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Chemistry: Molecular Biology And Microbiology > Micro-organism, Tissue Cell Culture Or Enzyme Using Process To Synthesize A Desired Chemical Compound Or Composition > Preparing Oxygen-containing Organic Compound > Carboxylic Acid Ester Carboxylic Acid EsterCarboxylic Acid Ester patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.04/19/07 - 20070087421 - Transformant and process for producing polyester using the same A gene expression cassette comprising an Aeromonas caviae-origin polyhydroxyalkanoic acid (PHA) synthase gene having a mutation introduced thereinto and a promoter and a terminator acting in a yeast; a transformant constructed by transferring the above gene expression cassette into a yeast; and a process for producing a polyester using the ... 03/29/07 - 20070072276 - Method for separating, extracting and purifying poly-beta-hydroxyalkanoates (phas) directly from bacterial fermentation broth The invention discloses a method for directly separating and purifying polyhydroxyalkanoates in cells from fermentation liquid and it relates to the field of posttreatment technology of biological engineering. The method includes following steps: pretreating fermentation liquid with physical method for breaking cell wall; adjusting pH value of pretreated fermentation liquid ... 03/15/07 - 20070059812 - Process for making fluoroleucine ethyl esters The instant invention describes a novel reaction that includes spontaneous racemization of an azalactone via enol tautomerization. This racemization results in improved yield and ee over other reactions previously described. ... 03/08/07 - 20070054386 - Mutant poly (3-hydroxyalkanoic acid) synthases A mutant poly(3-hydroxyalkanoic acid) synthase comprising an amino acid sequence of (a) or (b) below. (a) A mutant amino acid sequence derived from SEQ ID No. 1, wherein at least one amino acid selected from the group consisting of glutamic acid at position 130, serine at position 325, serine at ... 02/22/07 - 20070042475 - Method for the enzymatic production of chiral 1-acylated 1,2-diols an oxidoreductase, a redox cofactor and a cosubstrate are reacted forming the chiral compound of the formula (I) which is subsequently isolated. ... 02/01/07 - 20070026509 - Novel surface-active polysiloxane photoinitiators Polymeric photoinitiators of the formula I or II wherein n and m independently of one another are 3-5; o is 10-16; p is 4-8; R is phenyl-CO—CO—O—; Y and Y′ independently of one another are C1-C10alkylene or —[(CH2)a—O—(CH2)b]c— wherein a is 2-10, b is 0-10, c is 1-3; with the ... 02/01/07 - 20070026508 - Enzymatic method of making 1,2-diol derivatives and their esters The present invention relates to a new process for the preparation of optically active alcohols represented by the general formula 2 and their esters represented by the general formula 3 by enzymatic method from racemic alcohols represented by the general formula 1 in scheme 1. In more details, this invention ... 01/25/07 - 20070020740 - Blocking sporulation by inhibiting spoiie We have shown that the control of solventogenesis and sporulation can be genetically uncoupled in C. acetobutylicum. In strain 824(pASspo), the absence of SpoIIE causes sporulation to be blocked at stage II. The cell remains in a vegetative state, and this allows solvent production to proceed for longer and for ... 01/25/07 - 20070020739 - Enzyme gene participating in the synthesis of polyester and process for producing polyester using the same This invention relates to a method of producing polyesters resulting from homopolymerization or copolymerization of a 3-hydroxyalkanoic acid(s) and having biodegradability and good physical properties using yeasts as hosts. By constructing at least one enzyme gene involved in polyester synthesis by adding a DNA coding a peroxisome-targeting signal, introducing an ... 12/14/06 - 20060281155 - Microbial process for preparing pravastatin wherein R stands for an alkali metal or ammonium ion, by the submerged cultivation of a mold strain able to 6β-hydroxylate a compound of the Formula (II) in aerobic fermentation and by the separation and purification of the product of Formula (I) formed in the course of the bioconversion. The ... 12/07/06 - 20060275880 - Selective enzymatic esterfication and solvolysis of epimeric vitamin d analog and separation and epimerization of the epimers Since the C-24 of the vitamin D derivatives having C-24 hydroxyl branch is a chiral center, there are two epimers, i.e. C-24R hydroxyl and C-24S hydroxyl, that can be found. However, only the diastereomer with C-24S hydroxyl is biologically active. A method for selectively enzymatically esterifying or selectively enzymatically solvolyzing ... 12/07/06 - 20060275879 - Method of preparing a heat-treated product The formation of acrylamide during heat treatment in the production of a food product is reduced by treating the raw material with an enzyme before the heat treatment. The enzyme is capable of reacting on asparagine or glutamine (optionally substituted) as a substrate or is a laccase or a peroxidase. ... 11/02/06 - 20060246559 - Method for the production of p-hydroxybenzoate in species of pseudomonas and agrobacterium Bacterial strains transformed with the pcu genes are useful for the production of para-hydroxybenzoate (PHBA). Applicant has provided the p-cresol utilizing (pcu) and tmoX gene sequences from Pseudomonas mendocina KR-1, the proteins encoded by these sequences, recombinant plasmids containing such sequences, and bacterial host cells containing such plasmids or integrated ... 09/28/06 - 20060216800 - Mounting structure of current sensor A mounting structure of a current sensor includes: the current sensor including a detection portion; and a connection member for electrically connecting between a battery post of a battery and a harness. The current sensor is mounted on the connection member. The connection member includes a predetermined portion, a current ... 09/21/06 - 20060211100 - Novel polyhydroxy alkanoate copolymer including within molecule unit having vinyl group or carboxyl group in side chain, and producing method therefor The invention provides a PHA copolymer including at least a 3-hydroxy-ω-carboxyalkanoic acid represented by a formula (19) or (32) and simultaneously at least a unit represented by a formula (2) or a formula (3) in a molecule, a precursor PHA copolymer having a corresponding vinyl group or a corresponding alkoxycarbonyl ... 09/14/06 - 20060205048 - Process for producing succinic acid Succinic acid is produced by allowing a bacterium modified to enhance fumarate reductase activity or cell preparation thereof to react with an organic raw material in a reaction solution containing one of a carbonate ion, a bicarbonate ion, and carbon dioxide gas to generate succinic acid. More preferably, succinic acid ... 08/17/06 - 20060183205 - Method for controlling molecular weight and distribution of biopolymers A method has been developed for the control of both molecular weight and molecular weight distribution of polyhydroxyalkanoates (PHAs) produced by bacterial strains. The control is exerted once the biopolymer has been accumulated intracellularly through a fermentation process by a chemical, enzymatic or irradiation treatment. More particularly, the control of ... 08/03/06 - 20060172400 - Bacterium for producing polyhydroxyalkanoate having polyhydroxyalkanoate depolymerase gene disrupted and method for producing polyhydroxyalkanoate using the same The objective of the present invention is to provide a bacterium for producing polyhydroxyalkanoate with improved productivity. To achieve above objective, the gene coding for the polyhydroxyalkanoate depolymerase of the bacterium for producing polyhydroxyalkanoate is disrupted to improve the productivity of polyhydroxyalkanoate. ... 08/03/06 - 20060172399 - Acetyl-coa acyltransferase gene disrupted bacterium for producing polyhydroxyalkanoate and method for producing polyhydroxyalkanoate using the same A method for producing a polyhydroxyalkanoate with improved productivity and composition is provided. Polyhydroxyalkanoate is produced by a bacterium for producing polyhydroxyalkanoate in which a gene encoding acetyl-CoA acyltransferase is disrupted. ... 08/03/06 - 20060172398 - Isogenic strain line of bacterium for producing polyhydroxyalkanoate in which polyhydroxyalkanoate synthase gene is disrupted and method for producing polyhydroxyalkanoate using the same A host-vector system which is equipped with a substrate supply system enzyme for polyhydroxyalkanoate synthase and which is suitable for evolutionary engineering modification of polyhydroxyalkanoate synthase. An isogenic strain line is produced by disrupting a polyhydroxyalkanoate synthase gene of a bacterium for producing polyhydroxyalkanoate. ... 08/03/06 - 20060172397 - Preparation of chiral propargylic alcohol and ester intermediates of himbacine analogs This application discloses a novel process for the conversion of a series of racemic propargylic alcohols to corresponding (R)-enantiomers. The application also discloses the enantio-selective esterification of a propargylic alcohol from its racemate to prepare an (R)-ester. Enantioselectivity is enhanced by the use of experimentally determined enzymes. The propargylic alcohols ... 07/27/06 - 20060166342 - Process for producing optically active 3-hydroxypropionic ester derivative The present invention is to provide a process for simply producing an optically active 3-hydroxypropionic ester derivative useful as a medicament intermediate from an inexpensive material. More specifically, the present invention is directed to a process for producing an optically active 3-hydroxypropionic ester derivative comprising reacting an acetic ester derivative ... 07/20/06 - 20060160195 - Novel vector It is intended to provide a process for industrially safely and/or economically and efficiently producing a polyester by using gene manipulation techniques. A vector applicable to hosts over a wide range which is characterized by having improved industrial safety; a polyester synthase-expressing plasmid wherein at least a polyester synthase gene ... 07/20/06 - 20060160194 - Process for the production of biodegradeable, functionalised polymer particles, and use thereof as pharmaceutical supports The invention relates to a method for producing biodegradable, functionalised polymer particles, and to the use of the same as medicament carriers. ... 07/06/06 - 20060148049 - Gene disrupted yeast In the practice of the invention, a yeast strain in which ADE1 gene has been disrupted is constructed by homologous recombination with a chromosomal DNA by using an ADE1 gene fragment encoding phosphoribosylaminoimidazole succinocarboxamide synthase (EC6.3.2.6) of Candida maltosa. In the practice of the invention, then, this disrupted strain is ... 06/29/06 - 20060141594 - Simultaneous anaerobic production of isoamyl acetate and succinic acid In vivo method of producing esters from acetyle coA, such as isoamyl acetate and succinate, has been developed by producing null mutants in pathways that use acetyl coA and by overexpressing products that use NADH and in order to maintain the proper redox balance between NADH and NAD+. The method ... 06/29/06 - 20060141593 - Enzymatic production of (meth) acrylic acid esters A method for the production of partially esterified (meth)acrylic acid esters of polyalcohols and the use thereof. ... 06/15/06 - 20060127999 - Process for producing ethanol from corn dry milling A process for producing ethanol by the conversion of carbohydrates from a corn dry milling process in which the bottoms fraction from distillation of ethanol in a conventional yeast fermentation is used in a process including a combination of biochemical and synthetic conversions. The process results in high yield ethanol ... 06/15/06 - 20060127998 - Method of purifying 3-hydroxyalkanoic acid copolymer The object of this invention is to provide a method for purifying PHA separated from PHA-containing microbial cells in high purity without incurring any serious decrease in molecular weight. The present invention provides a method for purifying a 3-hydroxyalkanoic acid copolymer produced by a microorganism, which comprises treating an aqueous ... 06/08/06 - 20060121585 - Culture method of controlling the composition of copolymer polyester The object of the present invention is to develop a technology to optionally control a composition of a biodegradable copolyester with maintaining low cost and high productivity. The present invention consists in a culture method in producing a copolyester by a microorganism, which comprises controlling a specific substrate feed rate ... 05/25/06 - 20060110807 - Process for the preparation of phenolic carboxylic acid derivaties 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 presence of suitable enzymes, e.g. hydrolases, especially esterases, amidases, lipases and proteases. ... 05/18/06 - 20060105440 - Method of producing polyhydroxyalkanoate The present invention has its object to provide a method of producing PHA by extracting, separating, and purifying PHA from biomass containing PHA having an weight average molecular weight of more than 2,000,000, by which smooth stirring can be carried out during extraction and filterability of a residue becomes good ... 05/18/06 - 20060105439 - Bioconversion of xylan and levulinic acid to biodegradable thermoplastics Biodegradable polyesters are produced by microbial fermentation using xylose and levulinic acid as carbon sources. ... 05/11/06 - 20060099695 - Method of separating poly-3-hydroxyalkanoic acid The invention aims at providing a method of producing a poly-3-hydroxyalkanoic acid, which comprises carrying out a physical disruption treatment of a suspension of poly-3-hydroxyalkanoic acid-containing microbial cells with adding an alkali thereto either continuously or intermittently and, thereafter, separating the poly-3-hydroxyalkanoic acid. ... 04/27/06 - 20060088921 - Production of biodegradable thermoplastic materials from organic wastes A system and method for converting organic wastes to biodegradable thermoplastic materials including polyhydroxyalkanoates is disclosed, which method includes treating the organic wastes with an acidogenic microbial population to form fermentative organic acids, and polymerization of the organic acids by PHA-producing microbial species to form PHAs. The system includes a ... 04/20/06 - 20060084155 - Biological systems for manufacture of polyhydroxyalkanoate polymers containing 4-hydroxyacids The gene encoding a 4-hydroxybutyryl-Co A transferase has been isolated from bacteria and integrated into the genome of bacteria also expressing a polyhydroxyalkanoate synthase, to yield an improved production process for 4HB-containing polyhydroxyalkanoates using transgenic organisms, including both bacteria and plants. The new pathways provide means for producing 4HB containing ... 03/23/06 - 20060063242 - Fuel production An apparatus that includes a first reactor and a return mechanism. The first reactor has an inlet to receive a mixture comprising a first reactant, a second reactant, a reaction product, and an inert solvent that dissolves at least a portion of the first and second reactants, an enzyme to ... 03/16/06 - 20060057692 - Process for the extraction of polyhydroxyalkanoates from biomass The invention relates to processes for extracting polyhydroxyalkanoate from a biomass, comprising admixing the biomass with an organic solvent for from 1 second to 15 minutes at a first temperature of from 5° C. below the melting point of the polyhydroxyalkanoate to 10° C. above the melting point of the ... 03/16/06 - 20060057691 - Process for the extraction of polyhydroxyalkanoates from biomass The present invention relates to a process for extracting polyhydroxyalkanoate from a biomass, comprising contacting the biomass with an organic solvent for a time, at a first temperature, and under a pressure that are sufficient to extract polyhydroxyalkanoate from the biomass to provide a composition comprising the organic solvent and ... 03/02/06 - 20060046287 - Enantioselective biotransformation for preparation of protein tyrosine kinase inhibitor intermediates The invention relates to biocatalytic methods for preparing enantiomerically pure stereoisomers of 1-(2,6-dichloro-3-fluorophenyl)ethanol. Disclosed are methods of preparation of the desired (S)-enantiomer, which methods are based on a combination of enzymatic resolution, chemical esterification and chemical hydrolysis with inversion of 1-(2,6-dichloro-3-fluorophenyl)ethyl esters or stereoselective bio-reduction of 2,6-dichloro-3-fluoro-acetophenone with a biocatalyst ... 02/23/06 - 20060040366 - New polyhydroxyalkanoate comprising unit having (phenylmethyl) oxy structure on side chain thereof, and method for producing the same wherein x can be one or more integers within the range shown in the chemical formula. ... 02/09/06 - 20060030014 - Synthesis of polyhydroxyalkanoates in the cytosol of yeast Transgenic yeast strains and methods for producing polyhydroxyalkanoate (PHA). A genetically engineered Pseudomonas oleovorans polyhydroxyalkanoate (PHA) polymerase was expressed in the cytosol of some wild type yeast strains, the pex5 mutants and a fox3 mutant. The composition of the PHA was influenced by the genetic background of the yeast host, ... 02/09/06 - 20060030013 - Enzymatic synthesis of polyol acrylates The invention relates to a process for the enzymatic synthesis of polyol acrylates and also to a process for preparing polymeric polyol acrylates, to the polymers obtainable by this process, and to their use for preparing radiation-curable and thermally curable coating materials. ... 01/05/06 - 20060003428 - Enzymatic resolution of an alpha-substituted carboxylic acid or an ester thereof by carica papaya lipase Disclosed herein is a process for enzymatically resolving a mixture of R- and S-enantiomers of an α-substituted carboxylic acid or an ester or thioester thereof, in which a Carica papaya lipase is used as a biocatalyst to effect the resolution as desired. ... 12/29/05 - 20050287654 - Process for the solvent-based extraction of polyhydroxyalkanoates from biomass Improved processes for extracting polyhydroxyalkanoate from a biomass containing the polyhydroxyalkanoate including the steps of: combining the biomass containing the polyhydroxyalkanoate with a solvent selected from lower chain ketones, and mixtures thereof to form a biomass liquor wherein the biomass liquor comprises less than about 25% water; mixing the biomass ... 12/29/05 - 20050287653 - Solvent extraction of polyhydroxyalkanoates from biomass Processes for the extraction of PHAs from biomass, said processes comprising: combining the biomass containing the PHAs with a single main solvent to form a biomass liquor; heating the biomass liquor to at least partially solubilize the PHAs from the biomass to form a PHA liquor; separating the biomass from ... 12/08/05 - 20050272134 - Production of a fermentation product A process of producing fermentation product comprising the steps of, (i) forming an acidified suspension of particulate plant derived material comprising a first polysaccharide which is more readily hydrolysable and a second polysaccharide which is more difficult to hydrolyse, (ii) allowing the first polysaccharide to undergo hydrolysis by action of ... 11/24/05 - 20050260723 - Process of producing low molecular weight poly(hydroxyalkanoate)s from high molecular weight poly(hydroxyalkanoate)s In this invention, a process of thermal degradation of biodegradable bacterial polyesters poly(hydroxyalkanoate)s (PHAs) to lower molecular weight PHAs in controllable manner has been developed. The process involves using at least one additional component to ‘dilute’ the PHAs in the thermal degradation process, so that the process can be controlled ... 11/17/05 - 20050255571 - Lipase variants The invention relates to a lipase variant which can be prepared by carrying out, on the amino acid sequence of a starting lipase selected from the lipase homologous family I.1 or I.2, at least one amino acid substitution in those positions which correspond to the positions 17, 29, 30, 52, ... 11/10/05 - 20050250191 - Novel polyhydroxyalkanoate containing unit with phenylsulfanyl structure in the side chain, process for its production, charge control agent, toner binder and toner which contain novel polyhydroxyalkanoate, and image forming method and image-forming appar wherein R is arbitrarily selected from a hydrogen atom, a halogen atom, CN, NO2, COOR′, SO2R″, CH3, C2H5, C3H7, C(CH3)2H and C(CH3)3; where R′ is H, Na, K, CH3 or C2H5, and R″ is OH, ONa, OK, a halogen atom, OCH3 or OC2H5; and x is an integer arbitrarily selected ... 10/27/05 - 20050239179 - Polyhydroxyalkanoate production from polyols Organisms are provided which express enzymes such as glycerol dehydratase, diol dehydratase, acyl-CoA transferase, acyl-CoA synthetase β-ketothiolase, acetoacetyl-CoA reductase, PHA synthase, glycerol-3-phosphate dehydrogenase and glycerol-3-phosphatase, which are useful for the production of PHAs. In some cases one or more of these genes are native to the host organism and the ... 10/13/05 - 20050227340 - Recombinant escherichia coli and overproduction method of polyhydroxybutyrate using the strain The present invention relates to a recombinant Escherichia coli having phbCAB originated from Alcaligenes eutrophus and an overproduction method of polyhydroxyalkanoate using the same, more precisely, a recombinant Escherichia coli ‘MG1655/pTZ18U-PHB’ or ‘JIL938/pTZ18U-PHB’ having phbCAB originated from Alcaligenes eutrophus and an overproduction method of polyhydroxyalkanoate comprising the steps of preparing ... 10/06/05 - 20050221457 - Methods of manufacturing derivatives of beta-hydroxycarboxylic acids Preparation of derivatives of β-hydroxycarboxylic acid, including β-hydroxycarboxylic acid esters, α,β-unsaturated carboxylic acids, esters of α,β-unsaturated carboxylic acid, and alkoxy derivatives. ... 09/22/05 - 20050208635 - Polyhydroxyalkanoate-containing structure and manufacturing method thereof A method for manufacturing polyhydroxyalkanoate-containing structure, at least a part of a base material surface of the structure being coated with polyhydroxyalkanoate, the method comprises the steps of immobilizing a polyhydroxyalkanoate synthase on the base material surface, synthesizing, on the base material surface, polyhydroxyalkanoate using a 3-hydroxyacyl coenzyme A to ... 09/08/05 - 20050196850 - Enantioselective immobilized lipase Immobilization of Candida rugosa lipase on a carrier selected from the group consisting of macroporous adsorbent resin of the acrylic type, synthetic epoxy activated resin and Mg—Al-hydrotalcite enhances its enantioselectivity by six to seven folds. The immobilized Candida rugosa lipase is suitable for use in resolution of racemic alcohols and/or ... 09/01/05 - 20050191735 - Oxidoreductase The present invention relates to an NADPH-dependent oxidoreductase available from Lactobacilli, to an enzymic method for enantioselective reduction of 2-oxo acid esters to the corresponding chiral S-2-hydroxy acid esters and to an enzymic method of enantioselectively obtaining S-2-hydroxy acid esters by enzyme-coupled coenzyme regeneration. ... 08/11/05 - 20050176119 - Process for the preparation of 1-(3-trifluoromehylphenyl) -propan-2-ol enantiomers A process for the preparation of 1-(3-trifluoromethylphenyl)-propan-2-ol enantiomersthrough enzymatic resolution by a lipase. ... 08/04/05 - 20050170480 - Transgenic microbial polyhydroxyalkanoate producers Transgenic microbial strains are provided which contain the genes required for PHA formation integrated on the chromosome. The strains are advantageous in PHA production processes, because (1) no plasmids need to be maintained, generally obviating the required use of antibiotics or other stabilizing pressures, and (2) no plasmid loss occurs, ... 07/14/05 - 20050153408 - Process for preparation of 2-aminotetralin derivatives and intermediates thereof The present invention is to efficiently and simply prepare an optically active 7-substituted-2-aminotetralin with industrial advantage. In the process, a 7-substituted-2-tetralone or its bisulfite adduct is reduced with a microorganism to an optically active 7-substituted-2-tetralol. Then, a sulfonyl group is introduced to the hydroxy group to form an optically active ... 07/14/05 - 20050153407 - Chemoenzymatic methods for the synthesis of statins and stain intermediates The invention provides novel aldolases, nucleic acids encoding them and methods for making and using them, including chemoenzymatic processes for making β,δ-dihydroxyheptanoic acid side chains and compositions comprising these side chains, e.g., [R-(R*,R*)]-2-(4-fluorophenyl)-b,d-dihydroxy-5-(1-methylethyl)-3-phenyl-4-(phenylamino)-carbonyl]-1H-pyrrole-1-heptanoic acid (atorvastatin, LIPITOR™), rosuvastatin (CRESTOR™), fluvastatin (LESCOL™), related compounds and their intermediates. ... 06/16/05 - 20050130282 - Resolution of chiral compounds using aminocyclopentadienyl ruthenium catalysts A chiral compound, particularly a chiral secondary alcohol, can be efficiently resolved under a mild condition by acylation with an alkenyl acetate in the presence of a novel aminocyclopentadienyl ruthenium complex, an enzyme catalyst, and a base. ... 06/09/05 - 20050124051 - Hydroxylation of compactin to pravatatin by micromonospora The present invention relates to a new microbial process for the preparation of compound of formula (I) from a compound of general formula (II) wherein R stands for an alkali metal or ammonium ion, by the submerged culture of a strain which is able to 6β-hydroxylate the compound of formula ... 06/02/05 - 20050118691 - Preparation of levulinic acid esters and formic acid esters from biomass and olefins This invention relates to a process for producing a mixture of levulinic acid esters and formic acid esters from biomass and olefins, and the composition prepared therefrom. This invention also relates to usage of the mixture of these esters as fuel additives for gasoline fuel, diesel fuel, and biofuel. ... 06/02/05 - 20050118690 - Love variant regulator molecules The invention provides variant regulator proteins of secondary metabolite production and nucleic acids encoding said variant regulator proteins. In particular, the invention provides variant regulator molecules of the lovE protein. ... ### FreshPatents.com Support - Terms & Conditions |