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WO/2001/064630A1 |
The present invention provides an intermediate compound used for synthesis of polyene chain structure, that is an important moiety of carotenoid compounds, a process for preparing the same, and carotenoid polyene chain compounds prepared...
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WO/2001/062714A1 |
There are provided novel compounds of formula (I), wherein R?1¿, R?2¿, X, Y, V, W and Z are as defined in the specification, and pharmaceutically acceptable salts thereof, and enantiomers and racemates thereof; together with processes ...
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WO/2001/062721A1 |
There is disclosed the use of a compound of formula (I), wherein R?1¿, R?2¿, X, Y, V, W and Z are as defined in the specification, and pharmaceutically acceptable salts, enantiomers or racemates thereof, in the manufacture of a medicam...
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WO/2001/062668A2 |
This invention is directed to novel and known sulfur containing compounds and pharmaceutically acceptable salts thereof that have utility as antifungals and as antiproliferative agents against mammalian cells, in particular cancer cells ...
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WO/2001/062720A1 |
1-chloro-4-[4-(alkylthio)phenoxy]-benzenes of formula (I) can be obtained when potassium salts, rubidium salts and/or cesium salts, optionally mixed with sodium salts of a 4-alkylthio-phenol of formula (II), are reacted with a 4-chloroha...
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WO/2001/060788A1 |
A process for the production of methionine which comprises (a) a first step of contacting hydroxymethylthiobutyronitrile with ammonia or a solution of ammonia to produce a product comprising 2-amino methylthiobutyronitrile, (b) a second ...
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WO/2001/060791A1 |
A process for preparing 2-hydroxy-4-methylthiobutanoic acid by hydrolyzing 2-hydroxy-4-methylthiobutanenitrile and/or 2-hydroxy-4-methylthiobutanamide in the presence of sulfuric acid to thereby obtain a reaction fluid containing 2-hydro...
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WO/2001/060789A1 |
A process for the production of methionine which comprises: (a) a hydrolysing the methionine amide or the hydroxy analogue of methionine amide in the presence of a catalyst comprising titanium to produce ammonium methioninate, said catal...
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WO/2001/060790A1 |
A process for the production of methionine which comprises (a) hydrolysing the methionine amide in the presence of a catalyst comprising titanium to produce ammonium methioninate, said catalyst having a porosity of from 5 to 1000 nm, a t...
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WO2000039080A9 |
The present invention relates to methods for production of arylsulfides wherein an aromatic compound is reacted with elemental sulfur in the presence of solid acid catalyst. The solid acid catalyst can be a zeolite. The methods are usefu...
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WO/2001/058835A1 |
The present invention relates to a process for the resolution of DL-racemic mixtures of compounds which crystalize in the form of a conglumerate. Both, the D and L-enantiomers are obtained according to the invention in a industrially fea...
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WO/2001/058833A1 |
The invention concerns a method for functionalising a double bond and, more particularly, a double bond bearing a metalloid atom. Said functionalisation is produced by the action of perhalogenated sulphonyl chloride on the carbon bearing...
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WO/2001/058837A2 |
Process for the preparation of (R)-2-bromo-3-phenylpropionic acid starting from D-phenylalanine, sodium nitrite and HBr in an aqueous solution, the reaction being carried out in the presence of a bromide salt, at a temperature between -1...
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WO/2001/058864A1 |
An industrial process for the preparation of 2-hydroxy-4-methylthiobutyric acid esters comprising substantially monomers which process comprises reacting 2-hydroxy-4-methylthiobutyric acid, with an alcohol in the presence of an acid cata...
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WO/2001/056980A1 |
A process, for the preparation of an ester of 2-hydroxy-4-methylthiobutyric acid which is substantially in the monomeric form, which process, being capable of industrial application and which comprises reacting 2-hydroxy-4-methylthiobuty...
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WO/2001/046127A1 |
The invention specifically concerns pseudopeptides derived from functionalised amino acids, comprising fatty acid chains fixed in the form of amide on the amine functions of the pseudopeptide and whereof one of the ends bears a functiona...
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WO/2001/046126A1 |
The invention relates in particular to pseudodipeptides which are derived from functionalised aminoacids and which comprise fatty acid chains that are fixed on the amine functions of the pseudodipeptides in amide form, one of the ends of...
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WO/2001/044170A1 |
The invention provides adamantane derivatives of formula (I), a process for their preparation, pharmaceutical compositions containing them, a process for preparing the pharmaceutical compositions, and their use in therapy. In formula (I)...
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WO/2001/040175A1 |
A process for producing a sulfur compound bearing at least one thio group in the molecule by reacting a thiol compound with an organic compound bearing at least one functional group capable of reacting with a mercapto group to thereby fo...
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WO/2001/040147A1 |
Phosphine oxide compounds were used with transition metals, preferably palladium and nickel, to produce biaryls and arylamines via cross-coupling reactions with aryl halides and arylboronic acids, aryl Grignard reagents or amines.
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WO/2001/036383A1 |
A process for the production of an aryl sulfamide having formula (I), in which R?1¿, R?2¿ and R?3¿ are each hydrogen, alkyl, cycloalkyl or aryl, provided that at least one of R?1¿, R?2¿ and R¿3? is aryl,which comprises reacting a c...
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WO/2001/034563A1 |
A method of preparing a substantially pure enantiomer of an acylanilide such as Casodex$m(3) (bicalutamide) and/or its derivatives includes resolving an intermediate compound having the structure of Formula (I), wherein: R?1¿ is alkyl o...
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WO/2001/028990A2 |
A method of synthesizing pure enantiomers of acylanalides such as Casodex$m(3) (bicalutamide) and its derivatives includes contacting a compound having a ring structure that, when opened, provides a substituent having the structure of Fo...
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WO/2001/028974A2 |
The invention concerns novel nitroaromatic compounds of general formula (I') wherein: R, R'¿1?, R¿2?, Z and n are as defined in Claim 38. The invention also concerns a method for preparing nitroaromatic compounds nitrated in position 4...
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WO/2001/026807A1 |
A supported catalyst comprises a cationic rhodium (I) complex of formula (1) wherein R?1¿ and R?2¿ are the same or different hydrocarbon groups of up to 30 C atoms, or R?1¿ and R?2¿ are linked to form a ring, and a heterogeneous supp...
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WO/2001/023082A2 |
This invention provides enhanced attachment of chemical moieties to the surface of an electronically addressable microchip array permeation layer. The attachment of the chemical moieties may occur at predetermined locations of the array ...
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WO/2001/023350A1 |
Thioalkylamine derivatives represented by general formula (I); and a process for the preparation thereof wherein R¿1? and R¿2? are each H, (C¿1-4?)alkyl, (C¿3-8?)cycloalkyl, (C¿3-8?)cycloalkyl(C¿1-4?)alkyl, (substituted) phenyl, (s...
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WO/2001/019724A2 |
The present invention relates to a novel aromatic polysulfide and an asphalt composition containing the same, and more particularly, to a novel aromatic polysulphide having repeating units of formula (I), an asphalt composition, an aspha...
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WO/2001/019908A2 |
A process is provided to recover at least one modifier compound and at least one polar organic compound from a P(AS) recycle mixture.
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WO/2001/016057A1 |
The invention relates to a process for the preparation of biphenyls or aromatic olefins by means of coupling reactions of the Suzuki coupling and Heck coupling types using allylpalladium catalysts of the $g(m)-halo(tri-tert-butylphosphin...
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WO/2001/012595A1 |
A process for producing aromatic disulfides represented by the following general formula (II): Yn-Ar-S-S-Ar-Yn wherein Ar represents an aromatic hydrocarbyl ring; Y represents a monovalent electron attractive group and when n is 2 or mor...
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WO/2001/010776A1 |
A process is provided for the combustion of ammonium salts of sulfuric acid contained in aqueous media. More particularly, a reductive combustion process which produces a combustion gas containing a divalent sulfur compound having a high...
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WO/2001/009221A1 |
The invention relates to compounds of formula (Ia) or (Ib). In said formulas, A represents an aliphatic, cycloaliphatic, araliphatic or aromatic radical of the value (n + 1) and n is a whole number from 0 to 5, E represents an aliphatic,...
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WO/2001/005756A1 |
Compounds which are 3-arylsulfonyl-2-methyl propanoic acid derivatives of formula (I): wherein X is HO-NH- or HO-, R¿1? is selected from phenyl, 4-chlorophenyl, 4-fluorophenyl, 4-cyanophenyl, benzamido (i.e., -NH-CO-Ph) and benzamido su...
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WO/2001/005742A1 |
The invention concerns drug precursors with antimalarial effect, characterised in that it consists in quaternary bis-ammonium salts of general formula (I) wherein A and A', identical or different, are respectively either a group A¿1? an...
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WO/2001/005743A1 |
The invention relates to substituted 3-amino-2-benzyl-1-phenyl-propane derivatives, to methods for producing them, to medicaments containing these compounds and to the use of these substances for producing medicaments.
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WO/2001/005757A2 |
The synthesis of peptides comprising disulphide bridges is challenging since it is difficult to ensure that the correct cysteine residues combine to form the desired disulphide bridges. The present invention describes novel protection te...
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WO/2001/004106A1 |
A process for producing dibenzothiazepine derivatives typified by dibenzo[b,f][1,4]thiazepin-11-one which are usable as the starting material for producing 11-[4-(2-(2-hydroxyethoxy)ethyl)]-1-piperazinyldibenzothiaze
pine derivatives use...
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WO/2001/000608A1 |
Racemic or optically pure N-(4-cyano-3-trifluoromethylphenyl)-3-(4 -fluorophenylsulphonyl)-2-hydroxy-2-methylpropionamide of formula (I) is prepared by the following process: 2,3-dihydroxy-2-methylpropionic acid of formula (VII) is react...
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WO/2000/071500A1 |
The invention relates to novel halogen compounds, to a method for producing them and to their use for treating plants for protecting them against attack from phytopathogenic microorganisms and insects. The invention also relates to novel...
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WO/2000/069800A2 |
The invention relates to a process for preparing compounds of formula (I), wherein R?1¿ and R?2¿ are as defined in the description.
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WO/2000/064848A1 |
The invention relates to a method for the dihydroxylation of olefins using transition-metal catalysts for producing monofunctional, bifunctional and/or polyfunctional 1,2 diols of the formula (I): R?1¿R?2¿C(OH)-C(OH)R?3¿R?4¿. Accordi...
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WO/2000/064844A1 |
The invention relates to a method for the asymmetric dihydroxylation of olefins, using osmium catalysts for producing monofunctional, bifunctional and/or polyfunctional chiral 1,2 diols of formula (I): R?1¿R?2¿C(OH)-C(OH)R?3¿R?4¿. Ac...
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WO/2000/061538A1 |
Methods for preparing substituted aromatic carboxylic acid esters are described. In particular, the invention relates a method for preparing a nitro-substituted aromatic carboxylic acid ester of Formula (A). Additionally the invention re...
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WO/2000/061527A2 |
Enhanced synthesis of transition metal dithiolene complexes is described. [1,2-bis(Trifluoromethyl)ethylene-1,2-dithiolato]nickel selectively and reversibly binds olefins (C¿2? to C¿6?). Under the same conditions, the complex does not ...
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WO/2000/059877A1 |
A process for the preparation of 2-hydroxy-4-methylthiobutyric acid ester which comprises (a) a first step of reacting 2-hydroxy-4-methylthiobutyronitrile with sulphuric acid to produce 2-hydroxy-4-methylthiobutyramide, and (b) a second ...
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WO/2000/059847A1 |
A process for the preparation of an $g(a)-hydroxy acid from an aqueous solution of an ammonium salt of an $g(a)-hydroxy acid which process comprises: (a) a first step of concentrating the aqueous solution such that the concentration of t...
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WO/2000/059879A1 |
A method of preparing N,N-disubstituted-3,3'-dithiodipropionamide of formula (2) is provided. In the method, 3-mercaptopropionamide of formula (4) reacts with an aqueous solution of amine to prepare N-substituted-3-mercaptopropionamide o...
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WO/2000/056692A1 |
A method wherein a sour natural gas stream can be treated to produce primarily carbon monoxide from methane, and the carbon monoxide and hydrogensulfide are reacted to produce methyl mercaptans, (primarily methanethiol (CH¿3?SH) and a s...
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WO/2000/055126A2 |
The present invention relates to novel $i(N)-cyanomethyl amides which are cysteine protease inhibitors, the pharmaceutically acceptable salts and $i(N)-oxides thereof, their uses as therapeutic agents and the methods of their making.
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