- 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...
- 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...
- 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...
- 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...
- 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...
|