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| Number | Title | Issue Date |
| 7507853 | Process for the preparation of phenolic carboxylic acid derivatives by enzymatic catalysis The present invention relates to an improved process for the preparation of phenolic carboxylic acid derivatives catalysed by biocatalytic esterification, transesterification or amidation of a corresponding lower alkyl ester. Biocatalysis is performed in the presenc... | 03/24/2009 |
| 7368593 | Method of selective esterification A method of preparing a compound of formula I wherein R is a hydrocarbon and n is an integer from 1 to 5, including the steps of: contacting a compound of formula II with a compou... | 05/06/2008 |
| 7148278 | Urethane elastomers with improved color stability A golf ball including a center, a cover, and, optionally, at least one intermediate layer disposed between the center and the cover, wherein the cover is formed from a polyurethane composition, or a reaction product thereof, including at least one polyol; at least o... | 12/12/2006 |
| 6878843 | Method for preparing hydroxyphenyl carboxylic acid esters A process for the preparation of a compound of formula (I) wherein R1 and R2 are each independently of the other C1-C8alkyl, cyclopentyl or cyclohexyl, ... | 04/12/2005 |
| 6828466 | Process for the synthesis of phenols from arenes A process to synthesize substituted phenols such as those of the general formula RR′R″Ar(OH) wherein R, R′, and R″ are each independently hydrogen or any group which does not interfere in the process for synthesizing the substituted phenol including, but not... | 12/07/2004 |
| 6815555 | Substituted phenol compounds useful for anesthesia and sedation The invention provides substituted phenol compounds and pharmaceutical compositions containing substituted phenol compounds which are useful for inducing or maintaining anesthesia or sedation in a mammal. This invention also provides methods for inducing or maintain... | 11/09/2004 |
| 6719814 | Lubricity additive, process for preparing lubricity additives, and middle distillate fuel compositions containing the same The invention provides a lubricity additive in the form of an ester of an acid and an alcohol, wherein the acid is an aromatic mono-, di- or polyhydric, mono-, di- or polycarboxylic acid or mixture thereof, which may be alkylated and/or alkoxylated and wherein the a... | 04/13/2004 |
| 6696585 | Functionalized nanoparticles There are disclosed amphoteric nano-sized metal oxide particles functionalized with silyl esters of a phosphonate and composites thereof with an acrylate-based monomer, including liquid crystal monomers photopolymerizable at ambient temperature. Also disc... | 02/24/2004 |
| 6559336 | Process for the preparation of 5- and/or 6-substituted-2-hydroxybenzoic acid esters There is provided a single-step process for the preparation of a compound of formula I. ##STR1## Compounds of formula I are useful as starting materials in the synthesis of natural products and in the manufacture of benzophenone fungicidal agents.... | 05/06/2003 |
| 6444278 | 2,6-di-tert-butylphenols The present invention relates to 2,6-di-tert-butylphenols of the formula I ##STR1## in which R, A1 A2, Z1, Z2 m and n are as defined herein, and their use as stabilizers or antioxidants.... | 09/03/2002 |
| 6441219 | Process for the preparation of 5-and/or 6-substituted-2-hydroxybenzoic acid esters There is provided a single-step process for the preparation of a compound of formula I. ##STR1## Compounds of formula I are useful as starting materials in the synthesis of natural products and in the manufacture of benzophenone fungicidal agents.... | 08/27/2002 |
| 6410765 | Methods of making functionalized nanoparticles There are disclosed amphoteric nano-sized metal oxide particles functionalized with silyl esters of a phosphonate and composites thereof with an acrylate-based monomer, including liquid crystal monomers photopolymerizable at ambient temperature. Also disc... | 06/25/2002 |
| 6350894 | STABLE SUNSCREEN COMPOSITION CONTAINING DIBENZOYLMETHANE DERIVATIVE, E.G., PARSOL 1789, AND C12, C16, C18 BRANCHED CHAIN HYDROXYBENZOATE AND/OR C12, C16 BRANCHED CHAIN BENZOATE STABILIZERS/SOLUBILIZERS A sunscreen composition containing a UV-B dibenzoylmethane derivative, such as 4-(1,1-dimethylethyl)-4'-methoxydibenzoylmethane (PARSOL 1789), and a stabilizer/solubilizer for the dibenzoylmethane derivative selected from formula (I) and formula (II), and... | 02/26/2002 |
| 6337411 | Stromelysin inhibitors Compounds of the formula I ##STR1## are suitable for the production of pharmaceuticals for the prophylaxis and therapy of conditions whose course involves an increased activity of matrix-degrading enzymes, in particular stromelysin.... | 01/08/2002 |
| 6316500 | Aliphatically unsaturated hydroxy benzoates and preservative compositions thereof The hydroxybenzoate compounds of this invention are defined by the formula: ##STR1## wherein Y is hydrogen, hydroxy, halo, a C1 to C6 alkyl or a C2 to C6 alkyl ether; R is a C4 to C6 mono- or di... | 11/13/2001 |
| 6303052 | Antioxidant compostions An antioxidant composition comprising at least one compound having the formula: ##STR1## wherein R1 and R2 are each hydrocarbon groups having from 1 to 8 carbon atoms, a is from 1 to 3, R3 is a linear alkyl group having ... | 10/16/2001 |
| 6291703 | Preparation of substituted hydroxyhydrocinnamate esters by continuous transesterification using reactive distillation Substituted hydroxyhydrocinnamate esters of the formula (I) ##STR1## where R is alkyl, n is 0 to 2, m is 1 to 4 and A is alkyl, interrupted or uninterrupted alkylene, alkanetriyl or pentaerythrityl, are prepared by continuous transesterification of the co... | 09/18/2001 |
| 6288260 | Process for making 2-alkyl-3-hydroxybenzoic acids A two step process is described for making 2-alkyl-3-hydroxybenzoic acids or derivatives of benzoic acids by first reacting an allenyl ester or equivalent with furan followed by the ring-opening reaction of the derived bicyclo intermediate with base. The ... | 09/11/2001 |
| 6258974 | Metal oxide compositions composites thereof and method There are disclosed amphoteric nano-sized metal oxide particles functionalized with silyl esters of a phosphonate and composites thereof with an acrylate-based monomer, including liquid crystal monomers photopolymerizable at ambient temperature. Also disc... | 07/10/2001 |
| 6207857 | Precursor compounds The compounds of the formula I ##STR1## are precursors for organoleptic and antimicrobial compounds. The latter are generated in the presence of skin bacteria, enzymes or acidic or alkaline conditions. One precursor molecule can provide one or more differ... | 03/27/2001 |
| 6187950 | Substituted diaryl or diheteroaryl methanes, ethers and amines having retinoid agonist, antagonist or inverse agonist type biological Compounds of the formula Y3 (R4)--X--Y1 (R1 R2)--Z--Y2 (R2)--A--B where the symbols have the meaning defined in the specification, have retinoid, retinoid antagonist or retinoid inverse ag... | 02/13/2001 |
| 6184411 | Process for the preparation of substituted hydroxyhydrocinnamate esters by removal of tin catalysts The invention is directed to an improved process for the preparation of a compound of formula (I) ##STR1## wherein R is alkyl, n is 0 to 2, m is 1 to 4 and A is alkyl, interrupted or uninterrupted alkylene, alkanetriyl or pentaerythrityl, by transest... | 02/06/2001 |
| 6043360 | Intermediates and a process for preparing benzo[B]thiophenes The instant invention provides intermediates and processes for the preparation of compounds of formula IV ##STR1## wherein: n is 0, 1, or 2; R is hydrogen or C1 -C4 alkyl; X1 is hydrogen, cyano, 4-hydroxybenzoyl, 4-haloben... | 03/28/2000 |
| 5973072 | Polymeric vehicles which include a phenolic urethane reactive diluent The present invention is directed to a polymeric vehicle, the formulated coating composition and a coating binder made from the polymeric vehicle and a method for making the polymeric vehicle where the polymeric vehicle includes a phenolic urethane reacti... | 10/26/1999 |
| 5948922 | Compounds with substituted cyclic hydrocarbon moieties linked by secondary or tertiary oxycarbonyl containing moiety providing reworkable cured thermosets Compounds containing two cyclic hydrocarbon moieties which are substituted to provide crosslinking functionality and which are linked to each other by secondary or tertiary oxycarbonyl containing moiety are basis for compositions which are cured to provid... | 09/07/1999 |
| 5938973 | Swallow-tailed compound and ferrielectric liquid crystal composition containing the same A swallow-tailed compound of the following general formula (1), ##STR1## wherein m is an integer of 4 to 10, n is an integer of 2 to 6, p is 0 or 1 and each of X and Y is independently a hydrogen or fluorine atom; and a ferrielectric liquid crystal c... | 08/17/1999 |
| 5886209 | Preparation of 2-(4-hydroxyphenoxy) propionates A multi-stage catalytic process for preparing a 2-(4-hydroxyphenoxy)-propionate, especially methyl 2-(4-hydroxyphenoxy)-propionate, with a purity greater than 99% by esterifying the corresponding 2-(4-hydroxyphenoxy)-propionic acid with an excess amo... | 03/23/1999 |
| 5874608 | Process for the preparation of esters of aromatic carboxylic acid The present invention relates to a process for the preparation of compounds of the formula (1) R1 R2 R3 R4 R5 ArCOOR (1) in which R1, R2, R3, R4 and R | 02/23/1999 |
| 5866710 | Esterification process A process for the preparation of an ester comprises carrying out an esterification in the presence of a catalyst comprising the reaction product of an orthoester or a condensed orthoester of titanium or zirconium, an alcohol containing at least two hydrox... | 02/02/1999 |
| 5744628 | Process for the preparation of esters of aromatic carboxylic acids The present invention relates to a process for the preparation of compounds of the formula (1) R1 R2 R3 R4 R5 ArCOOR (1) in which R1, R2, R3, R4 and R | 04/28/1998 |
| 5713966 | Polyalkyl hydroxyaromatic esters and fuel compositions containing the same Polyalkyl hydroxyaromatic esters having the formula: ##STR1## or a fuel-soluble salt thereof; where R1 and R2 are independently hydrogen, hydroxy, lower alkyl having 1 to 6 carbon atoms, or lower alkoxy having 1 to 6 carbon atom... | 02/03/1998 |
| 5686398 | Additive for lubricant or fuel, lubricating oil composition or fuel composition containing it, and substituted hydroxyaromatic ester derivative There are herein disclosed an additive for a lubricant or a fuel which comprises at least one selected from the group consisting of substituted hydroxyaromatic ester derivatives represented by the general formulae (I) and (II) ##STR1## wherein R... | 11/11/1997 |
| 5654331 | Diaromatic compounds derived from a salicylic unit and their use in human and veterinary medicine and in cosmetics Diaromatic compounds, characterised in that they correspond to the following general formula: ##STR1## in which: R1 is --CH3, --CH2 OH, --COR8 or --CH2 OCOR9, R8 is H, OH, -... | 08/05/1997 |
| 5563291 | Process for the preparation of hydroxyphenylcarboxylates There is disclosed a process for the preparation of compounds of formula I ##STR1## wherein R1 and R2 are each independently of the other C1 -C8 alkyl or cyclopentyl or cyclohexyl, m is 0, 1, 2 or 3, n is 1 or 2... | 10/08/1996 |
| 5498795 | Acetylenes disubstituted with hydroxyaryl and aryl or heteroaryl groups having retinoid-like biological activity Compounds of the formula ##STR1## wherein R1 -R3 and R5 independently are hydrogen, lower alkyl of 1 to 6 carbons, branched chain alkyl or cycloalkyl of 3 to 15 carbons, lower alkyl substituted cycloalkyl of 3 to 15 c... | 03/12/1996 |
| 5498748 | Anthracene derivatives An anthracene derivative having at least two groups of the formula: ##STR1## wherein R1 and R2 are independently hydrogen, alkyl, alkoxy, etc., is particular effective for forming an antireflection coating for preventing multipl... | 03/12/1996 |
| 5488135 | Bis(phenyl)ethane derivatives The invention concerns the compounds of formula I ##STR1## wherein the substituents have various significances, in free form and, where such forms exist, in salt form. The compounds have potent antihyperproliferative/antiinflammatory and anticancer a... | 01/30/1996 |
| 5476860 | Diaromatic compounds derived from a salicylic unit and their use in human and veterinary medicine and in cosmetics Diaromatic compounds, characterized in that they correspond to the following general formula: ##STR1## in which: R1 is --CH3, --CH2 OH, --COR8 or --CH2 OCOR9, R8 is H, OH, -... | 12/19/1995 |
| 5426212 | Synthesis of , ω-bis(p-hydroxybenzoyloxy) alkane The reaction of methyl p-hydroxybenzoate and a ,ω-alkanediol, in the presence of a transesterification catalyst, such as a metal alkoxide and/or metal acetate, can be used to synthesize an ,ω-bis(p-hydroxybenzoyloxy)alkane monomer.... | 06/20/1995 |
| 5416235 | Preparation of substituted aryl compounds A process for the preparation of aromatic compounds of the general formula I, Ar--X I in which Ar represents an optionally substituted aryl group and X represents a group OH, Cl, Br or CN, by reaction of an ... | 05/16/1995 |
