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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22条记录   Radical addition of secondary phosphine sulfides and selenides to vinyl selenides. [作者：Gusarova, Nina K.;Chernysheva, Nataliya A.;Yas'ko, Svetlana V.;Kazantseva, Tatyana I.;Ushakov, Igor A.;Trofimov, Boris A.;,期刊：Synthesis, 页码：2743-2746 , 文章类型： 研究论文，,卷期：2008年-17] The first examples of a facile hydrochalcogenophosphorylation of alkyl vinyl selenides are reported. The regiospecific addn. of secondary phosphine sulfides and phosphine selenides to vinyl selenides proceeds under radi... Studies on cycloaddition of cyclohexa-2,4-dienones and transformation of adducts: a general, stereoselective route to multifunctional bicyclo[2.2.2]octanes and diquinanes. [作者：Singh, Vishwakarma;Chandra, Girish;Mobin, Shaikh M.;,期刊：Synthesis, 页码：2719-2728 , 文章类型： 研究论文，,卷期：2008年-17] The cycloaddn. of in-situ generated cyclohexa-2,4-dienones with vinyl ethers, vinyl acetate, and Ph vinyl sulfone leading to variously functionalized bicyclo[2.2.2]octanes was examd. Functional group manipulation in the... Synthesis of 2-substituted cyclohexene derivatives through cross-coupling reactions via p-allylmetal intermediate using N-heterocyclic carbenes (NHCs) as ligands. [作者：Yamazaki, Tetsuro;Sato, Yoshihiro;,期刊：Synthesis, 页码：2830-2834 , 文章类型： 研究论文，,卷期：2008年-17] Pd- or Ni-catalyzed cross-coupling reactions of 2-substituted cyclohexenes, which are generally less reactive than those having no substituent at the C(2) position, with organotin reagents (Migita-Kosugi-Stille coupling)... A convenient synthesis of the (E)-monoacetates of 2-alkylidenepropane-1,3-diols. [作者：Miura, Tsuyoshi;Okazaki, Kenjiro;Ogawa, Kyoko;Otomo, Erika;Umetsu, Satoe;Takahashi, Mauko;Kawashima, Yuya;Jyo, Yuki;Koyata, Naka;Murakami, Yasuoki;Imai, Nobuyuki;,期刊：Synthesis, 页码：2695-2700 , 文章类型： 研究论文，,卷期：2008年-17] Various kinds of 3-substituted (E)-2-(hydroxymethyl)prop-2-enyl acetates were conveniently obtained in excellent yields by the regiospecific acetylation of 2-alkylidenepropane-1,3-diols with 10 equiv AcOCH:CH2 in the pre... A novel Pd/Ag-catalyzed Sonogashira coupling reaction of terminal alkynes with hypervalent iodonium salts. [作者：Zhu, Min;Zhou, Zhongshi;Chen, Rui;,期刊：Synthesis, 页码：2680-2682 , 文章类型： 研究论文，,卷期：2008年-17] A novel and fast Sonogashira coupling reaction of terminal alkynes with hypervalent iodonium salts was achieved in the presence of catalytic amt. of palladium chloride and silver(I) iodide, providing a convenient method ... N-Heterocyclic carbene catalysed oxygen-to-carbon carboxyl transfer of indolyl and benzofuranyl carbonates. [作者：Thomson, Jennifer E.;Kyle, Andrew F.;Gallagher, Katherine A.;Lenden, Philip;Concellon, Carmen;Morrill, Louis C.;Miller, Andrew J.;Joannesse, Caroline;Slawin, Alexandra M. Z.;Smith, Andrew D.;,期刊：Synthesis, 页码：2805-2818 , 文章类型： 研究论文，,卷期：2008年-17] The ability of N-heterocyclic carbenes to promote O-to-C carboxyl transfer on a range of indolyl and benzofuranyl carbonates is examd., and the scope and limitations of this process are delineated. Direct synthesis of protected enantiopure 5-cyano-3,4-dihydroxypyrrolidin-2-ones from b-lactam aldehydes catalyzed by iodine. [作者：Alcaide, Benito;Almendros, Pedro;Cabrero, Gema;Ruiz, M. Pilar;,期刊：Synthesis, 页码：2835-2839 , 文章类型： 研究论文，,卷期：2008年-17] A single-step catalytic ring-expansion approach from 4-oxoazetidine-2-carbaldehydes to protected enantiopure 5-cyano-3,4-dihydroxypyrrolidin-2-ones has been achieved by the use of I2 in the presence of Me3CSiMe2CN. Inte... Pd-NHC (PEPPSI) complexes: synthetic utility and computational studies into their reactivity. [作者：Organ, Michael G.;Chass, Gregory A.;Fang, De-Cai;Hopkinson, Alan C.;Valente, Cory;,期刊：Synthesis, 页码：2776-2797 , 文章类型： 综述，,卷期：2008年-17] A review concs. on the results obtained thus far in cross-coupling reactions using Pd-PEPPSI-IPr (pre)catalyst. Results from computational studies expose possible factors behind the high reactivity of this complex, as w... Diethyl chlorophosphate: a mild and versatile reagent for the one-pot preparation of isothiocyanates from amines. [作者：Kaboudin, Babak;Jafari, Ehsan;,期刊：Synthesis, 页码：2683-2685 , 文章类型： 研究论文，,卷期：2008年-17] A simple, efficient, and new method was developed for the synthesis of isothiocyanates from amines. The reaction of a variety of arom. and aliph. amines with CS2 in the presence of ClP(O)(OEt)2 as an efficient reagent p... Strategy for the assembly of chiral bicyclic lactams: a concise synthetic route to (-)-coniceine. [作者：Lebrun, Stephane;Couture, Axel;Deniau, Eric;Grandclaudon, Pierre;,期刊：Synthesis, 页码：2771-2775 , 文章类型： 研究论文，,卷期：2008年-17] A concise asym. synthesis of chiral bicyclic lactams combining a highly stereoselective 1,2-addn. on SAMP hydrazones with a ring-closure metathesis was achieved. The synthetic utility of this approach was emphasized by ... A synthesis of 1-lithiated glycals and 1-tributylstannyl glycals from 1-phenylsulfinyl glycals via sulfoxide-lithium ligand exchange. [作者：Jarowicki, Krzysztof;Kilner, Colin;Kocienski, Philip J.;Komsta, Zofia;Milne, Jacqueline E.;Wojtasiewicz, Anna;Coombs, Victoria;,期刊：Synthesis, 页码：2747-2763 , 文章类型： 研究论文，,卷期：2008年-17] either t-BuLi or PhLi are transformed to 1-tributylstannyl glycals on reaction with tributyltin chloride. N-Heterocyclic carbenes of indazole: ring enlargement reactions by a-halo ketones and dehalogenations of vicinal dihalides. [作者：Schmidt, Andreas;Snovydovych, Bohdan;Gjikaj, Mimoza;,期刊：Synthesis, 页码：2798-2804 , 文章类型： 研究论文，,卷期：2008年-17] On decarboxylation, 1,2-dimethylindazolium-3-carboxylate forms the N-heterocyclic carbene, 1,2-dimethylindazol-3-ylidene, which deprotonates a-halo ketones. The resulting indazolium salt and the corresponding enolate gi... A novel approach to pyrrolo[2,1-b][1,3]benzothiazines. [作者：Tverdokhlebov, Anton V.;Andrushko, Alexander P.;Tolmachev, Andrey A.;Shishkina, Svitlana V.;Shishkin, Oleg V.;,期刊：Synthesis, 页码：2701-2706 , 文章类型： 研究论文，,卷期：2008年-17] Alkylation of (3,4-dihydro-4-oxo-2H-1,3-benzothiazin-2-ylidene)acetate and -acetonitrile with phenacyl chlorides in the presence of K2CO3 occurs at the N atom yielding the corresponding N-phenacyl derivs. The latter, upo... Chiral bifunctional N-heterocyclic carbenes: synthesis and application in the aza-Morita-Baylis-Hillman reaction. [作者：He, Lin;Zhang, Yan-Rong;Huang, Xue-Liang;Ye, Song;,期刊：Synthesis, 页码：2825-2829 , 文章类型： 研究论文，,卷期：2008年-17] A series of chiral bifunctional N-heterocyclic carbene (NHC) precursors with a proximal hydroxy group were smoothly prepd. from L-pyroglutamate. Promising enantiomeric excesses (?4% ee) were achieved for the bifunctiona... Aluminum(III)-promoted Prins cyclization of 2-allylphenols: an expedient synthesis of benzoxepins. [作者：Yadav, Jhillu S.;Reddy, Basi V. Subba;Yadav, Nagendra Nath;Satheesh, Gujarathi;,期刊：Synthesis, 页码：2733-2738 , 文章类型： 研究论文，,卷期：2008年-17] 2-Allylphenols undergo smooth cross coupling with ketones under mild conditions to produce spirocyclic oxepins in good yields with high chemoselectivity, whereas arom. aldehydes provide benzoxepins with moderate stereose... Buchwald-Hartwig mono-N-arylation with 2,6-dihaloisonicotinic acid derivatives: a convenient desymmetrization method. [作者：Lorimer, Anna V.;O'Connor, Patrick D.;Brimble, Margaret A.;,期刊：Synthesis, 页码：2764-2770 , 文章类型： 研究论文，,卷期：2008年-17] A method for the Buchwald-Hartwig mono-N-arylation of aniline with 2,6-dichloroisonicotinate using Pd(OAc)2, XPhos, and tBuONa is reported. Use of 3-anisidine under the same conditions resulted in the amidation of the M...