专利号:US-7964743-B2 优先权日:2005-02-17 标 题:Catalyst for asymmetric synthesis, ligand for use therein, and process for producing optically active compound through asymmetric synthesis reaction using them 发明人:MIYAURA NORIO; YAMAMOTO YASUNORI 权利人:JAPAN SCIENCE & TECH AGENCY 摘要:Compounds represented by the following general formula (1a) or (1b). n nA complex comprising a center metal of rhodium and a compound represented by the following general formula (1a) or (1b) as a ligand. A catalyst for optically active beta-substituted carbonyl compound synthesis and catalyst for asymmetric 1, 2 addition reaction being composed of the complex. A method of production of an optically active beta-aryl compound from an alpha, beta-unsaturated compound and an aryl-boronic acid derivative and method of production of an optically active aryl alcohol compound from an aldehyde compound and aryl boronic acid derivatives using the catalyst. A complex comprising a center metal of palladium and a compound represented by the following general formula (1a) or (1b) as a ligand. A catalyst for asymmetric allylic substitution reaction being composed of the complex. A method of production of an optically active dialkyl (1,3-disubstituted propeny)malonate compound from a 1,3-disubstituted ally acetate compound and a dialkyl malonate and method of production of an optically active allylamine compound from a 1,3-disubstituted ally acetate compound and an amine compound. The compounds have not only the versatility of being usable in the synthesis of wide-ranging optically active aryl compounds but also the selectivity and reactivity permitting synthesis with high yield within a short period of time under industrially advantageous mild conditions.
专利号:US-2006287529-A1 优先权日:2003-02-20 标 题:Solid phase synthesis of antitumoral compounds 发明人:ALVAREZ MERCEDES; ALBERICIO FERNANDO; CIRONI PABLO; CUE VAS CARMEN; FRANCESCH ANDREAS; MARFIL MARTA 权利人:ALVAREZ MERCEDES; ALBERICIO FERNANDO; CIRONI PABLO; CUE VAS CARMEN; FRANCESCH ANDREAS; MARFIL MARTA 摘要:Lamellarins are prepared using a solid phase synthesis. In a first aspect, the process includes a step as follows: Formula (I) where R 1 to R 15 are as defined, and X is halogen, provided that one of R 2 , R 3 or R 4 is immobilised to a resin. In a second aspect, the process includes a step as follows: Formula (II) where R 1 ′ to R 5 ′, R 11 ′ and R 13 ′ are as defined, X 1 and X 2 are halogen, M is a metal function and PG is an amino protecting group, provided that one of that R 2 ′, R 3 ′ or R 4 ′ is immobilised to a resin.
专利号:US-2007287821-A1 优先权日:2004-09-06 标 题:Synthesis of Polynaphthalenes and Their Use 发明人:DOETZ FLORIAN; NORD SIMON; WEISS HORST; ROSCH JOACHIM 权利人:BASF AG 摘要:The present invention relates to a process for preparing polynaphthalene derivatives comprising repeating units of the general formula Ia and/or Ib n n nwhere R 1 , R 2 , R 1′ , R 2′ are as defined in the description. The present invention further relates to polynaphthalene derivatives which can be prepared by the process of the invention, films comprising or consisting of at least one polynaphthalene derivative according to the invention, organic light-emitting diodes (OLEDs) comprising at least one polynaphthalene derivative according to the invention, a light-emitting layer comprising or consisting of at least one polynaphthalene derivative according to the invention, an OLED comprising the light-emitting layer of the invention, devices comprising an OLED according to the invention and the use of the polynaphthalene derivatives of the invention as emitter substances in OLEDs.
专利号:US-8212056-B2 优先权日:2008-06-30 标 题 :Ligands for transition-metals and methods of use 发明人:KWONG FUK YEE; SO CHAU MING 权利人:KWONG FUK YEE; SO CHAU MING; UNIV HONG KONG POLYTECHNIC 摘要:The present invention relates to indolyl phosphine ligands, and methods of making such ligands utilizing phenyl hydrazines and aryl ketones as the starting material. The present invention further includes uses of the ligands in the synthesis of pharmaceuticals, materials, and agriculture.
专利号:US-2005245752-A1 优先权日:2004-04-29 标 题 :Synthesis of unsymmetric anthracene compounds 发明人:CONLEY SCOTT R; COSIMBESCU LELIA; VREELAND WILLIAM B 权利人:EASTMAN KODAK CO 摘要:A process for forming an unsymmetric anthracene compound comprises a first step of forming a 9-perfluoroalkylsulfonate derivative of anthrone by reacting the anthrone with a perfluoroalkyl sulfonating agent, followed by a second step of contacting the reaction product with an aryl or heteroaryl boronic acid, ester or anhydride, and a palladium catalyst for a period of time sufficient to form an unsymmetric anthracene compound having at least one 9-position aromatic substituent.
专利号:US-9284348-B2 优先权日:2005-09-20 标 题:Method for synthesis of peptide using a carrier 发明人:CHIBA KAZUHIRO; KIM SHOKAKU; KONO YUSUKE 权利人:JITSUBO CO LTD 摘要:Disclosed are a carrier for use for separation purpose and a method for separation of a compound which enable a chemical reaction to be performed in a liquid phase, enable a compound of interest to be separated from the liquid phase after the completion of the reaction readily, enable the separated compound to be evaluated by structural analysis or the like while the compound being bound to the carrier, and enable the compound to be separated from the carrier readily. A carrier for separation which has a reaction site capable of reacting with other compound on a benzene ring, and a long-chain group having a specified carbon atom(s) at each of the ortho-position and the para-position of the reaction site through an oxygen atom.
参考标题:Synthesis Of Ortho-Phenolic Sulfilimines Via An Intermolecular Sulfur Atom Transfer Cascade Reaction 作者:Feng Xiong,Yingying Zuo,Yinan Song,Linxing Zhang,Xinhao Zhang,Shaojian Xu,Yan Ren |发布日期:2020.5.15 摘要:To Expand The Toolbox For The Synthesis Of Ortho-Phenolic Sulfilimines, Sigmatropic Rearrangements Were Introduced To The Field Of Sulfilimine Chemistry. Herein We Report A N-H Sulfenylation/[2,3]-Sigmatropic Rearrangement Cascade Reaction. This Mild Reaction Enables Commercially Available Thiols To Serve As The Sulfenylation Reagent And Generates Water As The Sole Byproduct. Moreover, The Reaction
合成参考文献
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