专利号:US-4000197-A 优先权日:1973-07-23 标 题 :Asymmetric synthesis of phenylisopropylamines 发明人:BARFKNECHT CHARLES F; NICHOLS DAVID E 权利人:UNIV IOWA RES FOUND 摘要:The synthesis of enantiomers of a series of methoxy- and alkyl- substituted phenylisopropylamines is described. The synthesis comprises reducing the imines, formed by the reaction of appropriate phenylacetones with either (+)- or (-)-α-methylbenzylamine, by low-pressure reduction techniques, and subsequently subjecting the optically active N-(α-phenethyl)phenylisopropylamine derivative to hydrogenolysis. The hydrogenolysis products are characterized by enantiomeric purities in the range of 96 - 99%. Yields of products are approximately 60%.
专利号:US-8071782-B2 优先权日:2007-10-02 标 题 :Synthesis of 1,3,4-trisubstituted and 1,3,4,5-tetrasubstituted pyrazoles 发明人:DENG XIAOHU; MANI NEELAKANDHA S 权利人:DENG XIAOHU; MANI NEELAKANDHA S; JANSSEN PHARMACEUTICA NV 摘要:This invention concerns the synthesis of highly substituted pyrazoles, which are structural components of pharmacological compounds, through reaction of hydrazones with nitroolefins.
专利号:US-2023117370-A1 优先权日:2020-04-17 标 题:Regioselective synthesis of substituted compounds 发明人:BEAUDRY CHRISTOPHER M; ZHANG XIAOJIE 权利人:UNIV OREGON STATE 摘要:Disclosed herein are embodiments of a method for making substituted compounds with specific and selectable regiochemistry. Also disclosed are compounds made by the method. The method may comprise contacting a compound having a formula Iwith a compound according to formula IIin the presence of a Lewis acid to form a phenol compound according to formula III and/or a benzofuranone compound according to formula IV
专利号:US-8791273-B2 优先权日:2009-11-05 标 题 :4R,5S-enantiomer of 2-(5-methyl-2-oxo-4-phenyl-pyrrolidin-1-yl)-acetamide with nootropic activity 发明人:KALVINS IVARS; LEBEDEVS ANTONS; CERNOBROVIJS ALEKSANDRS; DAMBROVA MAIJA; ZVEJNIECE LIGA; VORONA MAKSIMS; VEINBERGS GRIGORIJS 权利人:KALVINS IVARS; LEBEDEVS ANTONS; CERNOBROVIJS ALEKSANDRS; DAMBROVA MAIJA; ZVEJNIECE LIGA; VORONA MAKSIMS; VEINBERGS GRIGORIJS; JSC GRINDEKS 摘要:The invention relates to the 5S,4R-enantiomer of 2-(5-methyl-2-oxo-4-phenyl-pyrrolidin-1-yl)-acetamide with cognition enhancing activity of high pharmacological value and to its preparation method which includes the synthesis of 5S-methyl-4R-phenylpyrrolidin-2-one, its N-alkylation with ethyl haloacetate and the treatment of intermediate ethyl 2-(5S-methyl-2-oxo-4R-phenyl-pyrrolidin-1-yl)-acetate with ammonia.
专利号:US-9744391-B2 优先权日:2009-11-26 标 题:Use of metal-accumulating plants for implementing chemical reactions 发明人:GRISON CLAUDE; ESCARRE JOSE 权利人:CENTRE NAT RECH SCIENT; UNIV MONTPELLIER 2 SCIENCES ET TECHNIQUES 摘要:A method of implementing organic synthesis reactions uses a composition containing a metal catalyst originating from a calcined plant. The plants can be from the Brassicaceae, Sapotaceae and Convolvulaceae family, and the metal catalyst contains metal in the M(II) form such as zinc, nickel, manganese, lead, cadmium, calcium, magnesium or copper. Examples of the organic synthesis reactions include halogenations, electrophilic reactions, cycloadditions, transesterification reactions and coupling reactions, among others.
专利号:US-9388345-B2 优先权日:2012-07-03 标题:Hydrocarbon synthesis methods, apparatus, and systems 发明人:MCNEFF CLAYTON V; MCNEFF LARRY C; NOWLAN DANIEL THOMAS; YAN BINGWEN; GREUEL PETER G 权利人:SARTEC CORP 摘要:Embodiments of the invention include apparatus and systems for hydrocarbon synthesis and methods regarding the same. In an embodiment, the invention includes a process for creating a hydrocarbon product stream comprising reacting a reaction mixture in the presence of a catalyst inside of a reaction vessel to form a product mixture, the reaction mixture comprising a carbon source and water. The temperature inside the reaction vessel can be between 450 degrees Celsius and 600 degrees Celsius and the pressure inside the reaction vessel can be above supercritical pressure for water. In an embodiment, the invention includes an extrusion reactor system for creating a hydrocarbon product stream. The temperature inside the extrusion reactor housing between 450 degrees Celsius and 600 degrees Celsius. Pressure inside the reaction vessel can be above supercritical pressure for water. Other embodiments are also included herein.
参考标题:Oxone®/ki-Mediated Nitration Of Alkenes And Alkynes: Synthesis Of Nitro- And β-Iodonitro-Substituted Alkenes 作者:Sornsiri Hlekhlai,Natthapol Samakkanad,Tassaporn Sawangphon,Manat Pohmakotr,Vichai Reutrakul,Darunee Soorukram,Thaworn Jaipetch,Chutima Kuhakarn |发布日期:2014.11 摘要:Oxone® (2Khso5.Khso4.K2So4) Was Used To Promote The Nitration Of Alkenes And Alkynes With Sodium Nitrite (Nano2) And Potassium Iodide (Ki). This Stable, Easy-To-Handle, And Environmentally Benign Oxidant Was Used Under Mild Conditions (Room Temperature) And Provided Short Reaction Times. Styrene Derivatives That Did Not Contain Electron-Donating Groups Afforded The Corresponding Nitro Alkenes In Moderate
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摘要:S109 | PARCEDC | List of 7074 potential endocrine disrupting compounds (EDCs) by PARC T4.2 | DOI:10.5281/zenodo.10944198