino-1,3-dithiethanes and the use thereof in controlling insects and acarina are disclosed.

Abstract: This invention provides for 1,2-dialkyl-3,5-disubstituted and -3,4,5-trisubstituted pyrazolinium salts, a method for the preparation of the said compounds, and a method for controlling undesirable plant species therewith.

Abstract: There is provided a method for the control of phytopathogenic fungi either by contacting the same with a 4-alkoxy-1,3,5-trisubstituted pyrazole or by applying said pyrazole to the foliage of a plant susceptible to attack by said fungi.

Abstract: There are provided novel S-(.alpha.-substituted -arylmethylthio, -arylmethylsulfinyl, and -arylmethylsulfonyl) methyl phosphorus esters of reduced mammalian toxicity and methods for controlling insects and acarids therewith. There are also provided methods for protecting plants from attack by insects and acarids by applying an insecticidally or acaricidally effective amount of the aforementioned esters to the foliage of said plants or to the soil in which they are grown.

Abstract: Novel 2-imino-1,3-dithiethanes and the use thereof in controlling insects and acarina are disclosed.

Abstract: There are provided certain novel 1,2-dimethyl pyrazolium compounds having nitrogen containing substituents in the 3 or 5 position, and to both a method for controlling plant pathogenic fungi with said compounds and a method for protecting plants from an attack by fungi by applying to the foliage of plants a fungicidally effective amount of said compound.

Abstract: This invention provides for novel benzophenone ureas, a method for preparing the same, and a method for controlling undesirable broadleaf weeds and grasses therewith, wherein said benzophenone is represented by the generic formula: ##SPC1##Where A and B each represent hydrogen, methyl, halogen, trifluoromethyl, or methoxy; R.sub.1 and R.sub.2 are taken singly or in combination and represent hydrogen, lower alkyl, alkoxy, alkoxyalkyl, cycloalkyl, cyclohetero, loweralkylamino, lower alkenyl or lower alkynyl, with the proviso that A is either meta or para to the --HN--CO--NR.sub.1 R.sub.2 substituent.