Did You Know...
...that Robert Adler has the dubious distinction of being the Father of the Couch Potato? Back in 1955 Adler was employed by what was then Zenith Radio Corp., where he was charged to invent something that would allow viewers to turn down the TV volume without leaving their chairs. After a series of flops (such as a wired contraption that people tripped over), Adler hit on the idea of using sound waves. Thus the Remote Control was born...
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| Number | Title | Issue Date |
| 8053592 | Method for producing optically active α-ionone Provided that a method for inexpensively producing optically active α-ionone with a high yield and a high asymmetric yield and with good workability in a short process, and a perfume composition comprising the optically active α-ionone obtained by the aforemention... | 11/08/2011 |
| 7435844 | Analogous compounds of strobilurines and their use as acaricides and insecticides Compounds are described, having general formula (I) and their use as acaricides, insecticides and/or fungicides. ... | 10/14/2008 |
| 7429673 | TRPV1 agonists, formulations containing them and uses thereof The compounds of the general formula (I) in which X is represents two hydrogen atoms, a π-bond, oxygen or methylene: R2 is a C6-C12 aryl, or arylalkyl residue: R3 is hydrogen, 2-hydroxyethyl or 2-aminoethyl are useful for the treatment of path... | 09/30/2008 |
| 7393970 | Boron carbide as an effective friedel-crafts type catalyst The compound boron carbide, B4C, is an effective catalyst for the synthesis of aromatic esters by reacting benzoyl halides with phenols in the presence of powdered B4C. ... | 07/01/2008 |
| 7230003 | Aromatic prodrugs of propofol, compositions and uses thereof Prodrugs of propofol, methods of making prodrugs of propofol, pharmaceutical compositions of prodrugs of propofol and methods of using prodrugs of propofol and pharmaceutical compositions thereof to treat or prevent diseases or disorders such as migraine headache pa... | 06/12/2007 |
| 6989462 | Synthesis of 2-chloromethyl-6-methylbenzoic ester A process is described for preparing compounds of formula (I) where R is H, optionally halogen-substituted alkyl, cycloalkyl, aryl, alkyl-aryl or heteroaryl, and, in alkyl and cycloalkyl, one or more CH2 grou... | 01/24/2006 |
| 6949585 | Cyclooctanone derivatives and cyclodecanone derivative, and use thereof The present invention provides a compound which has cytokine production inhibitory activity and is useful for the treatment of diseases which is associated with cytokine. The compound is represented by the following general formula (I) [wherein A represents a cyclic... | 09/27/2005 |
| 6903221 | Method for producing β-ketoenol esters The invention relates to a method for producing β-ketoenol esters of the general formula (Ia) or (Ib), wherein Ar, Ra and Rb are defined as in claim 1. The inventive method is characterized by reacting an arylhalogenide of the general f... | 06/07/2005 |
| 6894076 | Esters derived from (RR,SS)-2-hydroxybenzoate of 3-(2-dimethylaminomethyl-1-hydroxycyclohexyl)phenyl New esters derived from (RR, SS)-3-(2-dimethylaminomethyl-1-hydroxycyclohexyl)phenyl 2-hydroxybenzoate, analog to Tramadol, a process for obtaining them and the use of these compounds for the production of a medicament with analgesic properties. These new pro... | 05/17/2005 |
| 6884906 | Menthyl half acid ester derivatives, processes for preparing same, and uses thereof for their cooling/refreshing effect in consumable materials Described is a genus of menthyl half acid ester derivatives having the structure: and processes for producing same, wherein n is an integer of from 1 to 5; wherein X is either —OR″ or —NRR′; wherein R″ is hyd... | 04/26/2005 |
| 6849771 | Process The invention relates to a process for converting 1-phenylethanol into styrene, which process involves: (1) contacting a feed containing 1-phenylethanol, organic acid and 2-phenylethanol with a catalyst to obtain a product containi... | 02/01/2005 |
| 6846890 | Norbornene derivative and norbornene polymer obtained therefrom through ring opening polymerization A novel norbornene derivative represented by a general formula (1m) shown below is provided. By conducting a ring opening polymerization of this norbornene derivative, or by performing a subsequent hydrogenation following the ring opening polymerization, a ring open... | 01/25/2005 |
| 6838574 | Dicarba-closo-dodecarborane derivatives A medicament comprising as an active ingredient a compound or a physiologically acceptable salt thereof represented by general formula (I): wherein R1 represents a dicarba-closo-dodecaboran-yl which may be s... | 01/04/2005 |
| 6770775 | Method of synthesizing optically enriched α-halo-esters, and product and composition therefrom A method of synthesizing highly optically enriched α-halo-esters comprises reacting acid halides with a cinchona alkaloid catalyst and a base to form intermediate ketenes. The ketenes are reacted with electrophilic halogenating reagents to produce α-halo-esters wi... | 08/03/2004 |
| 6753443 | Preparing method of chiral ester The present invention relates to a process for preparing a chiral ester according to the formula (100): by reacting (i) a racemic alcohol, (ii) a selected ruthenium complex to activate racemization of the racemic alcohol... | 06/22/2004 |
| 6686483 | Catalytic asymmetric epoxidation The present invention provides a variety of methods that are based on stereoselective epoxidation of an olefin by an epoxidizing agent derived from a reaction between an oxidizing agent and a chiral ketone. For example, present invention provides methods ... | 02/03/2004 |
| 6677462 | Asymmetric synthesis of kavalactones This invention relates to preparation of enantio-enriched compounds, and more particularly to enantio-enriched kavalactone compounds and derivatives thereof. The methods provide compounds that are useful as reagents, or building blocks, in the constructio... | 01/13/2004 |
| 6586609 | Process for esterification in a chromatographic reactor Process for the esterification of organic acids with alcohols in a reactor of the chromatographic type in which the heterogeneous solid phase is capable of acting both as an esterification catalyst and as a means exhibiting preferential adsorption towards... | 07/01/2003 |
| 6555703 | Process for the preparation of carboxylic acid benzyl esters The invention relates to a process for forming a carboxylic benzyl ester comprising reacting a dibenzyl ether with a carboxylic acid in the presence of a heteropolyacid and forming a carboxylic acid benzyl ester.... | 04/29/2003 |
| 6491795 | Process for recovering benzyl benzoate High-purity benzyl benzoate is recovered by distilling the residue remaining after removal of unreacted toluene and benzoic acid from a reaction mixture produced by the oxidation of toluene by molecular oxygen in the presence of a metal catalyst thereby s... | 12/10/2002 |
| 6479693 | Process for the preparation of a saturated carboxylic acid The present invention relates to a process for the preparation of a carboxylic acid ester of the general formula II, ##STR1## wherein R is alkyl or aryl, R1 is aryl, substituted aryl, naphthyl or substituted naphthyl or alkyl, R2, R | 11/12/2002 |
| 6399828 | Preparation of amphetamines from phenylpropanolamines A process for making compound of formula I ##STR1## from a phenylpropanolamine salt of formula II ##STR2## wherein: R1 is hydrogen or a lower alkyl group; each R2 is independently a hydrogen, halogen, lower alkyl group, lower alkoxy ... | 06/04/2002 |
| 6395922 | Compounds based on dibenzoylresorcinol and related compositions and articles A method for preparing novel dibenzoylresorcinol-based compounds is disclosed, wherein the dibenzoylresorcinol is bonded to a substituted or unsubstituted aryl group which does not include a pendent hydroxyl group. The groups attached to the dibenzoylreso... | 05/28/2002 |
| 6384265 | Methods for producing -acyloxy carbonyl compounds from enol ester epoxides The present invention provides a method for producing an -acyloxy carbonyl compound from an enol ester epoxide stereoselectively using an acid catalyst which is capable of affecting rearrangement of the enol ester epoxide with inversion of stereoch... | 05/07/2002 |
| 6348615 | Process for producing (2R, 3S)-3-amino-1, 2-oxirane A process for producing (2R, 3S)-3-amino-4-phenylbutane-1,2-epoxide compounds which comprises treating a (2S, 3S)-3-amino-1-halo-2-hydroxy-4-phenylbutane compound or a (2S, 3S)-3-amino-4-phenylbutane-1,2-epoxide with a carboxylic acid quaternary ammo... | 02/19/2002 |
| 6307091 | Trifluoro-substituted benzoic acid, esters thereof and processes for preparing the same The present invention is to provided a trifluoro-substituted benzoic acid, an ester thereof, particularly 2,3,4-trifluoro-5-iodobenzonic acid, 2,3,4-trifluoro-5-trifluoromethylbenzonic acid, esters thereof, which are useful as a starting material for synt... | 10/23/2001 |
| 6281382 | Palladium phenanthroline acetate catalyst and a method of oxidizing side-chains of alkylbenzenes with catalyst The method of oxidizing the alkyl groups of alkylbenzenes using palladium phenanthroline acetate or a palladium acetate with modified phenanthroline ligand catalyst. The palladium acetate catalyst with modified phenanthroline has the following formula: ... | 08/28/2001 |
| 6258975 | Process for producing optically active 2-hydroxy-4-arylbutyric acid or its ester Provided is an industrially useful process for producing an optically active 2-hydroxy-4-arylbutyric acid or its ester. An optically active acyloxysuccinic anhydride is reacted with an aromatic compound in the presence of a Lewis acid to produce an optica... | 07/10/2001 |
| 6255517 | Thymol derivatives having anti-tumor activity, and anti-cancer agent comprising the same The present invention relates to a thymol derivative represented by following Chemical Formula 1, pharmaceutically acceptable salts or esters thereof, and anti-cancer agents comprising the same as an active ingredient. ##STR1##... | 07/03/2001 |
| 6242637 | Substituted heterocylic compounds, method of preparing them and pharmaceutical compositions in which they are present The invention relates to compounds of the formula ##STR1## in which: A is a divalent radical selected from: A1) --O--CO-- A2) --CH2 --O--CO-- A3) --O--CH2 --CO-- A4) --O--CH2 --CH2 | 06/05/2001 |
| 6218568 | Process for preparing a 2-(2-amino-1,6-dihydro-6-oxo-purin-9-yl)methoxy-1,3-propanediol derivative Process for preparing intermediates of formula (III) ##STR1## wherein Y1 is acyloxy, wherein acyl is of the formula R--C(O)--, wherein R is alkyl of 1-6 carbon atoms, Y2 is aralkyloxy, and Z is benzoyloxy or acyloxy, wherein acyl is ... | 04/17/2001 |
| 6215017 | Process for preparing a 2-(2-amino-1,6-dihydro-6-oxo-purin-9-yl)methoxy-1,3-propanediol derivative Intermediates of Formula (III) ##STR1## wherein Y1 is acyloxy, wherein acyl is of the formula R--C(O)--, wherein R is alkyl of 1-6 carbon atoms, Y2 is aralkyloxy, and Z is benzoyloxy or acyloxy, wherein acyl is as defined above. Inte... | 04/10/2001 |
| 6187955 | Guanidine derivatives and process for their production A guanidine derivative represented by formula (1), (2), (3) or its acid addition salt and a production process thereof ##STR1## wherein each of A and B is a C2 -C8 alkylene, D is a single bond, --CO-- or a C1 -C6 | 02/13/2001 |
| 6133471 | Process for producing chromans A process for producing chromans, comprising reacting a phenol, a formaldehyde and an alcohol in the presence of a secondary amine and an acid, to generate an alkoxymethylphenol compound with the ortho position to the phenolic hydroxyl group substituted w... | 10/17/2000 |
| 6040446 | Process for preparing a 2-(2-amino-1,6-dihydro-6-oxo-purin-9-yl) methoxy-1,3-propanediol derivative Process and novel intermediates for preparing the L-mono-valine ester of 2-(2-amino-1,6-dihydro-6-oxo-purin-9-yl)methoxy-1,3-propanediol and its pharmaceutically acceptable salts. The present process and intermediates provide for reduced impurities in the... | 03/21/2000 |
| 6011063 | Ortho-substituted benzoylguanidines, process for their preparation, their use as a medicament or diagnostic, and medicament comprising them Ortho-substituted benzoylguanidines of the formula I ##STR1## in which R(1) to R(5) have the meanings given in the claims, are suitable as antiarrhythmic pharmaceuticals having a cardioprotective component for infarct prophylaxis and for infarct trea... | 01/04/2000 |
| 5986095 | Enantioselective preparation of halophenyl alcohols and acylates A process is described for preparing a compound of the formula or the S-enantiomer thereof, wherein: R is alkyl, aryl, cycloalkyl, aralkyl, or cycloalkylalkyl, R1 is halogen; R2 is halogen, alkyl, cycloalkyl, aryl or ##STR1## wherein... | 11/16/1999 |
| 5981792 | Process for the production of 1-functional allylalcohol carboxylic esters The process for preparing 1-functional allyl alcohol carboxylic esters comprises reacting a 3-functional allyl alcohol with the anhydride of the carboxylic acid at temperatures above 100° C. in the presence of metal compounds of transition groups V to VI... | 11/09/1999 |
| 5952386 | Dihalopropene compounds, insecticides containing them as active ingredients, and intermediates for their production The present invention provides dihalopropene compounds of the general formula: ##STR1## wherein R1 is C1 -C10 alkyl or the like; L is C(.dbd.O)NH or the like; R2, R3 and R4 are indepen... | 09/14/1999 |
| 5905166 | Type of dye in photographic materials A new type of yellow dyes with general formula Q-CO--CO--X is disclosed. They can be used in photographic materials as antihalation dyes, acutance dyes or filter dyes. Preferably they are incorporated in UV sensitive contact materials for pre-press applic... | 05/18/1999 |
