专利号:WO-2018020240-A1 优先权日:2016-07-27 标 题:Process for the synthesis of semiconductor nanocrystals 发明人:HOU BO; CHA SEUNGNAM 权利人:UNIV OXFORD INNOVATION LTD 摘要:The invention relates to a process for the synthesis of semiconductor nanocrystals, comprising mixing a nonaqueous solution of a metal precursor with a solid-state chalcogen and reacting the resulting mixture at a temperature of about 90 °C or greater. In another aspect the invention relates to the use of a solid chalcogen in the heterogeneous synthesis of metal chalcogenide semiconductor nanocrystals. Semiconductor nanocrystals obtainable by the processes of the invention are further provided. In particular, nanocrystalline PbS or PbSe having a band gap of greater than 1.6 eV and/or a photoluminescence emission wavelength of about 440 to about 515 nm, and nanocrystalline ZnS or ZnSe having a photoluminescence emission wavelength of about 410 to about 430 nm, and solar cells comprising such nanocrystals, are provided.
专利号:US-8569560-B2 优先权日:2006-10-13 标题 :Synthesis of terminal alkenes from internal alkenes via olefin metathesis 发明人:SCHRODI YANN; PEDERSON RICHARD L; KAIDO HIROKI; TUPY MICHAEL J 权利人:ELEVANCE RENEWABLE SCIENCES 摘要:This disclosure relates generally to olefin metathesis, and more particularly relates to the synthesis of terminal alkenes from internal alkenes using a cross-metathesis reaction catalyzed by an olefin metathesis catalyst. According to one aspect, for example, a method is provided for synthesizing a terminal olefin, the method comprising contacting, in the presence of a ruthenium alkylidene metathesis catalyst, an olefinic substrate comprised of at least one internal olefin with a cross metathesis partner comprised of an alpha olefinic reactant, under reaction conditions effective to allow cross-metathesis to occur, wherein the reaction conditions include a reaction temperature of at least 35° C. The methods, compositions, reactions and reaction systems herein disclosed have utility in the fields of catalysis, organic synthesis, and industrial chemistry.
专利号:US-2006128930-A1 优先权日:2004-12-03 标题 :Synthesis of sterically hindered phenol based macromolecular antioxidants 发明人:DHAWAN ASHISH; CHOLLI ASHOK L 权利人:DHAWAN ASHISH; CHOLLI ASHOK L 摘要:Disclosed is a method for the synthesis of sterically hindered polymeric antioxidants based on phenol type antioxidant monomers. The method includes polymerizing and alkylating a phenol containing monomer represented by the following structural formula: n n nto produce a sterically hindered polymeric macromolecular antioxidant. X, R 10 and q are as defined herein. The disclosed method is a simple, direct and economical process for the synthesis of sterically hindered polymeric macromolecular antioxidants.
专利号:US-7678877-B2 优先权日:2004-12-03 标题 :Process for the synthesis of polyalkylphenol antioxidants 发明人:YANG SUIZHOU; CHOLLI ASHOK L 权利人:POLNOX CORP 摘要:Disclosed is a method for the synthesis of sterically hindered polymeric antioxidants based on phenol type antioxidant monomers. The method includes partially etherifying, polymerizing and thermally rearranging a phenol containing monomer represented by the following structural formula: n nto produce a sterically hindered polymeric macromolecular antioxidant. X, R 10 and q are as defined herein. The disclosed method is a simple, direct and economical process for the synthesis of sterically hindered polymeric macromolecular antioxidants.
专利号:US-9255117-B2 优先权日:2006-07-13 标题 :Synthesis of terminal alkenes from internal alkenes and ethylene via olefin metathesis 发明人:SCHRODI YANN 权利人:MATERIA INC 摘要:This invention relates generally to olefin metathesis, and more particularly relates to the synthesis of terminal alkenes from internal alkenes using a cross-metathesis reaction catalyzed by a selected olefin metathesis catalyst. In one embodiment of the invention, for example, a method is provided for synthesizing a terminal olefin, the method comprising contacting an olefinic substrate comprised of at least one internal olefin with ethylene, in the presence of a metathesis catalyst, wherein the catalyst is present in an amount that is less than about 1000 ppm relative to the olefinic substrate, and wherein the metathesis catalyst has the structure of formula (II) n nwherein the various substituents are as defined herein. The invention has utility, for example, in the fields of catalysis, organic synthesis, and industrial chemistry.
专利号:US-2003159164-A1 优先权日:1998-05-29 标 题:Compositions and methods for the synthesis of fatty acids, their derivatives and downstream products 发明人:KOPCHICK JOHN JOSEPH; KELDER BRUCE; HUANG YUNG-SHENG; KIRCHNER STEPHEN J; MUKERJI PRADIP 摘要:The invention generally relates to synthesis of essential fatty acids and their derivatives, long-chain polyunsaturated fatty acids (LC-PUFAs) and eicosanoids in transfected cells and in transgenic animals.
1: Simon D, Eng PA, Borelli S, Kägi R, Zimmermann C, Zahner C, Drewe J, Hess L, Ferrari G, Lautenschlager S, Wüthrich B, Schmid-Grendelmeier P. Gamma-linolenic acid levels correlate with clinical efficacy of evening primrose oil in patients with atopic dermatitis. Adv Ther. 2014 Feb;31(2):180-8. doi: 10.1007/s12325-014-0093-0. Epub 2014 Jan 17. 2: Antal O, Péter M, Hackler L Jr, Mán I, Szebeni G, Ayaydin F, Hideghéty K, Vigh L, Kitajka K, Balogh G, Puskás LG. Lipidomic analysis reveals a radiosensitizing role of gamma-linolenic acid in glioma cells. Biochim Biophys Acta. 2015 Sep;1851(9):1271-82. doi: 10.1016/j.bbalip.2015.06.003. Epub 2015 Jun 16. doi: 10.1186/1476-511X-12-45. 4: Klempova T, Basil E, Kubatova A, Certik M. Biosynthesis of gamma-linolenic acid and beta-carotene by Zygomycetes fungi. Biotechnol J. 2013 Jul;8(7):794-800. doi: 10.1002/biot.201200099. Epub 2013 Jun 7. doi: 10.1186/1476-511X-12-141.
合成参考文献
参考文献:10.1186/1477-5956-9-39 摘要:Kurdrid P, Senachak J, Sirijuntarut M, Yutthanasirikul R, Phuengcharoen P, Jeamton W, Roytrakul S, Cheevadhanarak S, Hongsthong A. Comparative analysis of the Spirulina platensis subcellular proteome in response to low- and high-temperature stresses: uncovering cross-talk of signaling components. Proteome Sci. 2011 Jul 15;9():39. 参考文献:10.1007/s00709-011-0303-4 摘要:Shukla E, Singh SS, Singh P, Mishra AK. Chemotaxonomy of heterocystous cyanobacteria using FAME profiling as species markers. Protoplasma. 2012 Jul;249(3):651–61. doi: 10.1007/s00709-011-0303-4. 参考文献:10.1007/s11920-011-0217-z 摘要:Hurt EA, Arnold LE, Lofthouse N. Dietary and nutritional treatments for attention-deficit/hyperactivity disorder: current research support and recommendations for practitioners. Curr Psychiatry Rep. 2011 Oct;13(5):323–32. doi: 10.1007/s11920-011-0217-z. 参考文献:10.1007/s00125-011-2233-2 摘要:Flachs P, Rühl R, Hensler M, Janovska P, Zouhar P, Kus V, Macek Jilkova Z, Papp E, Kuda O, Svobodova M, Rossmeisl M, Tsenov G, Mohamed-Ali V, Kopecky J. Synergistic induction of lipid catabolism and anti-inflammatory lipids in white fat of dietary obese mice in response to calorie restriction and n-3 fatty acids. Diabetologia. 2011 Oct;54(10):2626–38. doi: 10.1007/s00125-011-2233-2.