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8173353 Sulfonium compound  
The present invention provides a sulfonium compound represented by the formula (I): wherein Q1 and Q2 each independently represent a fluorine atom or a C1-C6 perfluoroalkyl group, R1 represents a...
8049032 Solid acid, polymer electrolyte membrane including the same, and fuel cell using the polymer electrolyte membrane  
A solid acid having a core of calixarene or calix resorcinarene. The solid acid is an ion conducting compound in which at least one of the hydroxyl groups is substituted by an organic group having...
7993797 Chemically modified catalyzed support particles for electrochemical cells  
A membrane-electrode assembly in a polymer electrolyte/proton exchange membrane fuel cell includes the electrodes (anode and cathode), with a thin layer of catalyzed conductive support particles...
7468360 Therapeutic amides and related compounds  
Disclosed herein is a compound having a structure: Therapeutic methods, compositions, and medicaments relating thereto are also disclosed.
7427588 Ether sulfonate surfactants and process for making same  
Novel compositions of matter and the process of preparing these surfactants having the structure: R1[—(O—(R2O)m—(R3O)n—(R4)]y where: R1=alkyl, alkenyl, amine, alkylamine, dialkylamine, trialky...
6852878 Thioketals and thioethers for inhibiting the expression of VCAM-1  
Thioketals and thioethers are provided that inhibit the expression of VCAM-1, and which can be used in the treatment of VCAM-1 mediated diseases including inflammatory disorders, cardiovascular...
6271415 S-(4-biphenyl)-thiosulphuric acids and their salts, method for producing the same and method for producing 4-mercaptobiphenyls  
The invention relates to novel S-(4-biphenyl)-thiosulfuric acids and their salts, to a method for producing them from S-(4-biphenyl)-thiosulfinic acids and their salts, and to a method for...
6090850 Naphthyl glyoxamides as SPLA2 inhibitors  
A class of novel naphthyl glyoxamide compounds of formula (I) is disclosed together with a process for making the novel naphthyl glyoxamide compounds and the use of such compounds for inhibiting...
5962730 Aromatic sulphonyl compounds having an additional thioether, sulphoxide or sulphonyl group  
Sulfonyl compounds have the formula ##STR1## where n is 0, 1 or 2,Y is vinyl or a radical of the formula C2 H4 Q, where Q is hydroxyl or an alkali-detachable group,E is C3 -C6 -alkylene with or...
5916922 Phenyl glyoxamides as SPLA2 inhibitors  
A class of novel phenyl glyoxamides is disclosed together with the use of such compounds for inhibiting sPLA2 mediated release of fatty acids for treatment of conditions such as septic shock.
5877214 Polyaryl-poly(ethylene glycol) supports for solution-phase combinatorial synthesis  
The present invention is directed to the certain polyaryl-poly(ethylene glycol) compounds ("polyaryl-PEG" compounds) which are useful as soluble polyvalent supports in the preparation of...
5585516 Two tail-two head and two tail-one head surfactants  
The present invention relates to novel two tail-two head and two tail-one head surfactants. In one embodiment, the present invention comprises a novel composition of matter having the general...
5493050 Diphenyl dialkyl methane surfactants  
In one embodiment, the present invention relates to novel two tail--two head and two tail--one head surfactants. In one embodiment, the present invention comprises a novel composition of matter...
5491134 Sulfonic, phosphonic or phosphiniic acid β3 agonist derivatives  
Compounds of the formula ##STR1## and pharmaceutically acceptable salts thereof wherein: A is a bond or --OCH2 --, where the oxygen is linked to R1 ; B is --CH2 -- or when R3 is hydrogen, B may be...
5318709 Process for the production of surfactant mixtures based on ether sulfonates and their use  
A process for the production of a surfactant mixture for use in enhanced oil recovery wherein the surfactant mixture comprises an alkyl ether sulfonic acid or salt thereof as a principal...
5312999 Propoxybenzene derivatives and process for preparing the same  
Propoxybenzene derivatives represented by the following formula ##STR1## wherein Ra represents a nitro group, an amino group which may have a protecting group or an --NHCHC(COO--C1-6 -Alkyl)2 g...
5268504 Process for the conversion of sulfates to sulfonates  
Disclosed is a process for increasing the selectivity in converting sulfates to sulfonates following ethoxylation and sulfation of alcohols. It is demonstrated that minimization of unethoxylated...
5241109 Asymmetrical oxalic acid diarylamide  
There is disclosed a water-soluble, asymmetrical oxalic acid diarylamide of general formula ##STR1## wherein the substituents R1 are each independently of the other unsubstituted or hydroxy- or...
5210257 Preparation of aryl compounds containing carboxyl and sulfonyl groups  
Novel aryl ethers, containing both a carboxylic acid and a sulfonic acid functionality; and a process for making them are described. These difunctional aryl compounds comprise: i) a carboxylic acid...
5120872 Compounds containing a 3-sulfoalkanoylamino or 3-sulfoalylsulfonylaminoaniline coupling component  
A compound of the formula ##STR1## in which R1 and R2 independently of one another are each C1 -C10 alkyl which is unsubstituted or substituted by hydroxyl, C1 -C4 alkoxy, phenyl, sulfo, sulfato,...
5108631 Method of overbasing with a hydroxy sulfonic acid copromoter  
Overbased salt compositions are formed by reacting a hydreocarbyl substituted sulfonic acid or salt thereof with a basic neutralizing agent, in the presence of a hydroxy sulfonic acid or salt...
4978780 Preparation of ether sulfonates and polyglycol ether sulfonates, and products prepared by this method  
A process for the preparation of ether sulfonates or polyglycol ether sulfonates by reacting an organic alcoholic or phenolic compound or the corresponding alkoxylate in aqueous solution with vinyl...
4977059 Sulfonated-ethylene oxide dispersants for use in preparing amine-formaldehyde microcapsules  
A method for forming microcapsules by enwrapping an oily core material in a formaldehyde condensation product formed in situ wherein a dispersant is used of the formula (I): ##STR1## where: M is an...
4898944 Precursors for the preparation of water-soluble triphendioxazine dyestuffs  
Precursors for the preparation of fiber-reactive triphendioxazine dyestuffs correspond to the general formulas: ##STR1## in which Y' is a vinyl, a beta-hydroxyethyl or an ethyl group which contains...
4842776 Styrylaryloxy ether sulfonates, a process for their preparation and their use in the recovery of crude oil  
Styrylaryloxy ether sulfonates of the formula ##STR1## in which either R1 denotes styryl and simultaneously R2 and R3 are identical or different and denote hydrogen or styryl, or R1 and R2 are...
4820388 Polyalkylene glycol naphthyl-3-sulfopropyl diether compounds and their salts, process for preparing same and electroplating baths containing same  
Novel Polyalkylenglycol naphthyl-3-sulfopropyl diethers and salts thereof of the formula ##STR1## (R1 -R3 =H, Cp H2p--1 ; p=l--4, A=(PO)m --(EO)n --, (EO)n --(PO)m,--(EO)n EO=ethylenoxide residue,...
4771076 [(2-substituted 1,2-dihydro-1-oxo-1H-inden-5-yl)oxy]alkanesulfonic acids and salts thereof  
This invention relates to novel [(2-substituted 1,2-dihydro-1-oxo-1H-inden-5-yl)oxy]alkanesulfonic acids and salts thereof. The compounds are useful for the treatment and prevention of injury to...
4764307 Preparation of surfactants  
Alkyl-, aryl-, or alkylaryl-alkoxy ethane sulphonates are prepared by reacting the corresponding halides with potassium or ammonium sulphite in the presence of water in amount less than 50% by...
4661601 Resorcinol compounds  
New compounds having the formula 1 ##STR1## wherein W is hydrogen, halogen, n-alkyl, --NHCOR1, --COR1, or phenoxyacetylamino optionally substituted by one or two C1-12 straight- or branched chain...
4655975 Solid chelating poly(carboxylate and/or sulfonate)peroxyhydrate bleaches  
Polycarboxylates such as disodium diglycolate can form peroxyhydrates becoming a solid source of hydrogen peroxide. Upon dissolution in water, these poly(carboxylates and/or sulfonates) both form a...
4632786 Sulfomethylated phenolic material useful in post primary oil recovery  
Sulfonated phenolic compounds as well as sulfomethylated phenolic compounds, surfactant system containing such compound and the use of such surfactant systems in post primary oil recovery are...
4613465 Triphenyl methane derivatives and method of quantitatively measuring an oxidative substance  
Disclosed herein is a novel compound which is excellent in solubility to water around a neutral range, stable in an aqueous solution state for a long period of time, and high in coloring...
4600516 Sulfonated tributylphenol ethoxylates, their use, and a process for preparing sulfonated alkoxylates  
Sulfonated tributylphenol ethoxylates of the formula ##STR1## where x denotes a number from 2 to 20, and M denotes a cation, their use as surfactants, in particular as auxiliaries in the tertiary...
4588534 Chemical composition  
An ether sulfinate/sulfonate or disulfonate having the following formula: ##STR1## wherein: R is a hydrocarbon group having from about 6 to about 24 carbon atoms, Y is SO2 M or SO3 M, Z is hydrogen...
4567004 Process for the preparation of monomethyl-substituted methylene compounds  
Monomethyl-substituted methylene compounds are obtained by reacting methylene compounds of the formula ##STR1## in which R1 and R2 independently of one another represent --CN, --CO--R3, --SO2 --R3...
4545912 Two-tailed surfactants having one aromatic containing tail and their use in chemical waterflooding  
(Branched alkyl)-polyethoxyalkyl sulfonates, and similar compounds wherein the alkyl sulfonate moiety is replaced by a sulfate moiety, having an aromatic group on one of the branches of the...
4528383 Substituted cyclic and heterocyclic methane sulfonates  
There are provided compounds which are alkyl sulfonates substituted on a 5-membered heterocyclic or cyclic ring. The hetero-substituents of the ring may be O, S, R2 N, R3 R4+ N<, ##STR1## where R2,...
4514547 2-Hydroxypropane sulphonic acid derivatives: their preparation and curable compositions thereof  
The invention provides 2-hydroxypropane sulphonic acid derivatives of general formula ##STR1## wherein n is a number having an average value from 0 to 12, .circle.A denotes saturation or aromatic...
4485026 Hard water stability improvers for oil-in-water emulsions hydraulic fluids  
Lubricating oils which in aqueous media are highly useful as, for example, hydraulic fluids, are provided having improved hard water stability characteristics when oil soluble...
4485114 Arylglyoxals useful as hypoglycemic agents  
Arylglyoxals which are new compounds, which are active as hypoglycemic agents.
4466891 Glyceryl ether sulfonates for use in oil recovery fluids and processes  
Petroleum may be recovered from petroleum containing formations having high salinity by injecting into the formation an aqueous fluid containing an effective amount of a surface active agent...
4442042 Process of making propane sulfonates  
An improved process for making propane sulfonates without isolating intermediates is provided comprising using an aqueous NaOH system instead of metallic sodium and recycling a portion of the...
4436672 Oil recovery method utilizing glyceryl ether sulfonates  
Petroleum may be recovered from petroleum containing formations having high salinity and/or high temperature by injecting into the formation an aqueous fluid containing an effective amount of a...
4371475 1,4-Bis-styryl-benzene derivatives and a process for the preparation of the same  
This invention relates to a novel 1,4-bis-styrylbenzene derivative, in particular, suitable for use as an optical brightening agent, which is represented by the following general formula, ##STR1##...
4343711 Surfactant fluid suitable for use in waterflood oil recovery method  
Disclosed is a novel surfactant, a method for making the surfactant and an aqueous fluid containing the surfactant which is effective for recovering petroleum from a high temperature formation...
4293502 Nickel ylides  
A new group of nickel ylides is provided that is highly active at relatively low operating temperatures and pressures in the oligomerization of ethylene. The compounds can be defined by the...
4283321 Alkyl aryl ethyleneoxy sulfonate surfactants for vinyl acetate polymerization  
Improved surfactants can be produced from alkyl aryl poly(ethyleneoxy) sulfonates, represented by the formula: ##STR1## wherein: R is an alkyl or dialkyl group having at least 6 carbon atoms; and n...
4267123 Method of preparing propane sulfonates  
An improved method for preparing propane sulfonates by the addition of metal bisulfites to allyl ethers, amines and sulfides is provided wherein a substantial amount of the desired product is added...
4243609 Ring-fluorinated 4-(hexadecyl-amino) N-substituted benzamide compounds  
The present invention relates to certain ring-fluorinated 4-(hexadecyl-amino) N-substituted benzamide compounds as hypolipidemic and antiatherosclerotic agents together with their pharmacologically...
4226807 Process for making ether sulfonates  
Covers a method of sulfonating organic alcohols to prepare ether sulfonates thereof by reacting said organic alcohol compound with a hydroxy-containing alkyl sulfonic salt utilized in solid form...
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