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| Number | Title | Issue Date |
| 7414148 | Process for producing alkoxycarbonylfluoroalkanesulfonates A process for producing an alkoxycarbonylfluoroalkanesulfonate represented by the formula [1] is provided. This process includes the steps of (a) reacting a halofluoroalkanoate represented by the formula [2], with a sulfinating agent, thereby obtaining an alkoxycarb... | 08/19/2008 |
| 7399577 | Halogenated oxime derivatives and the use thereof Compounds of the formula (I) or (II) wherein R1 is C1-C10haloalkylsulfonyl, halobenzenesulfonyl, C2- C10haloalkanoyl, halobenzoyl; R2 is halogen or C1-C10 haloalkyl; Arl is pheny... | 07/15/2008 |
| 7163956 | Substituted fullerene compositions and their use as antioxidants This patent discloses a substituted fullerenes, compositions comprising the same, and their use as antioxidants. The substituted fullerenes comprise a fullerene core (Cn) and at least one of: (i) from 1 to 6 (>CX1X2) groups bonded to the fuller... | 01/16/2007 |
| 7105698 | Process for the separation of R(-)-and S(+)-5-[2-[[2-(2-ethoxyphenoxy)ethyl]amino]propyl]-2- methoxybenzenesulfonamide The process for separating the R(−)- and S(+)-5-[2-[[2-(2-ethoxyphenoxy)ethyl]amino]propyl]-2-methoxybenzene-sulfonamide enantiomers comprises (a) reacting a mixture of said enantiomers with an optically active organic acid to form diastereoisomeric salts with sai... | 09/12/2006 |
| 6965051 | Process for resolution of tamsulosin and compounds, compositions, and processes associated therewith Optically impure tamsulosin including racemic tamsulosin can be resolved into optically pure (R)- or (S)-tamsulosin by the use of diastereomeric sulfonate salts of tamsulosin in a fractional crystallization technique. Racemic tamsulosin free base is a useful startin... | 11/15/2005 |
| 6949660 | Chiral (1pyrrolino) fullerene derivatives An E-isomeric fulleropyrrolidine compound of formula (I): is disclosed. Also disclosed is a method for preparing and polymers prepared from such a compound. ... | 09/27/2005 |
| 6861400 | Oligomeric hydrophobic dispersants and laundry detergent compositions comprising oligomeric dispersants The present invention relates to novel hydrophobic soil dispersants having the formula: wherein A units are arylene units, one of which is phenyl, anthryl, or phenanthryl; each R is independently hydrogen, linear or br... | 03/01/2005 |
| 6265443 | Method for treating neuronal injury with carboxyfullerene A method of treating neurotoxic injury, where the injury is the result of the release of oxygen-derived free radicals, is disclosed. The method utilizes carboxyfullerenes as free radicals scavengers to reduce the damage caused by the free radicals.... | 07/24/2001 |
| 6143924 | Process for producing organic sulfur acids or salts thereof In the presence of an imide compound of the following formula (1), a sulfur oxide is reacted with an organic substrate to yield a corresponding sulfur acid or its salt. This process can efficiently produce an organic sulfur acid or its salt under relative... | 11/07/2000 |
| 5955501 | Protein kinase C modulators O Compounds having anti-inflammatory and other activities are disclosed. The compounds are derived from phorboids of the diterpene- and benzolactam-classes.... | 09/21/1999 |
| 5922635 | Nanoscale solid superacid catalysts with pendant fluoroalkylsulfonic acid or fluoro, perfluoroalkylsulfonic acid groups A solid superacid catalyst composition of a carrier material having a particle size of between 0.5 and 5000 nm and at least one pendant fluoroalkylsulfonic acid or fluoro, perfluoroalkylsulfonic acid group attached thereto. Also, methods for making this c... | 07/13/1999 |
| 5698595 | Use of sulfonic acids as anti-ageing agents in a cosmetic or dermatological composition Application of a compound having at least one sulfonic acid functional group which is at least partially non-neutralized, in a cosmetic or dermatological composition, to the skin is useful for treating intrinsic ageing of the skin.... | 12/16/1997 |
| 5648523 | Fullerene derivatives as free-radical scavengers The invention relates to fullerene derivatives which are capable of scavenging free radicals. The derivatives have the formula F(--X)m (--Y--Z)n, in which F is a fullerene core; each X is independently --CO2-, -... | 07/15/1997 |
| 5200533 | Intermediates for preparation of 2,3-trans-1,4-bridged cyclohexane sulfonamide derivatives A process suitable for industrially preparing 2,3-trans-1,4-bridged cyclohexane sulfonamide derivatives, especially useful as an intermediate for the synthesis of a trans bicyclo[2,2,1] heptane carboxylic acid derivative, a clinically important thromboxan... | 04/06/1993 |
| 5144081 | Dialkoxybenzylidene-camphor derivatives The invention relates to dialkoxybenzylidene-camphor derivatives of the formula I ##STR1## in which R1 and R2, in each case independently of one another, are a straight-chain or branched alkyl radical having 1 to 10 c atoms, and... | 09/01/1992 |
| 5120865 | Preparation of 2,3-trans-1,4-bridged cyclohexane sulfonamide derivatives A process suitable for industrially preparing 2,3-trans-1,4-bridged cyclohexane sulfonamide derivatives, especially useful as an intermediate for the synthesis of a trans bicyclo[2,2,1] heptane carboxylic acid derivative, a clinically important thromboxan... | 06/09/1992 |
| 5081152 | Azulene derivatives as thromboxane A2 and prostaglandin endoperoxide receptor antagonist A series of new azulene analogues are disclosed, which are represented by the following formula: ##STR1## wherein: R1 is --COOH, --COOR4 (R4 represents a lower alkyl), --CH.dbd.CH--COOH, --CH2 --COOH or --S... | 01/14/1992 |
| 5064641 | Polyvalent metal salts of sulphonted derivatives of benzylidenecamphor and their use for protecting the skin against ultraviolet radiation Polyvalent metal salt of a sulphonated derivative of benzylidenecamphor having the general formula: ##STR1## in which Mn+ denotes a polyvalent metal cation in which n is equal to 2, 3 or 4; and One of the symbols X1 or X2 | 11/12/1991 |
| 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 sulfonate in the presence of from 0.1 to 3.0% by weight o... | 12/18/1990 |
| 4857663 | Hypoglycemic N-(2-substituted-3-dialkylamino-2-propenylidene)-N-alkylalkanaminium salts N-(3-Dialkylamino-2-propenylidene)-N-alkylalkanaminium salts substituted in the 2-position with an ether or thioether and having the formula ##STR1## are active as hypoglycemic agents.... | 08/15/1989 |
| 4769183 | Stabilization of azulene derivatives Sodium 1,4-dimethylisopropylazulene-3-sulfonate is stabilized by dissolving it in a suitable solvent and thereafter removing the solvent from the solution by spray-drying or lyophilization.... | 09/06/1988 |
| 4663088 | 3-benzylidene-camphors, process for their preparation and their use in protection against UV rays The invention relates to new 3-benzylidene-camphor derivatives of the formula: ##STR1## in which R1 denotes H or SO3.crclbar. M.sym., with M=H, an alkali metal or N.sym. (R3)4 | 05/05/1987 |
| 4656303 | Novel resolution method of racemic mixture A novel resolution method of a racemic mixture, wherein four kinds of salts are dissolved in a resolving solvent to fractionally crystallize a desired optically active isomer through an exchange reaction between counter ions.... | 04/07/1987 |
| 4654434 | 3-benzylidene-camphors, process for their preparation and their use in protection against UV rays The invention relates to new 3-benzylidene-camphor derivatives of the formula: ##STR1## in which R1 denotes H or SO3.crclbar. M.sym., with M=H, an alkali metal or N.sym. (R3)4 | 03/31/1987 |
| 4595694 | Azulene derivatives, processes of their synthesis and their uses as anti-ulcerative and anti-inflammatory agents A new series of azulene derivatives are disclosed. These compounds are stable to light and heat and are useful as anti-ulcerative and anti-inflammatory agents. Such compounds can be synthesized by reacting 2H-cyclohepta(b) furan-2-one or its derivative su... | 06/17/1986 |
| 4585597 | 3-benzylidene-camphors, process for their preparation and their use in protection against UV rays The invention relates to new 3-benzylidene-camphor derivatives of the formula: ##STR1## in which R1 denotes H or SO3.crclbar. M.sym., with M=H, an alkali metal or N.sym. (R3)4 | 04/29/1986 |
| 4582698 | Process for imaging cardiac infarcts The imaging of cardiac infarcts with complexed radioactive metals is improved by employing as the complexing agent a compound of the formula ##STR1## wherein substituents A, B, X and Y are each independently selected from radicals including hydrogen,... | 04/15/1986 |
| 4533552 | Stabilization of azulene derivatives Sodium 1,4-dimethylisopropylazulene-3-sulfonate is stabilized by adding to a solution thereof, physiologically non-toxic additives and then removing or separating the solvent therefrom by spray drying or a lyophilization.... | 08/06/1985 |
| 4524023 | Bicyclodecyl ether sulfonates and compositions containing the same This invention discloses a family of bicyclodecyl ether sulfonates derived from dicyclopentadiene. Specifically synthesized is the compound: ##STR1## These compounds exhibit hydrotropic properties. These compounds are useful in liquid detergent formu... | 06/18/1985 |
| 4500469 | Metal ion control compounds based on norbornane The bis(methylamine) of norbornane compounds which have at least one of the amine hydrogens substituted with hydroxyalkyl, methylenephosphonic, alkylenesulfonic, carboxylic acid radicals and salts of any of the acid radicals are useful as chelating, seque... | 02/19/1985 |
| 4500470 | Metal ion control agents based on dicyclopentadiene derivatives New compounds have been prepared from dicyclopentadiene bis(methylamine) which have the following formula ##STR1## wherein substituents A, B, X and Y each are independently selected from radicals including hydrogen, hydroxyalkyl (wherein the alkyl gr... | 02/19/1985 |
| 4489011 | Hypoglycemic N-(2-substituted-3-dialkylamino-2-propenylidene)-N-alkylalkanaminium camsylate salts Camsylate salts of N-(3-dialkylamino-2-propenylidene)-N-alkylalkanaminium substituted in the 2-position with an ether or thioether and having the formula ##STR1## are active as hypoglycemic agents.... | 12/18/1984 |
| 4454074 | Salts of dicyclopentadiene sulfonate and method of preparing A novel series of compounds is disclosed which comprises salts of dicyclopentadiene sulfonate. Methods for producing these compounds by bisulfite addition and for controlling the proportion of monosulfonates and disulfonates in the product are also disclo... | 06/12/1984 |
| 4442043 | Oil recovery method utilizing a dicyclopentadiene derived ethoxysulfonate A dicyclopentadiene derived ethoxysulfonate alone or combined with a petroleum sulfonate surfactant is dissolved in water to form an effective surfactant fluid that is stable in high salinity and/or high temperature environments. The surfactant fluid is i... | 04/10/1984 |
| 4435361 | Corrosion inhibition system containing dicyclopentadiene sulfonate salts A series of novel oil-dispersible corrosion inhibiting solutions are disclosed which contain dicyclopentadiene (3a, 4, 7, 7a-tetrahydro-4, 7 methanoindene) sulfonate salts along with an organic corrosion inhibitor in a low molecular weight solvent. The in... | 03/06/1984 |
| 4426302 | Oil recovery method utilizing a dicyclopentadiene derived ethoxysulfonate A dicyclopentadiene derived ethoxysulfonate alone or combined with a petroleum sulfonate surfactant is dissolved in water to form an effective surfactant fluid that is stable in high salinity and/or high temperature environments. The surfactant fluid is i... | 01/17/1984 |
| 4421739 | Benzylidene-camphors, processes for their preparation and cosmetic compositions containing them The invention provides compounds which are particularly valuable for use as the active ingredient in sun tan lotions and creams and the like. These compounds have the general formula: ##STR1## in which Y denotes hydrogen or the radical SO3... | 12/20/1983 |
| 4412926 | Alkyl norbornyl ether sulfonates useful for solubilizing petroleum sulfonates in oil fluid brine solutions Alkyl norbornyl ether sulfonates are prepared by reacting, for example, an allyl alcohol ethoxylate with an alkyl norbornene in the presence of an acid catalyst. The allyl ethers so obtained are subsequently sulfonated. These compounds, which exhibit a hi... | 11/01/1983 |
| 4332830 | Sweetening with stevioside analogs Analogs of the glycoside stevioside are disclosed. These materials have the formula ##STR1## wherein R1 and R2 are as follows: and M+ is a physiologically acceptable alkali metal cation.... | 06/01/1982 |
| 4330488 | Process of preparing 3-benzylidene-2-oxo-10-bomanesulfonic acid An anti-solar cosmetic composition contains as the anti-solar agent a compound of the formula ##STR1## wherein R represents a member selected from the group consisting of hydrogen, a halogen selected from the group consisting of chlorine and flu... | 05/18/1982 |
