- Reactions of carbanions with 1,3-benzodioxin-4-ones. Facile routes to flavones, aurones, and acyl phloroglucinols.
[作者:Kraus, George A.;Wie, Jingqiang;Thite, Aniket;,期刊:Synthesis, 页码:2427-2431 , 文章类型: 研究论文,,卷期:2008年-15]
- Two 1,3-benzodioxin-4-ones react with enolates, acetylides and aryllithium reagents to afford adducts that were converted into flavones, aurones, and an acyl phloroglucinol.
- Synthesis of (2R,3R)-1,4-dimethoxy-1,1,4,4-tetraphenylbutane-2,3-diol.
[作者:Bischop, Martina;Cmrecki, Vesna;Ophoven, Vera;Pietruszka, Joerg;,期刊:Synthesis, 页码:2488-2490 , 文章类型: 研究论文,,卷期:2008年-15]
- (2R,3R)-1,4-Dimethoxy-1,1,4,4-tetraphenylbutane-2,3-diol is an excellent auxiliary and stable protective group for boronic acids. Herein the authors reported an improved practical procedure for its synthesis.
- Synthesis of monofunctionalized p-quaterphenyls.
[作者:Wallmann, Ivonne;Schiek, Manuela;Koch, Rainer;Luetzen, Arne;,期刊:Synthesis, 页码:2446-2450 , 文章类型: 研究论文,,卷期:2008年-15]
- A general approach for the synthesis of monofunctionalized 1,1':4',1'':4'',1'''-quaterphenyls (p-quaterphenylenes) was developed through the application of a reliable Suzuki cross-coupling strategy.
- A green reagent for the iodination of phenols.
[作者:Kiran, Y. B.;Konakahara, Takeo;Sakai, Norio;,期刊:Synthesis, 页码:2327-2332 , 文章类型: 研究论文,,卷期:2008年-15]
- A new reagent (I2/NaNO2) for the iodination of the arom. ring of phenols was discovered. The reaction proceeds at room temp. in 1.5-6 h. In the presence of this reagent, iodinated compds. are regioselectively formed in...
- Cleavage of 1,3-dithianes via acid-catalyzed hydrolysis of the corresponding 1,3-dithianemonooxides.
[作者:Krohn, Karsten;Cludius-Brandt, Stephan;,期刊:Synthesis, 页码:2369-2372 , 文章类型: 研究论文,,卷期:2008年-15]
- The hydrolysis of 1,3-dithianes to their parent carbonyl compds. via their corresponding monosulfoxides was systematically investigated. The oxidn. of the 1,3-dithianes was carried out in high yields using tert-Bu hydrop...
- Synthesis of thiazolo[4,5-d]pyridines.
[作者:Iaroshenko, Viktor O.;Volochnyuk, Dmitriy M.;Kryvokhyzha, Nadiya V.;Martyloga, Aleksander;Sevenard, Dmitri V.;Groth, Ulrich;Brand, Joerg;Chernega, Alexander N.;Shivanyuk, Alexander N.;Tolmachev, Andrei A.;,期刊:Synthesis, 页码:2337-2346 , 文章类型: 研究论文,,卷期:2008年-15]
- The reaction of 2-aminothiazol-4(5H)-iminium salts with various 1,3-CCC-dielectrophiles was investigated. As a result, a set of diverse thiazolo[4,5-d]pyridines were obtained. The scope and limitation of the approach i...
- Synthesis of a homologous series of side-chain-extended orthogonally protected aminooxy-containing amino acids.
[作者:Liu, Fa;Thomas, Joshua;Burke, Terrence R., Jr.;,期刊:Synthesis, 页码:2432-2438 , 文章类型: 研究论文,,卷期:2008年-15]
- Practical methodol. is reported for the synthesis of a homologous series of side chain-extended amino acids (S)-Fmoc-NHCH[(CH2)nONHR]CO2H (R = Boc, n = 1-6; R = Mtt, n = 1), which contain aminooxy functionality bearing o...
- Dimeric building blocks for solid-phase synthesis of a-peptide-b-peptoid chimeras.
[作者:Bonke, Gitte;Vedel, Line;Witt, Matthias;Jaroszewski, Jerzy W.;Olsen, Christian A.;Franzyk, Henrik;,期刊:Synthesis, 页码:2381-2390 , 文章类型: 研究论文,,卷期:2008年-15]
- Recently, a novel type of antimicrobial and proteolytically stable peptidomimetic oligomers having an a-peptide-b-peptoid chimeric backbone was reported. The present paper describes efficient protocols for the prepn. of...
- A facile biogenetic synthesis of pulcheotine A.
[作者:Wakchaure, Prasad B.;Argade, Narshinha P.;,期刊:Synthesis, 页码:2321-2322 , 文章类型: 研究论文,,卷期:2008年-15]
- Starting from homopiperonylamine and 4-methoxyphenylacetic acid, a facile biogenetic route to naturally occurring pulcheotine A was demonstrated via Pictet-Spengler cyclization and two different air oxidn. processes.
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