Abstract: The invention relates to a method for the preparation of certain substituted bis-arylpentadienones which are useful and valuable intermediates for the preparation of insecticidal amidinohydrazones. The invention further relates to pentadienone substituted amidimohydrazone insecticides and fire ant control agents.

Abstract: A class of polyamides comprising recurring units having substituted-quaterphenylene radicals is disclosed. The polymers comprise recurring units of the formula ##STR1## wherein each of A and B is a divalent radical, except that B can represent a single bond; R and R.sup.1 are each hydrogen, alkyl, aryl, alkaryl or aralkyl; and c is zero or one; and wherein, when c is one, at least one of A and B is a substituted-quaterphenylene radical having the formula ##STR2## where each U is a substituent other than hydrogen, each W is hydrogen or a substituent other than hydrogen, each p is an integer from 1 to 3, each X is hydrogen or a substituent other than hydrogen and each r is an integer from 1 to 4, the U, W.sub.p and X.sub.r substitution being sufficient to provide the radical with a non-coplanar molecular configuration; and wherein, when c is zero, A is a substituted-quaterphenylene radical as aforedescribed.

Abstract: A process for the preparation of a 5-aryloxy-1-chloro-3,3-dimethyl-2-pentanone of the formula ##STR1## in which R.sup.1 and R.sup.2 each independently is halogen, alkyl having 1 to 4 carbon atoms, alkoxy or alkylthio each having 1 to 2 carbon atoms, halogenoalkyl, halogenoalkoxy or halogenoalkylthio each having 1 to 2 carbon atoms and 1 to 5 halogen atoms, cyclohexyl, dialkylamino having 1 to 4 carbon atoms in each alkyl moiety, nitro, cyano, alkoxy-carbonyl having 1 to 4 carbon atoms in the alkyl moiety, phenyl or halophenyl, m and n each independently is an integer from 0 to 5, and m+n.ltoreq.5,comprising reacting 1,1,5-trichloro-3,3-dimethyl-1-pentene of the formula ##STR2## with a phenol of the formula ##STR3## in the presence of a base in a diluent, to produce a compound of the formula ##STR4## and subjecting such reaction product to acid hydrolysis.

Abstract: The invention provides novel nitro-paraphenylenediamine derivatives of the formula: ##STR1## in which R.sub.1 denotes an alkyl group, a monohydroxy- or polyhydroxy-alkyl group or an aminoalkyl group, the amino group of which is optionally monosubstituted or disubstituted by an alkyl group, and R.sub.2 denotes an alkyl group, or a cosmetically acceptable salt thereof. These derivatives are useful as direct dyes, especially for dyeing human hair.

Abstract: Antimicrobial compounds of the following formula are disclosed: ##STR1## wherein X is selected from the group consisting of --O--, --CH.sub.2 and ##STR2## m is 0 or 1; R.sub.1 is selected from the group consisting of hydrogen, nitro, amino, lower alkyl, lower alkanamido, lower N,N-dialkylamino, formamido, hydroxy, lower alkoxy, halogen, lower haloalkanamido and pyrryl; n is 1 or 2; and R.sub.2 is selected from the group consisting of hydrogen, methyl, fluoro, chloro and nitro. Acyl chlorides, esters, alkylaminoalkyl ester salts, amides and pharmaceutically acceptable carboxylate salts are also disclosed. Pharmaceutical compositions containing these compounds, methods of using these compound and synthetic intermediates are also disclosed.

Abstract: Compounds having the general formula: ##STR1## in which R denotes hydrogen, a lower alkyl, lower hydroxyalkyl or lower polyhydroxyalkyl radical or alternatively an alkyl, hydroxyalkyl or polyhydroxyalkyl radical in which the alkyl chain is interrupted by one or more hetero-atoms such as oxygen are described. These compounds can be used in dyeing compositions for keratin fibres and wavesetting lotions. They make it possible to obtain very strong shades.

Abstract: The invention is preemergence herbicidal methods employing novel dinitroanilines for control of certain grasses and broadleaf weeds in the presence of graminaceous crops, especially rice.

Abstract: Aminopolynitrotoluenes, having energetic properties, including 4-amino-2,,6-tetranitrotoluene 3-amino-2,4,5,6-tetranitrotoluene and 2-amino-3,4,5,6-tetranitrotoluene, and methods for their preparation. Also, 4-amino-N,2,3,6-tetranitrotoluene and 4-amino-N-2,3,5,6-pentanitrotoluene, each having energetic properties. Further, a process for preparing 2,3,4,5,6-pentanitrotoluene.

Abstract: The invention provides new chlorine-substituted nitro-para-phenylenediamines of the formula: ##STR1## in which R.sub.1 and R.sub.2, which are identical or different, denote hydrogen, a lower alkyl group or a monohydroxylated or polyhydroxylated alkyl group and n is an integer from 2 to 4, and the cosmetically acceptable salts of these compounds. These compounds can be used for hair dyeing.

Abstract: Novel compounds of the general formula ##STR1## wherein Z represents a substituted lower alkyl radical; each of R.sub.1 and R.sub.2 is hydrogen atom, a lower alkyl or a substituted lower alkyl identical with or different from Z and the functional groups NO.sub.2 and NR.sub.1 R.sub.2 can occupy all ring positions in relation to OZ, with the exception that if Z is .beta.-hydroxyethyl, --NO.sub.2 is in the 4 position and --N(R.sub.1)(R.sub.2) is in the 2 position then either R.sub.1 or R.sub.2 is other than hydrogen.The novel compounds are for dyeing human hair in a variety of yellow shades. The compounds of formula (I) may be used as aqueous or water-alcohol solutions to form dye compositions for dyeing human hair.

Abstract: Organonitrogen compounds bearing a labile hydrogen atom directly bonded to a reactive nitrogen function, e.g., nitrogen heterocycles or substituted anilines, are N-alkylated with an N-alkylating agent in the presence of inorganic base and at least one sequestering agent having the structural formula:N--CHR.sub.1 --CHR.sub.2 --O--(CHR.sub.3 --CHR.sub.4 --O).sub.n --R.sub.5 ].sub.3 (I)wherein n is a number ranging from 0 to 10, R.sub.1, R.sub.2, R.sub.3, R.sub.4, which may be identical or different, each represents a hydrogen atom or an alkyl radical having 1 to 4 carbon atoms, and R.sub.5 represents an alkyl or cycloalkyl radical having 1 to 12 carbon atoms, a phenyl radical, or a radical of the formula --C.sub.m H.sub.2m --.phi., or C.sub.m H.sub.2m+1 --.phi.--, m ranging from 1 to about 12 and .phi. being phenyl.

Abstract: (1) Process for the manufacture of 2,6-dichloro-4-nitroaniline.(2) This process consists in chlorinating paranitroaniline, with chlorine gas, in an aqueous solution of hydrochloric acid having a concentration of between 4 and 7.5 N, at the boil, at a temperature between 95.degree. and 110.degree. C.(3) This process makes it possible to obtain 2,6-dichloro-4-nitroaniline with an improved yield and an improved quality of product.

Abstract: This invention is directed to 2-chloro-6-nitro-aniline compounds of the formula ##STR1## wherein A represents hydrogen, a straight or branched alkyl radical having from 1 to 6 carbon atoms a cycloalkyl radical having from 3 to 6 carbon atoms, a chlorine-substituted or hydroxyl-sustituted alkyl radical having from 2 to 6 carbon atoms, or an allyl or trifluoroacetyl group,B represents hydrogen or a methyl, ethyl, n-propyl, or isopropyl group, orA and B represent together an alkylene radical optionally interrupted by oxygen, .dbd.NH or, .dbd.NCH.sub.3, and having up to 5 members, or the group .dbd.CH-N(CH.sub.3).sub.2,R represents hydrogen, fluorine, chlorine, or bromine or a trifluoromethyl, methyl, or methoxy group, and X represents oxygen or sulphur,and novel herbicidal compositions containing these compounds as active ingredients.

Abstract: A method of producing aminobenzimidazolones which comprises reacting a compound I having the general formula ##STR1## wherein X, Y and Z independently represent a substituent selected from the group consisting of a nitro group and an amino group, with carbon monoxide in solvent in the presence of selenium and an inorganic base or an organic base, and in the presence of water when the compound I has nitro groups, thereby providing a compound II having the general formula ##STR2##

Abstract: A method for the N-denitration of secondary N,2,6-trinitroanilines with phase transfer catalysts.

Abstract: An azo dyestuff of the formula ##STR1## wherein R is linear alkyl having 2 to 4 carbon atoms and R' is linear alkyl having 3 to 5 carbon atoms and isopropyl.

Abstract: A method for the preparation of 2,4-dinitroaniline from 1-chloro-2,4-dinitrobenzene comprising adding ammonia to melted 1-chloro-2,4-dinitrobenzene in such dosages that the temperature of the mixture does not exceed 120.degree. C. and that the pressure does not exceed 3 bar. 6-halo-2,4-dinitroaniline may be produced from the so formed 2,4-dinitroaniline by neutralizing the suspension containing the 2,4-dinitroaniline with acid to give a pH of from the 6-halo-2,4-dinitroaniline. The 6-halo 2,4-dinitroaniline is useful in the preparation of dyestuffs.

Abstract: A method of producing benzimidazolone which comprises reacting a feed compound having the general formula ##STR1## wherein X and Y independently represent an amino group or a nitro group, with carbon monoxide in solvent in the presence of selenium and a base, and in the presence of water when the feed compound has nitro groups.

Abstract: A process for producing p-nitroaniline, which comprises nitrating an .alpha.-methylbenzalaniline of the formula ##STR1## wherein R represents an alkyl group having 1 to 5 carbon atoms, and n is 0 or 1,with nitric acid in the presence of a halogenated aliphatic hydrocarbon solvent and sulfuric acid to form a p-nitro-.alpha.-methylbenzalaniline of the formula ##STR2## wherein R and n are as defined above, and hydrolyzing the p-nitro-.alpha.-methylbenzalaniline.

Abstract: C-Nitrosodiarylamines may be prepared in a single stage from diarylamines by adding alcoholic solutions of a hydrogen halide below the surface of a stirred mixture of the diphenylamine in an organic liquid containing water. The amount of water contained is critical, and amounts from about 1 to about 3 g per mole of diarylamine are preferred.

Abstract: Methods for the preparation of substituted meta-phenylalkoxynitrobenzenes and their use as starting materials for the synthesis of herbicidal meta-phenylalkoxyphenylurea.

Abstract: Novel compounds of the general formula ##STR1## wherein Z represents a substituted lower alkyl radical; each of R.sub.1 and R.sub.2 is hydrogen atom, a lower alkyl or a substituted lower alkyl identical with or different from Z and the functional groups NO.sub.2 and NR.sub.1 R.sub.2 can occupy all ring positions in relation to OZ, with the exception that if Z is .beta.-hydroxyethyl, --NO.sub.2 is in the 4 position and --N(R.sub.1)(R.sub.2) is in the 2 position then either R.sub.1 or R.sub.2 is other than hydrogen.The novel compounds are for dyeing human hair in a variety of yellow shades. The compounds of formula (I) may be used as aqueous or water-alcohol solutions to form dye compositions for dyeing human hair.

Abstract: New azo dyes are disclosed which are free from sulphonic acid groups and which are optionally quaternized in the coupling component, and mixtures of such dyes, which dyes correspond to the formula ##STR1## wherein X represents chlorine, optionally substituted phenyloxy, phenylmercapto, alkylmercapto, naphthyloxy, naphthylmercapto, or a heterocyclic radical which is bound by way of --O--, --NH-- or --S--, X.sub.1 represents hydrogen, cyano, lower alkoxy, carboxy, optionally branched and/or substituted alkyl having 1 to 12 carbon atoms, optionally branched and/or substituted lower alkenyl, optionally substituted cycloalkyl, aralkyl having 7 to 10 carbon atoms, aryl, carbamoyl, or a heterocyclic radical, W represents hydrogen, a cyano group, an optionally branched and/or substituted lower alkyl group, an optionally substituted cycloalkyl group, an aralkyl group (having 7 to 10 carbon atoms), an aryl group or the radicals ##STR2## wherein R.sub.1 and R.sub.2 represent lower alkyl, R.sub.

Abstract: Novel N-haloacetylphenylamino carbonyl oximes represented by the formula ##STR1## wherein Ar is phenyl or substituted phenyl; R.sup.1 is halomethyl; R.sup.2 and R.sup.3 are each independently hydrogen, alkyl, phenyl, benzyl, substituted phenyl or benzyl, haloalkyl, cyanoalkyl, alkoxyalkyl, alkylthioalkyl or thiocyanoalkyl; R.sup.4 is hydrogen or alkyl; n is 0 or 1; m is 0 or 1; R is hydrogen, alkyl, alkenyl, alkynyl, alkylthioalkyl, haloalkyl, alkoxyalkyl, cyanoalkyl, phenyl, benzyl, substituted phenyl or benzyl, or R is acyl of the formula ##STR2## wherein R.sup.5 is hydrogen, alkyl, haloalkyl, alkoxyalkyl, alkylthioalkyl, alkoxy, alkylthio, acetonyl, or the group --NR'R" wherein R' and R" are independently hydrogen, alkyl or phenyl; with the proviso that R.sup.2 and R.sup.3 may be joined together to form a carbocyclic ring or a heterocyclic ring; or R and R.sup.2 may be joined together to form a heterocyclic ring; or R and R.sup.3 may be joined together to form a heterocyclic ring.

Abstract: A process for the preparation of 4-nitroso-diphenylamine by rearranging N-nitroso-diphenylamine according to Fischer-Hepp to o-dichlorobenzene, under the effect of alcoholic hydrochloric acid and working up the suspension of the 4-nitroso-diphenylamine-hydrochloride.

Abstract: The preparation of racemic and optically pure tryptophans is described. The D-enantiomers of the 6-substituted compounds possess a potent sweetening capability. Novel intermediates are also disclosed.

Abstract: Dyes of the formula ##STR1## where X and Y, for example, can be hydrogen or halogen and R can be alkyl among other substituents. The dyes are derived from an O-nitroaniline diazo component and an N-substituted homophthalimide as coupling component. The dyes are greenish yellow to orange and give clear dyeings of good color strength and having good general fastness properties on polyesters, cellulose esters and in some cases also on polyamides. The fastness to light and the fastness to heat setting are excellent and may easily be influenced by the choice of substituents.

Abstract: o-Aminophenol derivatives are described represented by the formula (I) ##STR1## wherein R represents --NH.sub.2 or --NH--CO--R.sup.6 ; R.sup.1 and R.sup.2 which may be the same or different, each can represent an alkyl group or an aromatic group, or R.sup.1 and R.sup.2 together can form a ring; or R.sup.1, R.sup.2 and R.sup.3 together can form a ring ; R.sup.3 represents hydrogen, an alkyl group or an aromatic group; R.sup.4 can represent an alkyl group or an aromatic group; R.sup.5 can represent an alkyl group, an alkoxy group, an alkylthio group, an arylthio group, a halogen atom or an acylamino group; and n is 0, 1 or 2; R.sup.6 represents an alkyl group or an aromatic group; and R.sup.4 and R.sup.5 together can form a heterocyclic ring, R.sup.1 and R.sup.4 together can form a heterocyclic ring, or R.sup.1 and R.sup.5 together can form a ring; and R.sup.1, R.sup.2, R.sup.3, R.sup.4, and R.sup.5.sub.n have a total of 7 or more carbon atoms.

Abstract: The invention relates to novel 5-phenylseleno-2-benzimidazolecarbamate derivatives, for example methyl 5-phenylseleno-2-benzimidazole-carbamate, which possess useful anthelmintic and/or fasciolicidal activity, and processes for the manufacture of the novel compounds, and dosage formulations, are also described.

Abstract: Fungicides are of the formula: ##STR1## wherein R and R' are each independently alkyl of 1 to 4 carbon atoms,R.degree. is trihalomethyl in which the halo atoms are of atomic weight of from 18 to 36, e.g. trifluoromethyl or trichloromethyl, cyano or --SO.sub.2 NR"R"', andR" and R"' are each independently hydrogen or alkyl of 1 to 4 carbon atoms.

Abstract: Dyestuffs of the formula ##STR1## wherein R.sub.1 represents hydrogen, alkyl or aralkyl,R.sub.2 represents R.sub.1 or aryl,A represents C.sub.2 -C.sub.6 -alkylene,X represents R.sub.2 or acyl,n represents 1-7,m represents 1 or 2 andthe rings B and D can contain customary radicals,with the proviso that n is at least 2 if X represents acyl,give, when mixed with emulsifiers, dyestuff preparations which are in the liquid or dissolved form under dyeing conditions. The use of additional dispersing agents, protective colloids, levelling agents and carriers when dyeing polyester fibres thereby becomes superfluous.

Abstract: The present invention relates to certain novel substituted 2,6-dinitroaniline compounds. It further relates to certain preemergence herbicidal methods employing said novel dinitroanilines for the selective control of certain grasses and broadleaved weeds in the presence of graminaceous crops, especially rice. This invention also relates to the postemergence control of crabgrass and certain broadleaved weeds in the presence of established turf grasses.

Abstract: Novel N-substituted 7-amino-6-nitro-4-trifluoromethyl-1,3-benzodithiol-2-ones of the formula ##STR1## wherein X is --O-- or --S--, R is C.sub.1 -C.sub.4 alkyl, R.sub.1 is hydrogen or C.sub.1 -C.sub.4 alkyl, and n is 2 or 3, processes for the production of these compounds, and compositions containing them for use in pest control, especially for controlling representatives of the order Acarina and insects that are parasites of plants and animals. The novel compounds are especially effective against phytophagous mites.

Abstract: Couplers having the general formula (I): ##STR1## or the acid salts thereof in which formula R is either(a) hydrogen or(b) a C.sub.1 -C.sub.3 alkyl or(c) a C.sub.1 -C.sub.3 hydroxyalkyl, andZ is either(a) hydroxyalkyl, or(b) alkoxyalkyl in which the alkoxy group contains 1 to 2 carbon atoms, or(c) mesylaminoalkyl, or(d) acetylaminoalkyl, or(e) ureidoalkyl, or(f) carbethoxyaminoalkylthe alkyl groups in the radicals constituting Z comprising from 2 to 3 carbon atoms andZ is not hydroxyethyl when R is hydrogen.

Abstract: A compound of the formula ##STR1## in which X represents chlorine or bromine, Y and Z each represent methyl or ethyl, and n stands for the integer 1 or 2, said compound being useful as a navy blue dye for the dyeing or printing synthetic fibrous materials, preferably polyester fibers, in aqueous baths, suitably in the form of dyestuff preparations containing dispersing agents, and also useful for dyeing fibrous materials in organic solvents, such as trichloroethylene or methanol.

Abstract: 2-Aryl-1,3-cyclohexanedione compounds and their alkali metal and ammonium salts exhibit outstanding herbicidal, miticidal and mite ovicidal activity.

Abstract: 2-Aryl-1,3-cyclohexanedione compounds and their alkali metal and ammonium salts exhibit outstanding herbicidal, miticidal and mite ovicidal activity.

Abstract: 2-Aryl-1,3-cyclohexanedione compounds and their alkali metal and ammonium salts exhibit outstanding herbicidal, miticidal and mite ovicidal activity.

Abstract: Trinitrotoluene is selectively reduced by reaction with H.sub.2 S in p-dine to produce 4-amino-2,6-dinitrotoluene. This latter compound is then nitrated with HNO.sub.3 in H.sub.2 SO.sub.4 to produce pentanitroaniline which is, in turn, reacted with NH.sub.3 in benzene, methylene chloride or another suitable solvent to produce triaminotrinitrobenzene (TATB). TATB is useful as an explosive.

Abstract: Aromatic amines are obtained in high yield and purity by treating the corresponding cyclohex-2-en-1-on-oxime hydrochlorides with the at least threefold molar amount of acetic anhydride.

Abstract: Non-ionic polyiodo saccharidic ether substituted anilines are provided as contrast media, the ether being non-glycosidyl. The compounds have excellent physical properties in having acceptable water solubility or capable of stable suspension, relatively low osmotic pressure, good thermal stability, so as to be heat sterilizable, and a high iodine proportion. The compounds can be prepared from polynitroaromatics by substitution and reduction.

Abstract: In the process of subjecting a compound selected from phenols, N,N-dialkylanilines and mixtures thereof to nitrosation reaction conditions using a nitrite in an aqueous system to prepare nitrosated products selected from benzoquinone oximes and p-nitroso-N,N-dialkylanilines, the nitrosation reaction is advantageously carried out in the presence of an acid stronger than nitrous acid an organic acid of pKa 2 to pKa 5 or a salt thereof and water, the quantities of the organic acid and water being up to 5 times by mole and up to 10 times by weight the quantity of the compound to be nitrosated, respectively.

Abstract: Nitrogen-containing compositions made by condensing a nitro phenol with an organic amino compound having at least one hydrogen atom directly bonded to a nitrogen or oxygen atom are useful as additives for lubricants and fuels. A specific embodiment comprises compositions made by reacting nitro phenols having hydrocarbyl substituents of up to 750 aliphatic carbon atoms with alkylene polyamines.

Abstract: This invention relates to a group of novel substituent anilines, useful in eliminating germinating and seedling weed grasses and selected broadleaf weeds.

Abstract: This invention relates to a group of novel substituent anilines, useful in eliminating germinating and seedling weed grasses and selected broadleaf weeds.