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文章名     作者     期刊名     摘要     卷     期         如果没有找到您所需要的文献，请点击 ——此处申请     共25条记录   Facile Deprotection of Bulky (Trialkylsilyl)acetylenes with Silver Fluoride [作者：KIM SANGHEE; KIM BOGYEONG; IN JINKYUNG,期刊：Synthesis, 页码：1963-1968 , 文章类型： Article，,卷期：2009年-12] An efficient and mild method is developed for the deprotection of bulky (trialkylsilyl)acetylenes. Treatment of 1-(triisopropylsilyl)acetylenes With Silver fluoride, followed by hydrolysis of the intermediate silver acet... An Efficient Synthesis of Tetraalkyl 2,3,4,5-Thiophenetetracarboxylate Derivatives [作者：ALIZADEH ABDOLALI; HOSSEINPOUR REZA,期刊：Synthesis, 页码：1960-1962 , 文章类型： Article，,卷期：2009年-12] A facile and direct synthetic entry to tetraalkyl 2,3,4,5-thiophenetetracarboxylate derivatives is described. This involves the reaction of dialkyl acetylenedicarboxylates with elemental sulfur in the presence of triethy... Highly Efficient and Reusable Ionic Liquids for the Catalyzed Hydroamination of Alkenes with Sulfonamides, Carbamates, and Carboxamides [作者：YANG LEI; XU LIWEN; XIA CHUNGU,期刊：Synthesis, 页码：1969-1974 , 文章类型： Article，,卷期：2009年-12] SO3H-Functionalized ionic liquids were found to be efficient and reusable catalysts in the hydroamination Of sulfonamides, carboxamides, p-nitroaniline and carbamates with nonactivated alkenes. The hydroamination Could b... A Short and Efficient Synthesis of 3-{2-[2-(Bromomethyl)thiazol-4-yl]ethynyl}-5-fluorobenzonitrile: A Precursor for PET Radioligand [F-18]SP203 [作者：GOPINATHAN MADATHIL B; JIN CHUNYANG; REHDER KENNETH S,期刊：Synthesis, 页码：1979-1982 , 文章类型： Article，,卷期：2009年-12] An improved synthesis of 3-{2-[2-(bromomethyl)tiazol-4-yl]ethynyl}-5-fluorobenzonitrile, a precursor for PET radioligand [F-18]SP203, is described, wherein a new synthon was employed for Sonogashira Coupling with 3-bromo... Synthesis of a Substituted Benzazepin-2-one Dihydrate [作者：BOINI SATHISH K; VAID RADHE K; MODER KENNETH P; MITCHELL DAVID,期刊：Synthesis, 页码：1983-1986 , 文章类型： Article，,卷期：2009年-12] Synthesis Of the title Compound was accomplished via Coupling of (S)-alaninyl-(S)-1-amino-3-methyl-4,5,6,7-tetraliydro-2H-3-benzazepin-2 -one with the activated trimethylsilyl ester of (S)-2-trimethylsilyloxy-3-methylbut... Synthesis of 2,3,9,10,16,17,23,24-Octasubstituted Phthalocyaninatozinc(II) Complexes Mediated by Reductive Agents [作者：GAUNA GABRIELA A; CLARA MONSALVO ANA; AWRUCH JOSEFINA,期刊：Synthesis, 页码：1975-1978 , 文章类型： Article，,卷期：2009年-12] N-Butyl-N-(4,5-dicyano-2-methylbenzyl)butanamide(6) was synthesized in 69% yield from the corresponding 4,5-dibromo derivative 5. Treatment of 6 with zinc acetate in the presence of 1,8-diazabicyclo[5.4.0]undec-7-ene gav... Synthesis of Novel Trisubstituted Imidazolines [作者：LAKNER FREDERICK J; PARKER MATTHEW A; ROGOVOY BORIS; KHVAT ALEXANDER; IVACHTCHENKO ALEXANDER,期刊：Synthesis, 页码：1987-1990 , 文章类型： Article，,卷期：2009年-12] Imidazolines Substituted at the 1- and either the 4-, or 5-position with phenyl and at the 2-position with alkyl or phenyl have been prepared in racemic form. They appear to be fairly stable compounds and potentially use... A Novel Synthesis of N-But-3-enyl-alpha- and beta-Amino Acids [作者：VAN NGUYEN T T; BROWNLEE ROBERT T C; HUGHES ANDREW B,期刊：Synthesis, 页码：1991-1998 , 文章类型： Article，,卷期：2009年-12] N-But-3-enyl-alpha- and beta-amino acids can be prepared by cleaving 1,3-oxazolidin-5-ones and 1,3-oxazinan-6-ones in the presence of allylsilanes and boron trifluoride etherate at room temperature in good to excellent y... Synthesis of Substituted 5-(3-Hydroxypropyl)pyrrolidin-2-ones and Pyrrolizidinones from Nitroethane via C3 Functionalized 5,6-Dihydro-4H-1,2-oxazines: A Novel Approach to Some Analogues of the Antidepressant Rolipram [作者：SUKHORUKOV ALEXEY YU; LESIV ALEXEY V; KHOMUTOVA YULIA A; IOFFE SEMA L; TARTAKOVSKY VLADIMIR A,期刊：Synthesis, 页码：1999-2008 , 文章类型： Article，,卷期：2009年-12] Easily accessible [(5,6-dihydro-4H-1,2-oxazin-3yl)methyl]malonates 1 were converted into Substituted 5-(3-hydroxypropyl)pyrrolidin-2-ones 2 and pyrrolizidinones 3, which are versatile products and intermediates for organ... Chiral Cyclobutanols and Cyclopentane Dimers via Samarium(II) Iodide Induced Keto-Olefin Cyclisations of Carbohydrate-Derived Unsaturated Ketones [作者：WILLIAMS D BRADLEY G; CADDY JUDY; BLANN KEVIN; GROVE J J CRONJE; HOLZAPFEL CEDRIC W,期刊：Synthesis, 页码：2009-2014 , 文章类型： Article，,卷期：2009年-12] Some pentose and hexose Sugars were converted into unsaturated ketone derivatives, which themselves served as substrates for 4-exo-trig radical cyclisation reactions mediated by Sml(2). Depending oil the order of additio... Anionic Cyclization of (N,N-Dimethylamino)[2-(prop-2-yn-1-yloxy)aryl]acetonitriles [作者：ZDROJEWSKI TADEUSZ; MUSIELAK JOANNA; JONCZYK ANDRZEJ,期刊：Synthesis, 页码：2029-2034 , 文章类型： Article，,卷期：2009年-12] The cyclization of (N,N-dimethylamino)[2-(prop-2-yn-1 -yloxy)aryl]acetonitriles is carried out Under phase-transfer conditions Using powdered sodium hydroxide and benzyltriethylammonium chloride as catalyst in dimethyl s... Synthesis of Perfluoroalkylthio-Substituted Ferrocenes [作者：RHODE CONSTANTIN; LEMKE JESSICA; LIEB MAX; METZLERNOLTE NILS,期刊：Synthesis, 页码：2015-2018 , 文章类型： Article，,卷期：2009年-12] Mono- and bis(trifluoromethylthio)-substituted and perfluorooctanesulfonylferrocene derivatives were prepared by nucleophilic substitution reactions on the ferrocene core Thus Hg(SCF3)(2) was activated in situ by Cu and ... Functionalization of Polyhedral Oligomeric Silsesquioxane (POSS) via Nucleophilic Substitution [作者：DUTKIEWICZ MICHAL; MACIEJEWSKI HIERONIM; MARCINIEC BOGDAN,期刊：Synthesis, 页码：2019-2024 , 文章类型： Article，,卷期：2009年-12] Octakis(3-chloropropyl)octasilsesquioxane, obtained recently by a new method, has enabled a highly efficient synthesis of a whole family of cube-like T-8 silsesquioxanes by nucleophilic substitution of chlorine atom with... A Novel Synthesis of Aryl Mesylates via One-Pot Demethylation-Mesylation of Aryl Methyl Ethers Using a Mixture of Phosphorus Pentoxide in Methanesulfonic Acid [作者：KABOUDIN BABAK; ABEDI YAGHOUB,期刊：Synthesis, 页码：2025-2028 , 文章类型： Article，,卷期：2009年-12] A simple, efficient, and new method has been developed for the synthesis of aryl mesylates via one-pot demethylation-mesylation of aryl methyl ethers. Treatment of a variety of aryl methyl ethers with a mixture of phosph... Strecker-Type Reaction Catalyzed by Carboxylic Acids in Aqueous Media [作者：XIE ZHENGFENG; LI GUILONG; ZHAO GANG; WANG JIDE,期刊：Synthesis, 页码：2035-2039 , 文章类型： Article，,卷期：2009年-12] Carboxylic acid catalyzed Strecker-type reactions were successfully carried out by simply mixing aldehydes, amines, tributyltin cyanide and carboxylic acid in aqueous media at room temperature, to afford alpha-aminonitri... Synthesis of Novel Structurally Simplified Estrogen Analogues with Electron-Donating Groups in Ring A [作者：TIETZE LUTZ F; VOCK CARSTEN A; KRIMMELBEIN ILGA K; NACKE LINDA,期刊：Synthesis, 页码：2040-2060 , 文章类型： Article，,卷期：2009年-12] A library of 25 novel estrogen analogues were prepared in five to eight steps from mostly commercially available substituted anisoles via bromination, formylation, Corey-Fuchs reaction, elimination, and Sonogashira react...