| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 549266000 | The lactone ring has at least seven members | 46 |
| 20100130753 | CATALYSTS FOR THE POLYMERIZATION OF CYCLIC ESTERS - The present disclosure relates to cationic divalent metal catalysts useful for the polymerization of cyclic esters, methods for their preparation and uses thereof. | 05-27-2010 |
| 20100168445 | PROCESS FOR PREPARING EPSILON-CAPROLACTONE - The present invention provides a process for preparing ε-caprolactone in a purity above 99%, in which 6-hydroxycaproic ester comprising from 0.5 to 40% by weight of adipic diester is cyclized in the gas phase at from 150 to 450° C. in the presence of oxidic catalysts and ε-caprolactone is obtained from the cyclization product by distillation. | 07-01-2010 |
| 20100240913 | PROCESS FOR PREPARING EPSILON-CAPROLACTONE - The present invention provides a process for preparing ε-caprolactone in a purity of more than 99% by cyclizing 6-hydroxycaproic esters in the liquid phase at from 150 to 400° C. and from 1 to 1020 hPa abs., and removing and condensing the compounds which are volatile under cyclization conditions, which comprises thermally treating the remaining bottom product of the cyclization in at least one further reactor, removing and condensing volatile compounds and obtaining ε-caprolactone by distillation from the condensates. | 09-23-2010 |
| 20100305339 | METHOD FOR PRODUCING LACTONES FROM DIOLS - The present invention provides a process for preparing lactones from optionally substituted, saturated aliphatic diols having from five to 20 carbon atoms between the two ring-closing hydroxyl groups by catalytic dehydrogenation and cyclization in the liquid phase over at least one catalyst. | 12-02-2010 |
| 20110021790 | PRODUCING BIOFUELS USING POLYKETIDE SYNTHASES - The present invention provides for a non-naturally occurring polyketide synthase (PKS) capable of synthesizing a carboxylic acid or a lactone, and a composition such that a carboxylic acid or lactone is included. The carboxylic acid or lactone, or derivative thereof, is useful as a biofuel. The present invention also provides for a recombinant nucleic acid or vector that encodes such a PKS, and host cells which also have such a recombinant nucleic acid or vector. The present invention also provides for a method of producing such carboxylic acids or lactones using such a PKS. | 01-27-2011 |
| 20120010419 | METHOD FOR PRODUCING 1,6-HEXANEDIOL AND CAPROLACTONE - The invention relates to a process for preparing 1,6-hexanediol and caprolactone, preferably with at least 99.5% purity, which are especially virtually free of 1,4-cyclohexanediols, from a carboxylic acid mixture which is obtained as a by-product of the catalytic oxidation of cyclohexane to cyclohexanone/cyclohexanol with oxygen or oxygen-comprising gases and by water extraction of the reaction mixture, by hydrogenating the carboxylic acid mixture, esterifying and hydrogenating a substream to hexanediol and cyclizing 6-hydroxycaproic ester, the 1,4-cyclohexanediols being removed either in the course of fractionation of the esterification mixture or last from the caprolactone. | 01-12-2012 |
| 20120059174 | PROCESS FOR PREPARING EPSILON-CAPROLACTONE AND 1,6-HEXANEDIOL - The invention relates to processes for preparing 1,6-hexanediol and very pure ε-caprolactone from a dicarboxylic acid solution (DCS), comprising the steps of (a) esterification of the DCS with alcohols, (b) partial catalytic hydrogenation of the esters, (c) distillative removal of 1,6-hexanediol and low boilers as the top product, and (d) cyclization of the 6-hydroxycaproic ester present in the bottoms fraction in the presence of a higher-boiling alcohol than caprolactone. | 03-08-2012 |
| 20120165552 | 7,10,13-CYCLOHEXADECATRIEN-16-OLIDE, AND FLAVOR OR FRAGRANCE COMPOSITION, FRAGRANCE OR COSMETIC PRODUCT, FOOD PRODUCT OR BEVERAGE OR TOILETRY PRODUCT COMPRISING THE SAME - Provided is a novel compound which is excellent in odor quality, has a natural feeling and a fruity feeling and has a musk aroma. The present invention relates to a compound represented by the following formula (1): | 06-28-2012 |
| 20120197029 | METHOD FOR PRODUCING CYCLICISED COMPOUNDS FROM ORGANIC ACIDS HAVING FROM 4 TO 6 CARBON ATOMS - The present invention relates to a method for producing a cyclic compound that has high selectivity, high yield, and stability over a long period of time depending on a metal content ratio of a catalyst, specifically a lactone compound or a heterocyclic compound including oxygen, which includes hydrogenating an organic acid, organic acid ester, or a mixture of the organic acid and organic acid ester, which are having 4 to 6 carbon atoms, by using a selective hydrogenated catalyst. | 08-02-2012 |
| 20130204015 | PROCESS FOR PREPARING A LACTONE - A method for preparing a lactone is described. Also described, is the preparation of butyrolactone, valerolactone and caprolactone. The method for preparing a lactone can include a reduction of a dicarboxylic acid using hydrogen, in a gaseous phase and in the presence of an effective amount of a catalyst including an active ruthenium-tin phase including at least one Ru | 08-08-2013 |
| 20130317238 | DEPOLYMERIZATION PROCESSES, APPARATUSES AND CATALYSTS FOR USE IN CONNECTION THEREWITH - The present disclosure generally relates to processes, apparatuses and custom catalysts designed to depolymerize a polymer. In one embodiment, the present invention relates to a de-polymerizing apparatus, catalysts and reaction schemes to obtain useful monomers including fuel products by “in situ” reactions using coupled electromagnetic induction. | 11-28-2013 |
| 20130324744 | MACROCYCLIC TRIENE LACTONES HAVING UNCONJUGATED TRIENE STRUCTURE, ITS PRODUCTION METHOD AND ITS SYNTHETIC INTERMEDIATE - The present invention provides a novel macrocyclic compound exhibiting superior odor qualities and having a musk-like aroma, a method for producing the same, and a novel flavor or fragrance composition, and food products or beverages, fragrances or cosmetics, daily necessities or household goods and oral products using the novel macrocyclic compound. The invention relates to a compound represented by the formula (1), wherein each of wavy lines represents at least one of an E-configuration of C═C double bond and an Z-configuration of C═C double bond; m represents an integer of 0 to 10; and n represents an integer of 1 to 11, and n represents an integer of 1 to 11 when m is 0 to 4 or 6 to 10, and n is an integer of 1 or 3 to 11 when m is 5. | 12-05-2013 |
| 549267000 | Plural ring oxygens in the lactone ring | 11 |
| 20100121079 | NOVEL MARCROLIDE COMPOUND - Disclosed are: a novel | 05-13-2010 |
| 20100184998 | ORGANIC COMPOUNDS - The present invention relates to olefin metathesis processes for the manufacture of a compound of the formula (I) | 07-22-2010 |
| 20100240914 | Radical polymerizable macrocyclic resin compositions with low polymerization stress - A composition of macrocyclic oligomer with at least one polymerizable group, (meth)acrylate, for example. | 09-23-2010 |
| 20100280262 | BRYOSTATIN ANALOGUES, SYNTHETIC METHODS AND USES - Biologically active compounds related to the bryostatin family of compounds, having simplified spacer domains and/or improved recognition domains are disclosed, including methods of preparing and utilizing the same. | 11-04-2010 |
| 20110130574 | CATALYST COMPOSITION INCLUDING ZIRCONIUM COMPOUNDS FOR ESTERFICATION REACTION AND METHOD FOR PREPARING ESTER COMPOUNDS - The present invention relates to an esterification catalyst composition that includes a zirconium compound and a method for producing an ester compound, which includes the steps of esterifying alcohol and carboxylic acid compounds by using the same, and it may be applied to a mass synthesis process. | 06-02-2011 |
| 20130123518 | Bryostatin Analogues, Synthetic Methods and Uses - Biologically active compounds related to the bryostatin family of compounds, having simplified spacer domains and/or improved recognition domains are disclosed, including methods of preparing and utilizing the same. | 05-16-2013 |
| 20130281714 | MACROLIDE COMPOUND HAVING ANTICANCER EFFECT - The present invention relates to a macrolide compound expected to have a cell growth-inhibiting activity and a novel anticancer drug utilizing the compound. Specifically, the invention relates to a compound represented by Formula (I) or (II) or a pharmaceutically acceptable salt thereof and relates to a cell growth inhibitor and an anticancer drug each containing the compound or the salt as an active ingredient. | 10-24-2013 |
| 20140206889 | NOVEL MANGROMICIN COMPOUND AND PRODUCTION METHOD THEREFOR | 07-24-2014 |
| 20140288316 | METHOD FOR PREPARING 2,6-DIFLUOROACETOPHENONES - Disclosed are methods for preparing compounds of Formula 1 utilizing an intermediate of Formula 4 or an intermediate of Formula 6. | 09-25-2014 |
| 20150105566 | NATURAL OIL METATHESIS COMPOSITIONS - A metathesized natural oil composition comprising a blend of (i) a high molecular weight metathesized natural oil, and (ii) at least 10% of metathesized natural oil back blended with the high molecular weight metathesized natural oil. The blend has a number average molecular weight in the range from about 300 g/mol to about 76,000 g/mol, a weight average molecular weight in the range from about 300 g/mol to about 81,000 g/mol, a z-average molecular weight in the range from about 300 g/mol to about 87,000 g/mol, and a polydispersity index of about 0.5 to about 1.5. The metathesized natural oil composition is metathesized at least once. | 04-16-2015 |
| 20190144415 | NEW ADIPATE-TYPE COMPOUNDS AND A PROCESS OF PREPARING IT | 05-16-2019 |
| 549268000 | Polycyclo ring system having the lactone ring as one of the cyclos | 15 |
| 20090156836 | METHOD FOR THE PRODUCTION OF MUMBAISTATIN DERIVATIVES - The present invention relates to a process for preparing mumbaistatin derivatives (I), where the anthraquinone skeleton is constructed via a Diels-Alder reaction and the central methylene bridge via a transition metal-catalyzed reaction, and to the intermediates used in this process. | 06-18-2009 |
| 20110046398 | INTERMEDIATES IN THE SYNTHESIS ZEARALENONE MACROLIDE ANALOGS - Disclosed herein are methods and intermediates useful in the preparation of macrolides, e.g., compounds of formula (IV), wherein R | 02-24-2011 |
| 20120165553 | IMMUNOSTIMULANT - [Problem to be Solved] | 06-28-2012 |
| 20120184754 | SYNTHETIC TRANSTAGANOLIDE AND BASILIOLIDE PRODUCTS, DERIVATIVES THEREOF, AND SYNTHESIS METHODS THEREOF - Compounds represented by Formula I are provided that include synthetic transtaganolide and basiliolide products. Derivatives of these compounds and methods of synthesis are also provided. | 07-19-2012 |
| 20130072694 | 18 -GLYCYRRHETINIC ACID DERIVATIVES AND SYNTHETIC METHOD THEREOF - The present invention provides a chemical compound having the structure being one selected from a group consisting of | 03-21-2013 |
| 20140005416 | SYNTHETIC TRANSTAGANOLIDE AND BASILIOLIDE PRODUCTS, DERIVATIVES THEREOF, AND SYNTHESIS METHODS THEREOF | 01-02-2014 |
| 20140155635 | RESORCYLIC ACID LACTONE COMPOUNDS - Disclosed are a novel resorcyclic acid lactone compound with inhibitory activity against protein kinases, a pharmaceutically acceptable salt thereof, a method for the synthesis thereof, and a pharmaceutical composition for the treatment and prevention of various cancer diseases comprising the same as an active ingredient. The novel resorcyclic acid lactone compound is useful as a therapeutic for cancer diseases, especially blood cancer, inter alia, acute myeloid leukemia (AML). | 06-05-2014 |
| 20160067692 | HIGHLY ACTIVE, SELECTIVE, ACCESSIBLE, AND ROBUST ZEOLITIC SN-BAEYER-VILLIGER OXIDATION CATALYST - Provided is a process of conducting a Baeyer-Villiger oxidation which comprises contacting a ketone and an oxidant in the presence of an Sn-DZ-1 catalyst to thereby oxidize the ketone to an ester. The Sn-DZ-1 catalyst comprises Sn heteroatoms on the external surface of the zeolitic material lattice framework, and B heteroatoms, or silanols created from boron hydrolysis, throughout the remainder of the lattice framework. | 03-10-2016 |
| 549269000 | Bicyclo ring system having the lactone ring as one of the cyclos | 7 |
| 20080275256 | Cyclopropanation Process - A process for the cyclopropanation of a substituted alkene, comprising the reaction of the alkene with a carbenoide, generated from dibromomethane and a tri-(C | 11-06-2008 |
| 20150051410 | PROCESSES AND INTERMEDIATES FOR THE PREPARATIONS OF ISOMER FREE PROSTAGLANDINS - Novel processes for the preparation of a compound of Formula I-2 substantially free of the 5,6-trans isomer: | 02-19-2015 |
| 20150336923 | PROCESSES AND INTERMEDIATES FOR THE PREPARATIONS OF ISOMER FREE PROSTAGLANDINS - Novel processes for the preparation of a compound of Formula I-2 substantially free of the 5,6-trans isomer: | 11-26-2015 |
| 20160016883 | PROCESSES AND INTERMEDIATES FOR THE PREPARATIONS OF ISOMER FREE PROSTAGLANDINS - Novel processes for the preparation of a compound of Formula I-2 substantially free of the 5,6-trans isomer: | 01-21-2016 |
| 549270000 | Additional acyclic chalcogen bonded directly to the lactone ring (e.g., zearalanone, etc.) | 3 |
| 20110237805 | INTERMEDIATES AND METHODS FOR MAKING ZEARALENONE MACROLIDE ANALOGS - Disclosed herein are methods and intermediates useful in the preparation of macrolides, e.g., compounds of formula (IV) wherein R | 09-29-2011 |
| 20120016137 | PROCESS FOR MANUFACTURING ZERANOL - This invention is directed generally to a process for producing Zeranol that eliminates high pressure and high temperature hydrogenations and provides high selectivity for Zeranol at improved yields. | 01-19-2012 |
| 20130211103 | INTERMEDIATES AND METHODS FOR MAKING ZEARALENONE MACROLIDE ANALOGS - Disclosed herein are methods and intermediates useful in the preparation of macrolides, e.g., compounds of formula (IV) | 08-15-2013 |
| 549271000 | Additional chalcogen attached directly or indirectly to the lactone ring by nonionic bonding | 2 |
| 20090036691 | ANALOGS OF DICODERMOLIDE AND DICTYOSTATIN-1, INTERMEDIATES THEREFOR AND METHODS OF SYNTHESIS THEREOF - A compound of the following structure: | 02-05-2009 |
| 20110034708 | PHARMACEUTICAL COMPOSITION EFFECTIVE AGAINST BIOFILMS - The invention provides a compound termed Carolacton having the structure and derivatives thereof for medical use against biofilm formation by bacteria. | 02-10-2011 |
| 549272000 | Preparing from a cyclic ketone (i.e., a ketone where the carbonyl is part of a ring) | 6 |
| 20090240068 | METHODS OF MAKING CYCLODODECATRIENE AND METHODS OF MAKING LAUROLACTONE - The present disclosure provides processes for the preparation of dodecanedioic acid (DDDA). | 09-24-2009 |
| 20090306411 | PROCESS FOR PREPARING UNSATURATED LACTONES - The invention relates to a process for preparing saturated or unsaturated lactones. This process involves reacting a bicyclic compound or a monocyclic compound with hydrogen peroxide in the presence of a first acid having a pK | 12-10-2009 |
| 20100029956 | METHOD FOR PRODUCING ESTER OR LACTONE - Disclosed is a method for producing an ester or lactone in which a secondary alcohol represented by following Formula (1) (wherein R | 02-04-2010 |
| 20130217898 | METHOD FOR MANUFACTURING ESTER - The present invention relates to a method for manufacturing an ester from a ketone or an aldehyde, which is a reactive substrate, by a Baeyer-Villiger oxidation reaction using hydrogen peroxide, and in this method, as a catalyst, M(BAr | 08-22-2013 |
| 20140128622 | Process for the Oxidation of Organic Carbonyl Compounds - A process for the oxidation of an organic carbonyl compound comprising reacting the organic carbonyl compound, optionally in the presence of a solvent, with hydrogen peroxide in the presence of a catalyst comprising a tin-containing zeolitic material having an MWW-type framework structure. | 05-08-2014 |
| 20140163243 | Tin-Containing Zeolitic Material Having an MWW-Type Framework Structure - A tin containing zeolitic material having an MWW-type framework structure (Sn-MWW), having a tin content of at most 2 weight-%, calculated as element and based on the weight of the Sn-MWW, and having an X-ray diffraction pattern comprising peaks at 2 theta diffraction angles of (6.6±0.1)°, (7.1±0.1)°, and (7.9±0.1)°. | 06-12-2014 |
