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WO/1996/003358A1 |
Halogenated compounds are prepared by ring opening reactions of highly fluorinated cyclopropanes with chlorine, bromine, iodine, or mixtures thereof at temperatures over 100 �C. A novel compound, which is one type of compound produced,...
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WO/1996/003418A1 |
The present invention relates to novel soluble combinatorial libraries, comprising a soluble phase in solution attached to a core molecule, and allowing the improved high-yield and efficient production of soluble combinatorial libraries....
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WO/1996/001269A1 |
A process is disclosed for producing light-coloured surfactants. The surfactants are stabilised, before bleaching, by admixture of antioxidant agents.
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WO/1995/035272A1 |
Mixture of the compounds: F(CF2)m-(CH2)n-(OCH2CH2)p-OH wherein m = 2 and about 20, but in at least 5 weight % of molecules m is 8 or higher or mixtures of the same, but in no more than 5 weight % of the molecules is m equal to 14 or high...
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WO/1995/034532A1 |
Disclosed are alkyl sulfoacetate compositions comprising a sulfonated ester of the formula: RO(CH2CHR1O)nCOCH2SO3M where R represents straight chain alkyl having from about 6 to 20 carbon atoms; R1 is hydrogen, methyl, or ethyl; n is 0, ...
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WO/1995/033076A1 |
Proposed are sulphated compounds obtained by reacting at least partially unsaturated hydrocarbons a) having 8 to 72 C-atoms with a sulphating reagent b) and subsequently neutralizing. Such sulphated compounds are suitable for use in the ...
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WO/1995/031433A1 |
Derivatives of gamma-amino-alpha,beta-unsaturated sulphonic acids of formula (I), where: R is chosen among hydrogen; fragments corresponding to side-chains of natural amino acids, substituted or unsubstituted; linear, branched or cyclic ...
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WO/1995/030473A1 |
A method of separating a solute from one or more other solutes in a solution comprises insolubilising the solute to be separated from the solution, and passing the insolubilised solute and the remaining solution in contact with a membran...
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WO/1995/030651A1 |
'alpha'-amino acid amides of formula (I), in which n is the number zero or one; R1 is C1-C12alkyl, which is unsubstituted or can be substituted by C1-C4alkoxy, C1-C4alkylthio, C1-C4alkylsulfonyl, C3-C8cycloalkyl, cyano, C1-C6alkoxycarbon...
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WO/1995/029890A1 |
The proposal is for a process for producing long-shelf-life sulphosuccinates and sulphosuccinamates in which fatty alcohols or fatty amines or their alkylene oxide adducts are reacted with maleic acid anhydride in the presence of 0,5 to ...
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WO/1995/029144A1 |
A process for producing alkali metal isethionate ethoxylates by reacting an alkali metal isethionate and a polyol, the mole ratio of polyol to alkali metal isethionate being greater than about 7:1, the reaction mixture produced being neu...
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WO/1995/028384A1 |
The invention provides for diazo-phenanthrenone compounds, pharmaceutical compositions containing these compounds, and methods for using these compounds to inhibit steroid 5-'alpha' reductase. The invention also provides processes for pr...
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WO/1995/026952A1 |
According to the invention, compounds (I): HO3S-Ar-CO-NUC, in which AR (subst.) arylene and Nuc are the radical of a nucleophile Nuc-H and are valuable intermediate products for medicaments, plant protection agents and dyes, can be produ...
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WO/1995/022629A1 |
Sulphured substances useful for stuffing leather are obtained by reacting esters (a) of monohydric or polyhydric alcohols with 1 to 24 C atoms and fatty acids with 1 to 30 C atoms, the sum of C atoms in the alcohol and fatty acid compone...
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WO/1995/022631A1 |
Sulfonated substances useful for stuffing leather are obtained by reacting monohydric or polyhydric alcohols (a) with 12 to 36 C atoms with a sulfonating reactive (b), then by neutralising them. As sulfonating reactive (b) a combination ...
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WO/1995/022630A1 |
Sulphited substances useful for stuffing leather are obtained by reacting esters (a) of monohydric or polyhydric alcohols with 1 to 24 C atoms and dicarboxylic acids with 2 to 24 C atoms, the sum of C atoms in the alcohol and fatty acid ...
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WO/1995/022522A1 |
Taurine derivatives represented by formulae (1 and 4) and cleanser compositions containing the same, wherein R is a linear or branched alkyl or alkenyl group having 5 to 21 carbon atoms, and M1 and M2 are the same or different from each ...
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WO/1995/021811A1 |
A novel benzylaminoethoxybenzene derivative represented by general formula (I), a salt thereof, or a solvate thereof; wherein R1 represents hydrogen, lower alkyl, lower hydroxyalkyl, lower alkoxyalkyl, aryl or benzyl; R2 represents hydro...
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WO/1995/021816A1 |
A process for producing an acyloxybenzenesulfonic acid or a salt thereof by sulfonating an acyloxybenzene (1) with the use of at least one additive selected from among carboxylic acids or esters (2), alkyl phosphates (3), polyphosphoric ...
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WO/1995/018095A1 |
A process for the preparation of an N-acyl tauride comprising reacting an aliphatic or alicyclic carboxylic acid having from 6 to 22 carbon atoms with a taurine salt having the formula: HNR1-CHR2-CHR3-SO3M, wherein R1 is H or a C1 to C20...
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WO/1995/016669A1 |
An improved process for the production of sulfonated fatty acid alkyl ester surfactants containing low levels of impurities including disalt and dimethyl sulfate (DMS) impurities, said process comprising sulfonating fatty acid alkyl este...
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WO/1995/016670A1 |
An improved process for the production of sulfonated fatty acid alkyl ester surfactants containing low levels of impurities, said process comprising sulfonating fatty acid alkyl esters, and batch neutralizing to a pH of about 5 to about ...
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WO/1995/015942A1 |
A method for the manufacture of bleach activators is provided. The process comprises dissolving an acid halide or anhydride in a water miscible hydroxyl-free solvent prior to reaction with an aqueous dispersion of an aryl hydroxysulphona...
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WO/1995/015308A1 |
The present invention relates to a crystalline, 'alpha'-polymorphic form of a compound of formula (I) and to processes for the preparation of, to intermediates used in the preparation of, to compositions containing and to uses of, the 'a...
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WO/1995/014660A1 |
Aqueous solutions of ether sulphate salts with a reduced 1,4 dioxane content are obtained if, continuously: a) an aqueous ether sulphate solution is heated to a temperature of 80 to 120 �C by the direct admixture of superheated steam i...
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WO/1995/014661A1 |
Isethionate esters of alkyl carboxylic acids of formula (I) where R is a substituted or unsubstituted C8 to C24 alkyl or alkenyl group, m is 1 to 3 and n is 1 to 8 are mild surfactants and have good foaming properties. They can be incorp...
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WO/1995/014316A1 |
A sliding contact for providing an electrical connection between a side contact of a PC card and a terminal accessible to a host device is disclosed. The disclosed sliding contact is disposed in a side rail of an ejection mechanism for r...
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WO/1995/011957A1 |
Fatty acid esters isethionate salts are made by reacting ethylene oxide and a bisulfite salt, that may be made in situ, in aqueous ammonia while maintaining (1) the pH in the range of about 5.5 to about 6.5 and (2) the temperature in the...
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WO/1995/011230A1 |
A process for the preparation of an oxirane, aziridine or cyclopropane of formula (I) wherein, X is oxygen, NR4 or CHR5; R1 is hydrogen, alkyl, aryl, heteroaromatic, heterocyclic or cycloalkyl; R2 is hydrogen, alkyl, aryl, heteroaromatic...
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WO/1995/009840A1 |
Method for the reduction of acid mineral impurities in sulphonic acid. The method consists in subjecting sulphonic acid to a heat treatment at a temperature of 70-100 �C under agitation and with nitrogen bubbling so as to obtain an SO4...
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WO/1995/009151A1 |
Compounds of formula (I), wherein n is 1 or 3; R is -N(R1)R2 or -(O)mR3; m is 0 or 1; R1 and R2 are each independently of the other H or an organic radical or, together with the nitrogen atom carrying them, form a heterocyclic radical co...
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WO/1995/007882A1 |
Chemical synthesis of amido acids, and their conversion to amido acid phenyl ester sulfonates for use as bleach activators, starting from carboxylic acid esters and amino acid salts.
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WO/1995/007883A1 |
Chemical synthesis of amido acids, and their conversion to amido acid phenyl ester sulfates for use as bleach activators, starting from carboxylic acids and lactams.
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WO/1995/006632A1 |
A process for sulfonating internal olefins wherein a dilute solution of the internal olefins in an inert hydrocarbon solvent is sulfonated to produce a reaction mixture containing intermediate sulfonated compounds, the intermediate sulfo...
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WO/1995/006103A1 |
A process for preparing a surfactant mixture containing magnesium in which said surfactant mixture is fluidizable. The process comprises neutralizing the surfactant with magnesium hydroxide or magnesium oxide followed by the addition of ...
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WO/1995/005361A1 |
The proposed method of obtaining a physically stable crystalline gamma-modification of para-aminobenzene sulphanilamide involves cooling a solution of para-aminobenzene sulphanilamide in water, an organic solvent, or a mixture of the two...
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WO/1995/004020A1 |
A process for the preparation of perfluoroalkyl iodides, especially perfluoroethyl iodide, by reaction of perfluorinated compounds which contain a carbon carbon double bond with ICl in HF solvent in the presence of Lewis acid catalysts. ...
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WO/1995/004035A1 |
Liquid compositions contain a sulphosuccinic acid diester having general formulas (I) and/or (II), in which M is an inorganic or organic cation, R and R' represent independently from each other aliphatic or cycloaliphatic C3-C22-alkyl, C...
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WO/1995/001959A1 |
The invention concerns alkyl sulphates with improved solubility, increased foaming power and a higher degree of sulphonation, the alkyl sulphates being obtained by sulphating, using per se prior art techniques, a mixture of fatty alcohol...
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WO/1995/001467A1 |
A process for preparing perfluoroalkanesulfonyl fluorides, e.g., perfluoromethanesulfonyl fluoride, comprises electrochemically fluroinating in the presence of anhydrous hydrogen fluoride at least one precursor compound selected from the...
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WO/1995/001331A1 |
A method is disclosed for preparing ammonium hydroxyalkyl sulfonate by a process of reacting ammonium bisulfite and alkylene oxide wherein the pH is maintained at a relatively low value throughout most of the time of the reaction of ammo...
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WO/1994/029270A1 |
A sulfonate represented by general formula (1A), which is useful as an organic peroxyacid precursor in a household bleaching composition; a process for producing the same; and a bleaching composition containing the same, which does not h...
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WO/1994/027939A1 |
Linear hydrofluorocarbons of the formula XCF2(CF2)nCH2F where X is H or F, and n is 1 to 7 when X is H and 0 to 7 when X is F, are produced by a vapor phase catalytic reaction of HF with corresponding compounds of the formula XCF2(CF2)nC...
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WO/1994/026701A1 |
A process is disclosed for the preparation of N_G-monoalkyl-L_-arginine and related compounds and salts thereof, for example N_G-monomethyl-L-arginine by reacting N-alkylaminoiminomethane sulphonic acid of formula (II) with an amino acid...
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WO/1994/024098A1 |
Described are NU-fluorosulphonimides of the general formula (I) (R1-SO2)2NF in which each R1 is a methyl group or the R1 groups together form a -(CH2)n- group in which n=1, 2 or 3, in particular N-fluoromethansulphonimide, (CH3SO2)2NF, t...
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WO/1994/024245A1 |
Secondary (2, 3) alkyl sulfate surfactants contaminated with inorganic sulfates such as sodium sulfate are washed with water at temperatures at or below the Krafft temperatures of said surfactants. The resulting, purified secondary alkyl...
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WO/1994/022815A1 |
A sulphone or sulphonate of the general formula: A-SO2-(O)x-Ar, wherein x = 0 (sulphone) or 1 (sulphonate); Ar is an aryl group, e.g. Ph; and A is a C2-20 alkyl group bearing at least one halo-substituent, e.g. chloro-octyl, may be used ...
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WO/1994/020458A1 |
A process for the manufacture of an alkyl benzene sulphonate comprising contacting an alkyl benzene with sulphur trioxide in a mole ratio of 1:0.9 to 1.3 and the incorporating sulphuric acid to the reaction mixture is disclosed.
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WO/1994/019316A1 |
The present invention relates to novel derivatives of 3-hydroxyanthranilic acid, 3-HANA, of general formula (I) wherein R1 and R2 are the same or different and selected from H, alkyl, aryl and arylalkyl; X and Y are the same or different...
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WO/1994/018159A1 |
A process for improving the color and purity of dark-colored potassium or magnesium alkyl ester sulfonate surfactant compositions, and particularly alpha-sulfo fatty acid methyl ester compositions, without the need for bleaching or other...
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