硫代吗啉酮置于lithium Aluminium Tetrahydride,乙醚体系中,化学反应生成硫代吗啉 参考文献:New Syntheses Of Thiamorpholine. The Reduction Of Mono-And Diketothiazanes By Lithium Aluminum Hydride 标题:New Syntheses Of Thiamorpholine. The Reduction Of Mono-And Diketothiazanes By Lithium Aluminum Hydride 摘要: Doi:10.1021/ja01633A088
专利号:US-12421534-B2 优先权日:2021-11-10 标 题 :Engineered enzymes and method for the synthesis of diverse tyrosine analogs 发明人:ALMHJELL PATRICK J; ARNOLD FRANCES H 权利人:CALIFORNIA INST OF TECHN 摘要:Provided herein is an engineered tryptophan synthase β-subunit (TrpB) that catalyzes the synthesis of tyrosine, tyrosine analogs, or salts thereof. Also provided herein are methods for preparing tyrosine, tyrosine analogs, or a salt thereof using the engineered TrpB described herein.
专利号:US-2024309024-A1 优先权日:2023-03-14 标题 :Direct synthesis of alkenylhalosilanes 发明人:LEWIS KENRICK MARTIN; ZHU YANJUN; BYRNE CHRISTOPHER M 权利人:MOMENTIVE PERFORMANCE MAT INC 摘要:A process for the direct synthesis of alkenylhalosilane monomers. Forming a slurry of liquid and copper-activated silicon from fresh silicon, cyclone fines and/or fine dust from silicon grinding, ultrafines and/or spent contact mass from the Direct Synthesis of alkylhalosilanes and arylhalosilanes, in a thermally stable solvent. Reacting the silanes by agitating the slurry with at least one unsaturated aliphatic or cycloaliphatic organohalide of the formula R1X, and optionally an organohalosilane and/or hydrogen halide, in the presence of a polymerization inhibiting Lewis base additive, at a reaction time, temperature and pressure effective to produce alkenylhalosilanes having the formulae, R1SiHX2, R12SiHX, R13SiX, R1SiX3, and R12SiX2 or mixtures thereof.
专利号:US-2004152905-A1 优先权日:2003-01-31 标题:Universal building blocks and support media for synthesis of oligonucleotides and their analogs 发明人:GUZAEV ANDREI P; MANOHARAN MUTHIAH 摘要:Compounds for the synthesis of oligomeric compounds, particularly oligonucleotides and chemically modified oligonucleotide analogs, are provided. In addition, methods for functionalization of a support medium with a first monomeric subunit and methods for the synthesis of oligomeric compounds utilizing the novel compounds bound to support media are provided.
专利号:US-8642809-B2 优先权日:2007-09-25 标 题:Methods of synthesis of certain hydroxamic acid compounds 发明人:REISCH HELGE A; LEEMING PETER; RAJE PRASAD S 权利人:REISCH HELGE A; LEEMING PETER; RAJE PRASAD S; TOPOTARGET UK LTD 摘要:The present invention pertains to the general field of chemical synthesis, and more particularly to methods for the synthesis of certain hydroxamic acid compounds, and in particular, (E)-N-hydroxy-3-(3-phenylsulfamoyl-phenyl)-acrylamide, also known as PXD101 and Belinostat®, comprising, for example, the steps of: (SAF) sulfonamide formation; (PUR C ) optional purification; (AAA) alkenyl-acid addition, comprising: either (i): the steps of, in order: (ACAEA) alkenyl-carboxylic acid ester addition; (PUR E ) optional purification; and (CAD) carboxylic acid deprotection; or (ii): the step of: (ACAA) alkenyl-carboxylic acid addition; (PUR F ) optional purification; (HAF) hydroxamic acid formation; and (PUR G ) optional purification.
专利号:US-7825244-B2 优先权日:2005-06-10 标题:Intermediates useful in the synthesis of alkylquinoline and alkylquinazoline kinase modulators, and related methods of synthesis 发明人:BAINDUR NAND; GAUL MICHAEL DAVID; KREUTTER KEVIN DOUGLAS; XU GUOZHANG 权利人:JANSSEN PHARMACEUTICA NV 摘要:The invention is directed to alkylquinoline and alkylquinazoline compounds of Formula C: n nwherein R 1 , R 2 , R 99 , and X are as defined herein, the use of such compounds in the synthesis of protein tyrosine kinase inhibitors, particularly inhibitors of FLT3 and/or c-kit and/or TrkB.
专利号:US-8138346-B2 优先权日:2006-08-16 标题 :Method for synthesis of 8-alkoxy-9H-isothiazolo[5,4-B]quinoline-3,4-diones 发明人:BRADBURY BARTON JAMES; WILES JASON ALLAN; HASHIMOTO AKIHIRO; WANG QIUPING; LUCIEN EDLAINE; PAIS GODWIN; KIM HA YOUNG 权利人:BRADBURY BARTON JAMES; WILES JASON ALLAN; HASHIMOTO AKIHIRO; WANG QIUPING; LUCIEN EDLAINE; PAIS GODWIN; KIM HA YOUNG; ACHILLION PHARMACEUTICALS INC 摘要:The present invention provides process for synthesis of 8-methoxy-9H-isothiazolo[5,4-b]quinoline-3,4-diones and 8A,9-dihydro-4aH-isothiazolo[5,4-b]quinoline-3,4-diones of the Formula A. n nThe substituents R, R 5 , R 6 , R 7 , R 8 and R 9 are defined herein. The invention also provides novel synthetic intermediates useful in the synthesis of 8-methoxy-9H-isothiazolo[5,4-b]quinoline-3,4-diones and 8A,9-dihydro-4aH-isothiazolo[5,4-b]quinoline-3,4-diones.
[参考文献]: A Olma, Et Al. A Convenient Route To Optically Pure α-Alkyl-β-(Sec-Amino)Alanines. Amino Acids. 2012 Jun;42(6):2525-8. [参考文献]: Almeqdad Y Habashneh, Et Al. Synthesis And Antitumor Activities Of Some New N1-(Flavon-6-Yl)Amidrazone Derivatives. Arch Pharm (Weinheim). 2014 Jun;347(6):415-22. [参考文献]: Amany Belal, Et Al. Synthesis, Molecular Docking And Antitumor Activity Of Novel Pyrrolizines With Potential As Egfr-Tk Inhibitors. Bioorg Chem. 2015 Apr:59:124-9. [参考文献]: B Beck, Et Al. One-Pot Multicomponent Synthesis Of Two Novel Thiolactone Scaffolds. Mol Divers. 2010 Aug;14(3):479-91. [参考文献]: Cam-Van T Vo, Et Al. Snap Reagents For The Transformation Of Aldehydes Into Substituted Thiomorpholines--An Alternative To Cross-Coupling With Saturated Heterocycles. Angew Chem Int Ed Engl. 2013 Feb 4;52(6):1705-8.
合成参考文献
参考文献:10.1021/la201206e 摘要:Lennartz MC, Baumert M, Karthäuser S, Albrecht M, Waser R. Dihydroxy(4-thiomorpholinomethyl)benzoic acid: from molecular asymmetry to diode characteristics. Langmuir. 2011 Aug 16;27(16):10312–8. doi: 10.1021/la201206e.