Heterocyclic Compounds

Matches 1,601 - 1,650 out of 5,800	< 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 >

Document	Document Title
WO/1995/030662A1	PROCESS FOR ALKYLATING TRIAZINE DERIVATIVE A process for producing readily in a high yield a substituted 1,3,5-triazine derivative wherein at least one ring carbon atom is substituted by a secondary amino group having at least one alkyl group. The process comprises reacting a 1,3...
WO/1995/030661A1	SUBSTITUTED AROMATIC THIOCARBOXYLIC ACID AMIDES AND THEIR USE AS HERBICIDES The invention relates to novel substituted aromatic thiocarboxylic acid amides of general formula (I) in which R1, R2 and R3 are hydrogen or various substituents and Z is possibly substituted monocyclic or bicyclic, saturated or unsatura...
WO/1995/030663A1	A PROCESS FOR PREPARING ISOCYANATE AND ISOCYANATE-BASED DERIVATIVES OF CERTAIN AMINO-1,3,5-TRIAZINES BY DIRECT PHOSGENATION A process is provided for preparing isocyanate and isocyanate-based 1,3,5-triazine derivatives by the direct phosgenation of (at least tris-unsubstituted amino)-1,3,5-triazines.
WO/1995/029899A1	ACYLATED AMINOPHENYLSULPHONYLUREAS, PROCESS FOR THEIR PREPARATION AND THEIR USE AS HERBICIDES AND PLANT-GROWTH REGULATORS The invention concerns compounds of formula (I) and their salts, W1, W2, R, n, R1, R2, R4, X, Y and Z being defined as in claim 1 and R3 meaning an acyl residue. These compounds are suitable as herbicides and plant-growth regulators. The...
WO/1995/026716A1	PYRIMIDINE OR TRIAZINE CARBOXYLIC ACID DERIVATIVES TO BE USED AS MEDICAMENTS The invention concerns the use of carboxylic acid derivatives of formula I (I) in which R means a formyl group, a CO2H group or a residue which can be hydrolysed to form COOH; X means nitrogen or CR14, wherein R14 means hydrogen or, toge...
WO/1995/025098A1	METHOD FOR THE SEPARATION OF IMPURITIES FROM A HOT SYNTHESIS GAS MIXTURE IN THE PREPARATION OF MELAMINE The invention relates to an improved method for the separation by means of filters of impurities from a hot synthesis gas mixture obtained in the preparation of melamine from urea, involving filters made of sintered, essentially pure chr...
WO/1995/024403A1	(4,4-DIFLUOROBUT-3-ENYLTHIO)-SUBSTITUTED HETEROCYCLIC OR CARBOCYCLIC RING COMPOUNDS HAVING PESTICIDAL ACTIVITY A compound of formula (I), or a salt thereof, wherein n is 0, 1 or 2; and R is a group of formulae (II) to (XXI), wherein: the S(O)nCH2CH2CH=CF2 group is at least one of R1 (when attached to a carbon atom), R2, R3, R4, R5 or R6; R1 (when...
WO/1995/022959A2	SUNSCREEN COMPOSITIONS The present invention provides a micronised, insoluble organic UV absorber which is especially suitable for use in pharmaceutical or cosmetic applications, with the exclusion of o-hydroxyphenyl-s-triazines having formula (I) in which Ra,...
WO/1995/022523A1	CYCLIC NITROGENOUS COMPOUND AND HERBICIDE A cyclic nitrogenous compound represented by general formula (1) and a herbicide containing the same, exhibiting a high herbicidal activity in a small dose, and having crop selectivity: wherein R1 represents alkyl; R represents hydgrogen...
WO/1995/021153A1	PHENYL ACETIC ACID DERIVATIVES, PROCESS AND INTERMEDIATE PRODUCTS FOR THEIR PRODUCTION AND AGENTS CONTAINING THEM Phenyl acetic acid derivatives of formula (I) in which the components and index have the following meanings: X is NOCH3, CHOCH3 CHCH3 and CHCH2CH3; R1 is hydrogen and alkyl; R2 is cyano, nitro, trifluoro methyl, halogen, alkyl and alkoxy...
WO/1995/014677A1	ETHERIFIED ALKYL OR ARYLCARBAMYLMETHYLATED AMINOTRIAZINES AND CURABLE COMPOSITIONS CONTAINING THE SAME Novel carbamyl-methylated aminotriazines and curable compositions comprising these aminotriazines are disclosed. The carbamyl-methylated aminotriazines are substituted with derivatives of monoalkyl ethers and/or monoaryl ethers of alkyle...
WO/1995/012585A1	TEXTILE TREATMENT A compound of formula (I), wherein H/C represents a nitrogen-containing heterocycle, the side chains of which are attached through carbon atoms in the heterocycle; Ar represents a substituted or unsubstituted benzene naphthalene or strai...
WO/1995/011237A1	METHOD OF PREPARING UNSYMMETRICALLY SUBSTITUED TRIAZINES Described is a method of preparing unsymmetrically substituted triazines of formula (I), in which R1 is hydrogen, methyl or ethyl, R2 and R3, independently of each other, are an optionally substituted hydrocarbon group, by reacting a cya...
WO/1995/010507A1	PHENYLSULFONYL UREAS, PROCESS FOR PRODUCING THE SAME AND THEIR USE AS HERBICIDES AND PLANT GROWTH REGULATORS Compounds are disclosed having the formula (I), as well as their salts, as they are defined in the first claim. In the formula (I), R1 stands for CO-Q-R8, in which R8 = H or R; R2, R3 stand for H or (C1-C4)alkyl; R4 stands for H, R, RO, ...
WO/1995/010506A1	1N-ALKYL-N-ARYLPYRIMIDINAMINES AND DERIVATIVES THEREOF The present invention provides novel compounds, compounds and pharmaceutical compositions thereof, and methods of using same in the treatment of affective disorders, anxiety, depression, post-traumatic stress disorders, eating disorders,...
WO/1995/007268A1	TRIS-(CYANATO)-S-TRIAZINES AND ANISOTROPIC DUROPLASTIC NETWORKS OBTAINED WITH THEM Described are tris-(cyanato)-s-triazines of formula (I) in which R1 and R2 are each, independently of each other, halogen, hydrogen or a methyl or ethyl group, plus a method for the preparation of anisotropic duroplastic networks by the ...
WO/1995/006473A2	MEDICAL USE OF POLYSULFONIC ACID COMPOUND Polysulfonic acid compounds shown by formula (1) or (2) or pharmaceutically acceptable salts thereof exhibit an in vivo antitumor effect on rat prostatic cancer and an antiangiogenic activity by the rat aorta ring assay and the rabbit co...
WO/1995/006642A1	MALODINITRIL-SUBSTITUTED 1,3,5-TRIAZIN-DIAMINES WITH HERBICIDAL ACTIVITY New malodinitril-substituted 1,3,5-triazin-diamines have the formula (I), in which R1 and R2 are the same or different and stand for alkyl, cycloalkyl, alkoxyalkyl, cyanalkyl, alkyl halide or possibly halogen- or alkyl-substituted phenyl...
WO/1995/006473A1	MEDICAL USE OF POLYSULFONIC ACID COMPOUND Polysulfonic acid compounds shown by formula (1) or (2) or pharmaceutically acceptable salts thereof exhibit an in vivo antitumor effect on rat prostatic cancer and an antiangiogenic activity by the rat aorta ring assay and the rabbit co...
WO/1995/006042A1	PROCESS FOR THE PRODUCTION OF HIGH PURITY MELAMINE Improved process for the production of high purity melamine, where the melamine is obtained by conversion of urea and where the purification of melamine is performed in two distinct crystallization stages. The first crystallization consi...
WO/1995/006039A1	NOVEL PHENYL GLYOXYLIC ACID DERIVATIVES, PROCESSES FOR PRODUCING THEM AND THEIR USE AS HERBICIDES AND PLANT GROWTH REGULATORS Compounds of formula (I) are disclosed, wherein: R1 represents H, (C1-C8)-alkyl, where appropriate substituted with a halogen, cyano, (C1-C4)-alkoxy, aryl and substituted aryl, or (C3-C6)-alkenyl, (C3-C6)-alkinyl or (subst.) aryl or an a...
WO/1995/003287A1	METHOD OF ALKYLATING TRIAZINE DERIVATIVE A method of alkylating a 1,3,5-triazine derivative having at least one amino or monosubstituted amino group on the ring carbon atom, such as melamine, its derivatives or various guanamine derivatives, by the reaction with an alcohol in t...
WO/1995/001345A1	PROCESS FOR THE PREPARATION OF MELAMINE The invention relates to a process for the preparation of melamine from urea by feeding molten urea and hot ammonia gas into a reactor having a pressure within the range 50-150 bar and a temperature within the range 360-430 �C, whereby...
WO/1995/001344A1	ACYLATED AMINOPHENYL UREA COMPOUNDS, THEIR PREPARATION AND THEIR USE AS HERBICIDES AND PLANT-GROWTH REGULATORS The invention concerns compounds of formula (I), or salts thereof0, in which G is a group of the formula G1, G2 or G3; R1 is H or alkyl; R2 is COOH, CSOH or a carboxylic- or thiocarboxylic-group derivative with 1 to 20 C-atoms or an acyl...
WO/1994/029282A1	FIBER REACTIVE ANTHRAQUINONE DYES The invention is that of a water soluble fiber reactive anthraquinone blue dyes. These dyes may be used to dye and print textiles and other substrates containing hydroxy and/or amino groups in brilliant blue colors. The dyes of the inven...
WO/1994/027974A1	HERBICIDAL COMPOUNDS A compound of general formula (I), wherein A represents a group of general formula (a) or (b) in which the or each X independently represents a halogen atom or an optionally substituted alkyl, alkoxy, aryl or aryloxy group, or an alkenyl...
WO/1994/025442A1	3-(HETERO)ARYL CARBOXYLIC ACID DERIVATIVES, METHODS OF PREPARING THEM AND INTERMEDIATES USED IN THEIR PREPARATION The invention concerns 3-(Hetero)aryl carboxylic acid derivatives of formula (I) in which R is a formyl group, a CO2H group or a group which can be hydrolysed to give a COOH group and the other substituents are as follows: R2 and R3 are ...
WO/1994/025443A1	3-(HETERO)ARYLOXY(THIO) CARBOXYLIC ACID DERIVATIVES, METHOD OF PREPARING THEM AND INTERMEDIATES USED IN THEIR PREPARATION The invention concerns 3-(hetero)aryloxy(thio) carboxylic acid derivatives of the formula (I) in which the substituents are defined as follows: R1 is hydrogen, a COOH group or a group which can be hydrolysed to give a COOH group; R2 and ...
WO/1994/022961A1	MONOAZO REACTIVE DYES A compound of formula (1) and salts thereof, wherein R1 and R2 are each independently optionally substituted alkyl; R3 is H or optionally substituted alkyl; X is a labile atom or group; Y is a labile atom or group or a group of formula (...
WO/1994/022841A1	ALKYLAMINO SUBSTITUTED TRIAZINEDIONES, TRIAZINEMONOTHIONES AND TRIAZINEDITHIONES There is provided a compound of general formula (I) wherein X and Y are each independently an oxygen or sulphur atom; E and G are each independently a nitrogen or carbon atom but E is not the same as G; Z is either substantially complete...
WO/1994/020451A1	METHODS FOR REGENERATING A SULFUR SCAVENGING COMPOUND FROM A PRODUCT OF A SULFUR SCAVENGING REACTION Methods are provided whereby an N-C-N compound is regenerated from a product of a sulfur scavenging reaction, in which said N-C-N compound removes a sulfur atom from a sulfur compound, to form the original N-C-N compound. The N-C-N compo...
WO/1994/020118A1	NOVEL POLYMERIC CYCLIC N-HALAMINE BIOCIDAL COMPOUNDS Cyclic N-halamine biocidal polymer compounds and methods of using the same wherein the functional groups halogenated hydantoins, triazine diones, imidazolidinones, and pyrimidinones are substituted onto inexpensive polymer units such as ...
WO/1994/018275A1	A HIGH TEMPERATURE PROCESS FOR PREPARING FIBER REACTIVE DYES A process for preparing monoazo dyes by coupling an aromatic diazonium salt with an amino-4-hydroxy-naphthalene sulfonic acid derivative at a temperature of 40� - 85 �C. The process of the invention provides an isomerically purer dye.
WO/1994/018278A2	ELECTRO COAT/BASE COAT/CLEAR COAT FINISHES STABILIZED WITH s-TRIAZINE UV ABSORBERS Tris-aryl-s-triazine UV absorbers typified by those of formula A or B provide excellent light stability protection to electro coat, base coat or clear coat finishes.
WO/1994/017047A1	DIGUANAMINE, AND PRODUCTION, DERIVATIVE AND USE THEREOF A diguanamine represented by general formula (1); a process for producing the same by the reaction of a dicarbonitrile represented by the general formula: NC-R-CN with dicyandiamide in the presence of a basic catalyst; and a thermosettin...
WO/1994/016040A1	DISTILLATE FUELS COMPRISING MULTIFUNCTIONAL DIALKYLAMINO ALKYLETHER CYANURATE ADDITIVES Additives which improve the low-temperature properties of distillate fuels are the ether-type reaction products of (1) reactive hydrocarbyl halides and (2) an aminoalcohol or mixtures of aminoalcohols, or aminoalcohols/amines.
WO/1994/016021A1	AZO COMPOUND A compound of the formula (1): Ar1N = N-J-X-L-X-J-N = NAr2 and salts thereof, wherein: J is (2), Ar1 and Ar2 are each independently aryl containing at least two carboxy groups; and L is a group of formula (3a) or (3b), in which T1 and R2...
WO/1994/014864A1	AMINOPLAST ANCHORED ANTIOXIDANTS This invention provides novel aminoplast anchored, hindered phenolic antioxidants which are useful as stabilizers for coatings and polymers such as polyethylene, polypropylene, and the like to extend their useful life. The aminoplast anc...
WO/1994/014781A1	USE OF BENZOTRIAZINES AS PLA2 INHIBITORS, AND NEW BENZOTRIAZINES Described is the use, in the preparation of drugs with a PLA2-inhibiting action, of compounds of the formula (I) in which R1 is an amino, a C1-C6 alkylamino, a di(C1-C6 alkyl)amino or a hydroxy group; R2 and R3, which may be the same or ...
WO/1994/012717A1	DYES, THEIR PREPARATION AND USE IN THE COLORATION OF SUBSTRATES A process for the coloration of a substrate, especially a textile, comprising the steps of: a) applying to the substrate a mixture comprising an aqueous solvent and a water-soluble dye comprising molecules which contain a nucleophilic gr...
WO/1994/011358A1	SULPHONYL UREA COMPOUNDS WITH A HERBICIDAL ACTION, METHOD OF PREPARING THEM AND THEIR USE Described are sulphonyl urea compounds of the general formula I in which R1 is a methyl or ethyl group; R2 is C1-C3 alkoxycarbonyl, a C1-C2 alkyl group with 1 to 5 fluorine atoms, methylsulphonyl, dimethylaminosulphonyl, thiomethyl, meth...
WO/1994/011370A1	SUBSTITUTED AMINO ALKYL COMPOUNDS Compounds and pharmaceutical compositions thereof comprise the formula: (R)j - (core moiety), including resolved enantiomers and/or diastereomers, hydrates, salts, solvates and mixtures thereof, wherein j is an integer from one to three,...
WO/1994/010156A1	HERBICIDALLY ACTIVE PYRIMIDINYL AND TRIAZINYL COMPOUNDS Pyrimidinyl and triazinyl ethers and thioethers of formula (I) wehrein Q is (Q1), (Q2), (Q3); and the other definitions of the substituents are given in patent claim 1, and the salts of compounds of formula (I) have herbicidal activity a...
WO/1994/010345A1	SKIN TREATMENT Collagen is treated with a water-soluble compound which, in the free acid form, is of formula (1) wherein: L is an organic linking group; W is a covalent bond, -O-, -S-, -SO-, SO2-, -SO2NR1-, -NR1-, -NR1CO(CH2)p-, -NR1CONR1-, -NR1CH2CONR...
WO/1994/010154A1	NEW PHENYLSULPHONYL UREAS, THEIR PREPARATION AND THEIR USE AS HERBICIDES AND PLANT-GROWTH REGULATORS Described are compounds of the formula (I) in which R1 to R4, W, X, Y and Z are as defined in claim 1. Such compounds are suitable for use in the control of weeds in crops. Intermediates of the formulae (II) and (III) may be used to prep...
WO/1994/008980A1	MIXTURES OF HEXAHYDROTRIAZINES USEFUL AS H2S SCAVENGERS A mixture of amines made by reacting an amine compound with an aldehyde compound has been found to reduce the levels of H2S in liquid or gaseous hydrocarbon streams. At least one of the compounds must have an alkoxyalkylene radical. In o...
WO/1994/007868A1	NAPHTHOL DERIVATIVES, A METHOD FOR PRODUCING THE SAME AND THEIR USE AS HERBICIDES Novel naphthol derivatives represented by formula (I), wherein each of R1 and R2, which may be the same or different, represents hydrogen, alkyl, cycloalkyl, or phenyl optionally substituted with at least one member selected from alkyl, ...
WO/1994/006781A1	NEW COMPOUNDS FOR USE IN THE TREATMENT OF CANCER Compounds of formula (IA) where Rc is hydrogen, alkyl or hydroxymethyl, and Ra and Rb are hydrogen, alkyl or an electron withdrawing group; at least one of Ra and Rb being an electron withdrawing group which is cyanomethyl or cyanoethyl;...
WO/1994/006778A1	HYDROXYL AMINO PHENYL SULPHONYL UREAS, THEIR PREPARATION AND THEIR USE AS HERBICIDES AND PLANT GROWTH REGULATORS The sulphonyl ureas of formula (I) and their salts are suitable as selective herbicides to combat weeds in the cultivation of useful plants. The intermediate products of formulae (II) and (IV) may be used for their production.
WO/1994/006780A1	METHOD FOR SYNTHESIS OF TRIARYLISOCYANURATES FROM ARYL ISOCYANATES USING TRIAZAPROPHOSPHATRANE CATALYSTS A method is provided to prepare triaryl isocyanurates from aryl isocyanates by using triazaprophosphatrane catalysts.

Matches 1,601 - 1,650 out of 5,800	< 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 >