Patents
Patents for C07D 315 - Heterocyclic compounds containing rings having one oxygen atom as the only ring hetero atom according to more than one of groups (1,360)
04/2007
04/05/2007US20070078272 catalyzing the hydrogenation reaction in presence of a metal catalyst in alcohol solvent, starting dihydropyran-4-one or pyran-4-one; simple and easy process; intermediates of medicine, agricultural chemicals
04/04/2007CN1308080C Porous catalyst for the hydrogenation of maleic anhydride to tetrahydrofuran
03/2007
03/13/2007CA2286610C Selective olefin metathesis of bifunctional or polyfunctional substrates in compressed carbon dioxide as reaction medium
02/2007
02/27/2007US7183423 Reacting an alcohol with an acrylic acid or acrylate compound to form an alpha-hydroxy-gamma-butyrolactone compound, using N-hydroxyphthalimide as catalyst for example
02/27/2007US7183420 Reacting hydrogen peroxide with 1-hydroperoxy-oxabicyclo(4.10.0)hexadecane in presence of copper catalyst
02/21/2007EP1754693A1 Process for the production of esters or lactones, and process for the production of peroxides
01/2007
01/31/2007EP1747212A2 Process for making n-sulfonated-amino acid derivatives
01/31/2007EP1747211A1 Process for preparing unsaturated lactones
01/24/2007EP0990631B1 Process for cooxidizing organic compounds
01/10/2007EP1740599A1 Anthracycline derivatives
12/2006
12/12/2006US7148363 Esterification to get cyclic acrylate compounds; used as raw material for functional polymers, pharmaceuticals, pesticides, semiconductor lithography
12/06/2006CN1872849A Method for synthesizing ú¿Sú®ú¿Êöú®- gamma - lactone
12/05/2006US7145022 Mixture of uncharged or anionic transition metal complexes of metals of groups 5 to 11 and a chiral Lewis acid, used to form lactones, e.g., reacting CO with propylene oxide to form beta-butyrolactone
11/2006
11/30/2006WO2006017409A3 1,3-disubstituted heteroaryl nmda/nr2b antagonists
11/29/2006CN1871194A Homogeneous process for the hydrogenation of dicarboxylic acids and/or anhydrides thereof
11/22/2006CN1867556A Method for producing 1-hydroperoxy-16-oxabicyclo[10.4.0]hexadecane
11/22/2006CN1865257A Cyclopropanated macrocyclic ketones and lactones
11/16/2006US20060258559 Valerolactone compounds and perfume composition
11/08/2006EP1718631A2 Cytotoxin compound and method of isolation
11/08/2006EP1047687B2 Process for the production of gamma-butyrolactone
11/02/2006EP1301458A4 Synthesis of functionalized and unfunctionalized olefins via cross and ring-closing metathesis
11/02/2006EP1222184B1 Preparation and use of gamma-butyrolactones as cross-linking agents
10/2006
10/25/2006CN1852881A Benzotropolone derivatives and modulation of inflammatory response
10/10/2006US7119213 Pharmacologically active isolated or purified dauer pheromone compound for controlling aging and stress and method for isolating and characterizing the same
10/10/2006CA2255912C Process for preparing gamma-butyrolactone, butane-1,4-diol and tetrahydrofuran
09/2006
09/06/2006CN1273459C Process for preparing lactones
08/2006
08/30/2006EP1694438A1 Catalyst extrudates based on copper oxide and their use for hydrogenating carbonyl compounds
08/29/2006US7098347 Process for the preparation of 1-hydroperoxy-16-oxabicyclo[10.4.0]hexadecane
08/24/2006DE10218512B4 Lichtempfindliches Polymer und Resist-Zusammensetzungen The light-sensitive polymer and resist compositions
08/23/2006CN1823053A 1,2,4,-trioxepanes as precursors for lactones
08/16/2006EP1690860A1 Process for the preparation of 11(12)-pentadecen-15-olides and of 1-hydroperoxy-16-oxabicyclo[10.4.0]hexadecane
08/08/2006US7087790 Benzotropolone derivatives and modulation of inflammatory response
08/02/2006EP1305022A4 Processes for the purification of tocopherol and/or sterol compounds and compositions containing orthoborate ester mixtures
08/02/2006CN1267392C Method and device for the distillative processing of 1.6-hexandiol, 1.5-pentandiol and caprolactone
08/01/2006CA2304809C Process for the preparation of hydroxy substituted gamma butyrolactones
07/2006
07/27/2006US20060167281 1,2,4- Trioxepanes as precursors for lactones
07/26/2006EP1483309B1 Method for the production of poly(3-hydroxyalkanoates) in the presence of a nucleophile
07/19/2006CN1264834C Method for producing alkyl ketene dimers
07/18/2006US7078569 Reacting acyl chlorides with triethylamine in the absence of solvents, cyclization, esterification, continuous process; water repellents, for the engine sizing of paper during papermaking
07/18/2006US7078540 Substituted aromatic-ring compounds, process for producing the same, and use
07/12/2006EP1678108A1 Homogeneous process for the hydrogenation of dicarboxylic acids and/or anhydrides thereof
07/04/2006US7071339 Process for preparing functionalized γ-butyrolactones from mucohalic acid
06/2006
06/28/2006EP1673363A1 Method for producing 1-hydroperoxy-16-oxabicyclo [10.4.0]hexadecane
06/15/2006US20060128642 Pesticides, controlling animal pests
06/08/2006US20060122241 Novel macrocycles for the treatment of cancer diseases
06/07/2006EP1572354B1 Supported catalyst containing rhenium and method for hydrogenation of carbonyl compounds in liquid phase by means of said catalyst
06/07/2006CN1784416A 9-ketospinosyn derivatives
06/06/2006US7057077 Method for producing 2- (alkyl) cycloalkenone
05/2006
05/31/2006EP1556356B1 Tetrahydroquinoline derivatives as crth2 antagonists
05/30/2006US7053229 Process for the production of 4-(17α-alkoxymethyl-17β-substituted 3-oxoestra-4,9-dien-11β-yl) benzaldehyde-(1E)-oxime derivatives
05/18/2006US20060106236 Protected and unprotected triols for prostaglandin synthesis
05/18/2006US20060106235 2-allyl-4-hydroxycyclopentanone 3-substituted with 3-hydroxy-5-phenylpentyl- or 3-hydroxy-4-(m-trifluoromethylphenyl)butyl- derivatives in which the hydroxy groups are protected , especially by tetrahydropyranyl groups, and the pentyl or butyl chain may be 2-unsaturated
05/16/2006US7045535 Respiratory system disorders
05/11/2006US20060100442 Reacting 2-{[(S)-2-methylpent-4-in-1-yl]oxy}-3,4,5,6-tetrahydro-2H-pyrane with acetaldehyde to produce 2RS,6S)-6-Methyl-7-[(RS)-(3,4,5,6-tetrahydro-2H-pyran-2-yl)oxy]hept-3-in-2-ol
05/10/2006CN1771238A Process for the carbonylation of epoxides
05/04/2006WO2006046140A2 Process for the preparation of lactones
04/2006
04/27/2006WO2006043075A1 Selective oxidation of organic compounds
04/19/2006EP1646618A1 1,2,4,-trioxepanes as precursors for lactones
04/19/2006CN1761650A Compounds, a process for their preparation and their use as dyes and pigments
04/11/2006CA2248004C Process for preparing 1,6 hexanediol and caprolactone
04/05/2006EP1351909B1 Method for the distillative processing of 1,6-hexandiol, 1,5-pentandiol and caprolactone
04/04/2006US7022865 improved dielectric anisotropy, rotational viscosity and holding ratio; displays
03/2006
03/29/2006CN1247559C Method for the selective production of tetrahydrofuran by hydrogenating maleic acid anhydride
03/09/2006US20060052239 Optionally hydroxylated perrhenate double salt of a group 8 or 1b metal ammine or its hydrate; preparing mixtures of tetrahydrofuran and gamma-butyrolactone, especially from maleic acid, fumaric acid, succinic acids, esters thereof, and anhydrides
03/01/2006EP1313723B1 Processes for the manufacture of lactones
02/2006
02/22/2006EP1537095B1 Process for preparing functionalized gamma-butyrolactones from mucohalic acid
02/16/2006CA2575430A1 1,3-disubstituted heteroaryl nmda/nr2b antagonists
02/15/2006CN1241887C Process for simultaneous production of maleic anhydride and its hydrogenated derivatives
01/2006
01/19/2006WO2006007523A1 Catalysts for maleic acid hydrogenation to 1,4-butanediol
01/19/2006US20060014825 Novel k99-5278 substance and a process for producing the same
01/18/2006EP1615901A1 Carbonylation of epoxides
01/11/2006EP1027343B2 Process for the preparation of hydroxy substituted gamma butyrolactones
01/10/2006US6984393 Combining a star co-polymer with a bis-lactone crosslinking agent, and heating the combined star co-polymer and crosslinking agent, so that a crosslinked biodegradable/biocompatible elastomeric polymer is obtained
12/2005
12/22/2005US20050283008 Process for the preparation of lactones or epoxides
12/21/2005EP1606249A2 Compounds, a process for their preparation and their use as dyes and pigments
12/21/2005CN1711133A Supported catalyst containing rhenium and method for hydrogenation of carbonyl compounds in liquid phase by means of said catalyst
12/15/2005CA2566191A1 Process for making n-sulfonated-amino acid derivatives
12/07/2005EP1601660A1 Process for the preparation of lactones or epoxides
12/01/2005WO2005113533A1 Process for preparing unsaturated lactones
11/2005
11/03/2005WO2005103065A1 Anthracycline derivatives
11/02/2005EP1590358A1 9-ketospinosyn derivatives
10/2005
10/27/2005US20050240032 Catalyst for the carbonylation of oxiranes
10/19/2005CN1684949A Valerolactone compounds and perfume composition
10/13/2005WO2005079471A3 Cytotoxin compound and method of isolation
10/13/2005WO2005035489A8 Improved synthesis of discodermolide and variants thereof
10/05/2005CN1678601A Process for preparing functionalized ªå-butyrolactiones from mucohalic acid
09/2005
09/28/2005EP1187800A4 Improved process for the preparation of 3,4-dihydroxybutanoic acid and salts and lactones derived therefrom
09/15/2005US20050203315 Oxidizing 1-(hydroxy-phenylmethyl) cyclohexanol with oxygen in the presence a copper complex salt and a base
09/14/2005EP1572354A1 Supported catalyst containing rhenium and method for hydrogenation of carbonyl compounds in liquid phase by means of said catalyst
09/01/2005WO2005079471A2 Cytotoxin compound and method of isolation
09/01/2005CA2556550A1 Cytotoxin compound and method of isolation
08/2005
08/30/2005US6936724 Process for producing epsilon-caprolactone
08/25/2005US20050187286 Cytotoxin Compound and Method of Isolation
08/16/2005CA2248728C Process for continuously guiding liquids when digesting pulp in a digester
08/04/2005WO2005035489A3 Improved synthesis of discodermolide and variants thereof
08/03/2005EP1558385A1 Catalyst and method for the carbonylation of oxiranes
07/2005
07/27/2005EP1556356A1 Tetrahydroquinoline derivatives as crth2 antagonists
07/27/2005EP1428812B1 Process for the simultaneous production of maleic anhydride and its hydrogenated derivatives
07/20/2005EP1555261A1 Valerolactone compounds and perfume composition
07/20/2005CN1642892A Process for converting alcohols to carbonyl compounds
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