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Matches 1,001 - 1,050 out of 9,502

Document Document Title
WO/2001/094307A1
The invention concerns compounds of formula (I) wherein: R¿1? and R¿2? independently represent a hydrogen atom, a benzyl group, a benzoyl group, a CO(C¿1?-C¿4?)Alk group, a -CH¿2?OCH¿3? group, a COO(C¿1?-C¿4?)Alk group or a benzy...  
WO/2001/094303A2
The invention relates to a process for isolating a phenyl ester salt from a mixture comprising sulfolane (tetrahydrothiophene-1,1-dioxide). The invention includes adjusting the temperature of a mixture comprising a phenyl ester salt and ...  
WO/2001/094304A1
A process for the production of sulfonic ester derivatives of the general formula (4) or (5) by reacting an amino alcohol of the general formula (1) or (2) with an organic sulfonyl halide of the general formula (3) in a mixed solvent of ...  
WO/2001/094301A2
The present invention relates to compounds of formula (I), in which R?1¿, R?2¿, R?3¿, R?4¿, R?5¿, R?6¿, A, X, m and n have the meanings indicated in the claims. The compounds of the formula (I) are valuable pharmacologically active...  
WO/2001/094320A2
A process for the preparation of a sulfonamide of formula (II), comprising reacting at elevated temperature an aniline of formula (I), with a sulfonating agent A of the formula R?1¿-SO¿2?-Z in the presence of a catalytic amount of eith...  
WO/2001/094302A2
A process for the purification and isolation of a chemical compound, by extractive solution crystallization. The process comprises combining in any order a first solvent, a second solvent, and a mixture comprising a chemical compound wit...  
WO/2001/094509A2
The present invention relates to a process for preparing an aqueous solution of a C¿14?-C¿16? alpha olefin sulfonate, wherein the aqueous solution has a Klett color of less than 12, when diluted with water to a 5% solution.  
WO/2001/092216A2
The invention relates to a process for purifying and decolorizing a phenyl ester salt. The process combines a phenyl ester salt with a solvent to form a mixture and then stirs the mixture to form a slurry. The phenyl ester salt is substa...  
WO/2001/092188A1
A method for preparing a tritium-labeled compound, characterized in that it comprises reacting an organic compound with a hydride reagent in the presence of a solvent and a catalyst; and a tritium-labeled compound prepared by the method....  
WO/2001/092210A1
This invention provides certain compounds, methods of their preparation, pharmaceutical compositions comprising the compounds, their use in treating human or animal disorders. The compounds of the invention are useful as modulators of th...  
WO/2001/092217A2
The present invention relates to a process for the preparation of amidostyrylstilbene-disulphonic acid derivatives represented by formula (1) in which X represents a group of formula (2), (3) or (4), whereby, in formula (2), R¿1? is hyd...  
WO/2001/090056A1
The present invention relates to a compound of formula (Ia) or a pharmaceutically acceptable salt thereof which is useful for the treatment of conditions associated with glutamate hypofunction, such as psychiatric and neurological disord...  
WO/2001/090055A2
The present invention relates to a process for the preparation of a biphenyl compound comprising combining a phenyl boronic acid derivative with an halobenzene derivative in the presence of a suitable additive in a suitable organic solve...  
WO/2001/087814A2
The present invention discloses a process for the semi-synthesis of 4-demethoxydaunomycinone, (8s-cis)-acetyl-10-hydroxy-7,8,9,10-tetrahydro-6,8,11-trihyd roxy-5,12-naphthacenedione, of formula (I).  
WO/2001/085678A1
The invention relates to a method for the production of $g(V)-aminoalkylsulphonic acids of general formula (I), where R1 and R2 = optionally substituted alkyl groups with 1 20 C atoms and n = a whole number from 2 6, whereby an amine of ...  
WO2001049657A8
Compounds of formula (I): wherein X<1> is alkyl, sulphonyl or carboxy; X<2> is hydrogen or alkyl; R<1> is arylmethyl or heterocyclylmethyl; R<2> is alkyl, alkenyl, aryl, cycloalkyl or cycloalkenyl; and R<3> is hydrogen, alkyl, alkenyl, a...  
WO/2001/083421A1
A process for the preparation of 2-halobenzoic acids of the general formula (I), characterized by reacting a benzoic acid of the general formula (II) with a halogenating agent in the presence of a Pd catalyst. [In the formulae, A is -OH,...  
WO2001023352A3
Disclosed is a process for the oxidation of sulphonamides of formula (I) to N-sulphonyl imines of formula (II) using chromium (IV) dioxide as the oxidant. Also disclosed is a process for the preparation of imines of formula (iii) or comb...  
WO/2001/081297A1
The invention concerns novel amino acid derivatives, the method for preparing them and their uses as UV filters, in particular in cosmetics. The invention concerns in particular the use of said novel compounds for skin and/or hair protec...  
WO/2001/081365A2
A metal chelating composition having the formula: wherein Q is a carrier; S?1¿ is a spacer; L is -A-T-CH(X)- or -C(&equals O)-; A is an ether, thioether, selenoether, or amide linkage; T is a bond or substituted or unsubstituted alkyl o...  
WO/2001/079151A1
The invention relates to the production of nitro benzoic acids by oxidation of special nitro toluenes, nitro benzyl alcohols, esters and/or ethers in the presence of nitric acid at a high temperature and high pressure. The special nitro ...  
WO/2001/079161A1
The invention relates to novel pesticidally active $g(a)-sulfin- and $g(a)-sulfonamino acid amides of the general formula (I) including the optical isomers thereof and mixtures of such isomers, wherein n is a number zero or one, R¿1? - ...  
WO/2001/079160A1
The invention relates to novel pesticidally active $g(a)-sulfin and $g(a)-sulfonamino acid amides of the general formula (I) including the optical isomers thereof and mixtures of such isomers, wherein n is a number zero or one; R¿1?, R...  
WO/2001/079159A1
The invention relates to novel pesticidally active $g(a)-sulfin- and $g(a)-sulfonamino acid amides of the general formula (I) including the optical isomers thereof and mixtures of such isomers, wherein n is a number zero or one; R¿1? - ...  
WO/2001/077071A1
The invention relates to a method for producing ditaurine and salts thereof from taurine or its salts or from mixtures thereof by heating the starting material to temperatures ranging from 130 °C to 300 °C in the presence of a reaction...  
WO/2001/074763A1
The invention relates to novel aryl and heteroaryl sulfonates of formula (Ia) and to methods for producing them and to novel aryl and heteroaryl sulfonates of formula (I) for treating and/or preventing diseases, especially for treating p...  
WO/2001/072687A1
A compound of general formula (I), or pharmaceutically acceptable salts, solvates or polymorphs thereof; wherein R?3� is independ ently CF�3?, OCF�3?, C�1?-C�4?alkylthio or C�1?-C�4?alkoxy; n is 1, 2 or 3; and the other var...  
WO2001014576B1
Efficient synthetic routes for the preparation of rhinovirus protease inhibitors of formula (I), particulary (I'), key intermediates useful in those synthetic routes, as well as a continuous membrane reactor useful for those synthetic ro...  
WO2000071506A9
Compounds of formula (I), wherein R<1> and R<2> are substituents on the A rings and are, independently, -SO2NR<7>2, -C(O)NR<7>2, -NR<7>SO2R<7>, -NR<7>C(O)R<7>, -SO2OR<7>, -C(O)OR<7>, -OSO2R<7>, or -OC(O)R<7>, R<3> and R<4> are, independe...  
WO/2001/068657A1
A novel triphenylphosphine derivative which is synthesized from triphenylphosphine and a hydroxylated lactone; a palladium/nickel complex having the derivative as a ligand; and a process for producing a biaryl derivative which comprises ...  
WO/2001/066516A1
Disclosed is a process for the preparation of trifluoromethanesulfonic acid anhydride by the steps of (1) forming a mixed anhydride comprising a trifluoromethanesulfonyl acyl residue and a carboxyl residue by contacting trifluoromethanes...  
WO/2001/064629A1
A process for preparing organic sulfur acids or salts thereof, which comprises reacting an organic substrate with a sulfur oxide in the presence of a metal compound catalyst in the absence of N-hydroxy- and N-oxo-cyclic imide compounds t...  
WO/2001/064610A1
An integrated process for producing alkylbenzenes, sulfonated alkylbenzenes and/or alkylcyclohexanes from syngas is disclosed. The process involves subjecting syngas to Fischer-Tropsch conditions. Fractions rich in C¿6-8? and C¿18-26? ...  
WO2001014576A3
Efficient synthetic routes for the preparation of rhinovirus protease inhibitors of formula (I), particulary (I'), key intermediates useful in those synthetic routes, as well as a continuous membrane reactor useful for those synthetic ro...  
WO/2001/060795A1
An optically active amino acid derivative is prepared either by subjecting an optically active 3-haloalanine derivative (1) to N-protection followed by cyclization or cyclization followed by N-protection to prepare an optically active az...  
WO/2001/060787A1
The invention relates to a method for the safe production of nitroethionate, by reaction of 4-nitro-N-methylaniline with 1,3-dioxa-2,4-dithian-2,4-bis dioxide. The method is characterised in that an ether of polyhydric alcohols or a cycl...  
WO/2001/058862A1
The invention relates to a method for producing diaryliodonium sulfonates in high yields and with a high degree of purity and then isolating the same, by reacting special diaryliodonium salts with an aliphatic or aromatic sulfonic acid o...  
WO/2001/058853A1
Compunds of formula (1 and 1-1), wherein R?1¿, R?2¿, R?3¿, R?4¿, R?5¿, A, B have the meanings given within.  
WO/2001/058843A1
A process for preparing optically active secondary alcohols of the general formula (3), [wherein R?1¿ is linear lower alkyl, an aromatic ring group, or the like; A is CH¿2?NR?2¿R?3¿ or the like; n is an integer of 0 to 2; and * repre...  
WO2000071506A3
Compounds of formula (I), wherein R<1> and R<2> are substituents on the A rings and are, independently, -SO2NR<7>2, -C(O)NR<7>2, -NR<7>SO2R<7>, -NR<7>C(O)R<7>, -SO2OR<7>, -C(O)OR<7>, -OSO2R<7>, or -OC(O)R<7>, R<3> and R<4> are, independe...  
WO/2001/055104A1
A process for preparing optically active N-substituted azetidine-2-carboxylic acids of the general formula (2) efficiently, simply, easily and industrially advantageously by subjecting an optically active 4-(substituted amino)-2= halogen...  
WO/2001/051461A1
An integrated process for preparing $g(a)-(2,4-disulfophenyl)-N-tert-butylnitrone and its salts is disclosed in which N-tert-butylhydroxylamine acid addition salt is incompletely neutralised so as to leave catalytic amounts of acid and t...  
WO/2001/051459A1
Solid aryl sulfonates are purified by preferentially dissolving impurities into an aqueous liquid phase.  
WO/2001/051460A1
A process for the preparation of $g(a)-(2-4-disulfophenyl)-N-tert-butylnitrone and pharmaceutically acceptable salts thereof by the reaction of the corresponding disulfophenyl aldehyde with N-tert-butylhydroxylammonium acetate is disclosed.  
WO/2001/051463A1
The present invention relates to a physical form of the known drug substance glyburide, also known as glibenclamide, and chemically defined as 5-chloro-N-[2-[4-[[[(cyclcohexylamino)-carbonyl]amino]sulfon yl]phenyl]ethyl]-2-methoxybenzami...  
WO2001042226A8
The present invention relates to a compound of formula (I) wherein R<1> is an unsubstituted or substituted hydrocarbon radical having a total of 1 to 10 carbon atoms, preferably 1 to 6 carbon atoms, R<2> is an unsubstituted or substitute...  
WO/2001/049657A1
Compounds of formula (I): wherein X?1¿ is alkyl, sulphonyl or carboxy; X?2¿ is hydrogen or alkyl; R?1¿ is arylmethyl or heterocyclylmethyl; R?2¿ is alkyl, alkenyl, aryl, cycloalkyl or cycloalkenyl; and R?3¿ is hydrogen, alkyl, alken...  
WO/2001/047872A1
Disclosed is a method for the preparation of a fluorosulfonyl imide monomer of the structure represented by formula (IV), wherein X is F or perfluoroalkyl having 1-4 carbons optionally substituted by ether oxygen, M is an alkali or alkal...  
WO/2001/047873A1
The invention relates to a novel method for producing N-substituted 2,4-diamino-5-fluoro benzonitriles that are known as intermediates in the production of herbicides. The invention further relates to novel N-substituted 4-bromo-6-fluoro...  
WO/2001/047874A1
Compounds of formula (I) wherein R is hydrogen, alkyl, alkenyl, alkynyl, aryl, heteroaryl or heterocyclyl; and R?1¿ is bicyclyl or heterobicyclyl; are useful in the treatment and prophylaxis of conditions mediated by s-CD23 or TNF.  

Matches 1,001 - 1,050 out of 9,502