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| Number | Title | Issue Date |
| 7332460 | Alkylxylene sulfonates for enhanced oil recovery processes The present invention is directed to alkylxylene sulfonate for enhanced oil recovery processes. The alkylxylene moiety in the alkylxylene sulfonate contains a high percentage of the 4-alkyl-1,2-dimethyl benzene isomer and a high percentage of alkyl group attachment ... | 02/19/2008 |
| 7060851 | Method of preparing retroviral protease inhibitor intermediates Chiral hydroxyethylamine, hydroxyethylurea or hydroxyethylsulfonamide isostere containing retroviral protease and renin inhibitors can be prepared by multi-step syntheses that utilize key chiral amine intermediates. This invention is a cost effective method of obtai... | 06/13/2006 |
| 6992081 | Compounds to treat Alzheimer's disease The present invention is directed toward substituted hydroxyethylene compounds of formulas (XII) (XIII), and (XIV) useful in treating Alzheimer's disease and other similar diseases. ... | 01/31/2006 |
| 6849760 | Method of preparing retroviral protease inhibitor intermediates Chiral hydroxyethylamine, hydroxyethylurea or hydroxyethylsulfonamide isostere containing retroviral protease and renin inhibitors can be prepared by multi-step syntheses that utilize key chiral amine intermediates. This invention is a cost effective method of obtai... | 02/01/2005 |
| 6521785 | Pesticide formulations containing alkoxylated amine neutralized aromaticsulfonic acid surfactants The present invention relates to surfactants useful in life science and industrial formulations. More particularly, the invention relates to surfactants of alkoxylated amine neutralized by aromatic sulfonic acid and pesticide formulations containing the s... | 02/18/2003 |
| 6506804 | Ethylenically unsaturated amine salts of sulfonic, phosphoric, and carboxylic acids Disclosed are ethylenically unsaturated amine salts of sulfonic, phosphoric and carboxylic acids. The salts are surface active agents which are useful in a variety of applications as primary and/or secondary surfactants. The salts are especially useful as... | 01/14/2003 |
| 6479697 | Process for the preparation of -(2-4-disulfophenyl)-N-tert-burtylnitrone and pharmaceutically acceptable salts thereof A process for the preparation of -(2,4-disulfophenyl)-N-tert-butylnitrone diacids and pharmaceutically acceptable salts thereof by the reaction of the corresponding disulfophenyl aldehyde with N-tert-butylhydroxylammonium acetate is disclosed.... | 11/12/2002 |
| 6214435 | Aminium compounds and optical information recording media containing the same A novel aminium compound exhibiting excellent solubility for solvents and high safety in terms of handling and environment is provided. An aminium compound represented by the following formula (1): ##STR1## wherein R1 represents substituted or unsub... | 04/10/2001 |
| 6201150 | Method of preparing retroviral protease inhibitor intermediates Chiral hydroxyethylamine, hydroxyethylurea or hydroxyethylsulfonamide isostere containing retroviral protease and renin inhibitors can be prepared by multi-step syntheses that utilize key chiral amine intermediates. This invention is a cost effective meth... | 03/13/2001 |
| 6194606 | Intermediates The present invention provides compounds having the formula: ##STR1## in which R is hydrogen or C1 -C4 alkyl, preferably hydrogen and Y is hydrogen, C1 -C4 alkyl, C1 -C4 alkoxy, CF3, ... | 02/27/2001 |
| 5831117 | Method of preparing retroviral protease inhibitor intermediates Chiral hydroxyethylamine, hydroxyethylurea or hydroxyethylsulfonamide isostere containing retroviral protease and renin inhibitors can be prepared by multi-step syntheses that utilize key chiral amine intermediates. This invention is a cost effective meth... | 11/03/1998 |
| 5814110 | Chemical compositions and use as fuel additives Distillate fuel is treated with additives whose structure match the crystal planes of the wax which crystallizes from the fuel to produce crystals below 4000 nanometres in size, suitable additive include novel sulpho-carboxylic materials particularly thei... | 09/29/1998 |
| 5581000 | Sulfonic acid-substituted anthrahydroquinone alkylammonium salts Hydrogen peroxide is produced by oxidizing alkylammonium salts of sulfonic acid-substituted anthrahydroquinones. As said salts are highly soluble in protic polar solvents such as water and lower aliphatic alcohols, the concentration of hydrogen peroxide i... | 12/03/1996 |
| 5487846 | Rust inhibitor A general-purpose organic rust initiator which can effectively prevent corrosion of metals comprising a compound of formula (1): ##STR1## wherein R1 is a perfluoroalkyl group having 1 to 6 carbon atoms; R2 is a hydrogen atom or ... | 01/30/1996 |
| 5411933 | Bromopropargyl quarternary ammonium compounds having antimicrobial activity Antimicrobial compounds of the formula ##STR1## wherein R, R1 and R2 are selected according to the following: A. R is (C11 -C16) alkyl (straight or branched), and R1 and R2 are joined to fo... | 05/02/1995 |
| 5349067 | Method for the synthesis of quaternary ammonium salts Provided is a convenient method for the synthesis of quaternary ammonium sulfonate compounds which are useful as curing catalysts for one-part thermosetting resin compositions which maintain storage stability at room temperature. The compounds are synthes... | 09/20/1994 |
| 5331011 | N-benzyl-n-phenoxyethylamines and agricultural and horticultural bactericides Disclosed is an N-benzyl-N-phenoxyethylamine selected from the group consisting of the N-benzyl-N-phenoxyethylamine represented by the following formula (I): ##STR1## and an agriculturally acceptable acid addition salt represented by the followi... | 07/19/1994 |
| 5252257 | Water-containing concentrate of at least one alkyl- or alkenyl-substituted ammonium compound The concentrate contains an ammonium compound which carries a longer-chain and a medium-chain substituent on the nitrogen atom, and both the other substituents are either hydrogen atoms, methyl, ethyl or ଲ-hydroxyethyl. The medium-chain substituent ... | 10/12/1993 |
| 5152921 | Liquid detergents compositions containing 2-2-dichloro-5,5-disulfodistyrylbiphenyl as the fluorescent whitener Liquid detergents containing, as the fluorescent whitener, 2,2'-dichloro-5,5'-disulfodistyrylbiphenyl, process for the preparation and use of the liquid detergent for washing and pre-treating textile fabrics; these are liquid detergents which are stable o... | 10/06/1992 |
| 5145991 | Distyrylbiphenyl compounds Distyrylbiphenyl compounds of formula ##STR1## wherein R1, R3, R6 and R7 are halogen, hydrogen, C1 -C4 alkyl or cyano, and M.sym. is a salt-forming cation, are used as fluor... | 09/08/1992 |
| 4999441 | Tetrakis(dialkylamino)aromatics and their charge transfer complexes Tetrakis(dialkylamino)aromatics Ia to Ic ##STR1## where the radicals A may be identical or different and are n-C1 -C6 -alkyl and the radicals R may be identical or different and are hydrogen or C1 -C6 -alky... | 03/12/1991 |
| 4925595 | Liquid detergent compositions containing disulfonated fluorescent whitening agents: di-styryl-biphenyl or di-styryl-benzene derivatives Liquid detergent compositions which are stable on storage and contain fluorescent whitening agents from the class of the disulfonated distyrylbiphenyl and distyrylphenyl compounds; they do not produce bleach spots on direct contact with textile fabric. So... | 05/15/1990 |
| 4904825 | Quaternary ammonium antistatic compounds Described are certain quaternary ammonium alkyl benzene sulfonate salts and certain quaternary ammonium alkane sulfonate salts, e.g., octyl dimethyl hydroxyethyl ammonium dodecyl benzene sulfonate and octyl dimethyl hydroxyethyl ammonium methane sulfonate... | 02/27/1990 |
| 4836958 | Fluorinated cationic compounds The instant invention relates to fluorinated cationic compounds of the formula ##STR1## wherein Rf is a perfluoroalkyl or perfluoroalkoxy-perfluoroalkyl group; R1 is alkylene optionally interrupted by --O--, --S--, --SO2 | 06/06/1989 |
| 4828765 | Oxyalkylated quaternary ammonium compounds and their use as drag reducing agents Quaternary ammonium compounds of the formula ##STR1## in which R1 denotes an alkyl or alkenyl radical with 12 to 22 carbon atoms; R2 and R3 are identical or different and denote an alkyl radical with 1 to 4 carbon ato... | 05/09/1989 |
| 4820820 | Cationic surface-active compounds Cationic surface-active products of the formula: in which R1 =C4 -C20 aliphatic radical, R2 =C4 -C20 alkyl, alkoxymethyl or alkenyloxy radical, p=1-2.5, n=2-20 and G denotes an amine or amine ox... | 04/11/1989 |
| 4719047 | Anthracene derivatives The present invention relates to compounds of formula (I) ##STR1## wherein Ar is an anthracene or substituted anthracene ring system; R1 is a C1-3 alkylene moiety; R2 is hydrogen or a C1-6 alkyl group; R3 ... | 01/12/1988 |
| 4654175 | Organic sulfate and sulfonate compositions This invention is generally directed to new organic sulfate and organic sulfonate compositions and processes for the preparation of such compositions. These compositions are of the following formula ##STR1## wherein R1 is an alkyl group co... | 03/31/1987 |
| 4652584 | Acetylenic phenoxypropanol derivatives and pharmaceutical compositions for the treatment of hypertension Phenoxypropanol derivatives having a 2-acetylenic moiety on the phenyl group thereof of the following formula (I): ##STR1## and their use as anti-hypertensives, e.g. in man. Also part of the invention are pharmaceutical compositions and intermediates... | 03/24/1987 |
| 4638089 | Fluorine-containing quaternary ammonium compounds and their production A fluorine-containing quaternary ammonium compound of the formula: ##STR1## wherein Rf is a fluorine-containing straight or branched aliphatic hydrocarbon or polyether group, R1, R2 and R3 are each a C... | 01/20/1987 |
| 4602087 | Distyrylbiphenyls The distyrylbiphenyls of the formula ##STR1## in which X and X' independently of one another are a direct bond, oxygen, sulfur, --O--C1-3 -alkylene-CON(R4)--CON(R4)--, --O--C1-3 alkylene-COO--, OCO or --COO... | 07/22/1986 |
| 4582649 | Phenolamines Compounds of formula I ##STR1## in which R1 is an aliphatic C6-22 residue R2 is an optionally substituted salicyl group each R3, independently, is H or an optionally substituted salicyl group n is 0 or an intege... | 04/15/1986 |
| 4569801 | Alkylsulfonamidophenylalkylamines The present invention relates to a new class of alkylsulfonamidophenylalkylamines which are potent antiarrhythmic agents having good oral bioavailability properties.... | 02/11/1986 |
| 4548810 | Method of lubricating the skin Compositions obtained by reacting a tertiary amine having at least one long-chain group with a long-chain acid are disclosed. The compositions are useful in non-irritating skin or hair-contacting compositions, such as shaving creams, hair conditioners, sk... | 10/22/1985 |
| 4545995 | Substituted phenylalkenyl ammonium salts as antiarrhythimc agents The novel unsaturated arylalkyl ammonium salts described herein are useful as antiarrhythmic agents. A method of treating arrhythmia by increasing the refractoriness of cardiac tissue is provided, as well as pharmaceutical formulations containing such amm... | 10/08/1985 |
| 4532344 | Fluoranthene derivatives The present invention relates to compounds of formula (I) ##STR1## wherein Ar is a fluoranthene or substituted fluoranthene ring system; R1 is a C1-3 alkylene moiety; R2 is hydrogen or a C1-6 alkyl group; R... | 07/30/1985 |
| 4476045 | Surfactant This invention describes high active content surfactant products which are neutralized with an amine which is a secondary or tertiary amine containing at least one group of three carbon atoms attached to the nitrogen atom; and which further contain at lea... | 10/09/1984 |
| 4399077 | Certain polyoxy perfluorinated surface active oligomers Perfluorinated surface-active block or random oligomers of the formula ##STR1## where R denotes a C2 -C18 -hydrocarbon or- hydrofluorocarbon radical, Y denotes a C6 -C13 -fluorocarbon or- hydrofluorocarbon radic... | 08/16/1983 |
| 4366079 | Sulfonated rubrene and aqueous chemiluminescent compositions containing the same Water-soluble sulfonated rubrenes are used as fluorescer components in water-soluble chemiluminescent mixtures and particularly in combination with a water-soluble amide of oxalic acid which reacts with hydrogen peroxide to produce chemiluminescence.... | 12/28/1982 |
| 4338390 | Quarternary ammonium sulfate or sulfonate charge control agents for electrophotographic developers compatible with viton fuser This invention is directed to a dry electrostatic toner composition containing a resin, a colorant or pigment, and an organic sulfate or sulfonate charge control additive of the following formula: ##STR1## wherein R1 is an alkyl radical co... | 07/06/1982 |
