- First Syntheses of 2,2-Dimethyl-7-(2'-methylbut-3'-en-2'-yl)-2H-chromen-6-ol and 2-(3'-Methylbut-2'-enyl)-5-(2'-methylbut-3'-en-2'-yl)-1,4-benzoquinone, Novel Prenylated Quinone Derivatives from the New Zealand Brown Alga Perithalia capillaris.
[作者:Coombes, Catherine L.;Moody, Christopher J.;,期刊:Journal of Organic Chemistry, 页码:6758-6762 , 文章类型: 研究论文,,卷期:2008年73-17]
- The first syntheses of 2,2-dimethyl-7-(2'-methylbut-3'-en-2'-yl)-2H-chromen-6-ol and 2-(3'-methylbut-2'-enyl)-5-(2'-methylbut-3'-en-2'-yl)-1,4-benzoquinone, novel prenylated quinone derivs. from the New Zealand brown alg...
- Cross-Metathesis of the Vinyl Group on Tetrapyrrolic Macrocycles: Reactivity, Selectivity, and Mechanism.
[作者:Liu, Xin;Sternberg, Ethan;Dolphin, David;,期刊:Journal of Organic Chemistry, 页码:6542-6550 , 文章类型: 研究论文,,卷期:2008年73-17]
- To find a general strategy for modifying the peripheral structure of vinylchlorin and porphyrin substrates, cross-metathesis on the vinyl group of these tetrapyrrolic macrocycles was investigated. The N-heterocyclic car...
- A Combined NMR, DFT, and X-ray Investigation of Some Cinchona Alkaloid O-Ethers.
[作者:Busygin, Igor;Nieminen, Ville;Taskinen, Antti;Sinkkonen, Jari;Toukoniitty, Esa;Sillanpaa, Reijo;Murzin, Dmitry Yu.;Leino, Reko;,期刊:Journal of Organic Chemistry, 页码:6559-6569 , 文章类型: 研究论文,,卷期:2008年73-17]
- Structures and conformational behavior of several cinchona alkaloid O-ethers, e.g. (8S,9R)- and (8R,9S)-I, in the solid state (X-ray), in soln. (NMR and DFT), and in the gas phase (DFT) were investigated. In the crystal...
- Stereoselective Stille Coupling of Enantiopure Haloallenes and Alkenylstannanes for the Synthesis of Allenyl Carotenoids.
[作者:Experimental and Computational Studies. Vaz, Belen;Pereira, Raquel;Perez, Martin;Alvarez, Rosana;de Lera, Angel R.;,期刊:Journal of Organic Chemistry, 页码:6534-6541 , 文章类型: 研究论文,,卷期:2008年73-17]
- The stereoselectivity of the Stille cross-coupling of chiral enantiopure haloallenes, e.g. I (R1 = H, SiMe3, R2 = COMe, SiMe2CMe3, X = Br, iodo, H, Y = H, iodo), and alkenylstannanes, e.g. (E)-Bu3SnCH:CHCH2OH, en route t...
- Computational Studies on Biosynthetic Carbocation Rearrangements Leading to Sativene, Cyclosativene, a-Ylangene, and b-Ylangene.
[作者:Lodewyk, Michael W.;Gutta, Pradeep;Tantillo, Dean J.;,期刊:Journal of Organic Chemistry, 页码:6570-6579 , 文章类型: 研究论文,,卷期:2008年73-17]
- In this paper, we describe theor. studies, using gas-phase quantum chem. calcns., on carbocationic rearrangement pathways leading to the sesquiterpenes sativene, cyclosativene, a-ylangene, and b-ylangene. For all four se...
- Highly stereoselective synthesis of cis-alkenyl pinacolboronates and potassium cis-alkenyltrifluoroborates via a hydroboration/ protodeboronation approach.
[作者:Molander, Gary A.;Ellis, Noel M.;,期刊:Journal of Organic Chemistry, 页码:6841-6844 , 文章类型: 研究论文,,卷期:2008年73-17]
- Alkenylboronates (Z)-RCH:CHBPin [Pin = O2(CMe2)2; R = TMS, cyclohexyl, aryl, C8H17, TBSOCH2CH2, 1-Boc-2-pyrrolidinyl, 3-chloropropyl, 3-cyanopropyl] were prepd. by redn. of alkynylboronates RCYCBPin with dicyclohexylbora...
- Photooxygenation of 5-Dialkylamino-4-pyrrolin-3-ones. Synthesis of Highly Functionalized Ureas, 2-Oxazolidinones, and 2-Oxazolinones.
[作者:Erden, Ihsan;Ozer, Galip;Hoarau, Christophe;Cao, Weiguo;Song, Jiangao;Gartner, Christian;Baumgardt, Ingmar;Butenschon, Holger;,期刊:Journal of Organic Chemistry, 页码:6943-6945 , 文章类型: 研究论文,,卷期:2008年73-17]
- 5-Dialkylamino-4-pyrrolin-3-ones, available from cyclocondensation of amidines with di-Me acetylenedicarboxylate (DMAD), undergo rapid singlet oxygenation to give highly functionalized ureas, e.g. dioxo(ureido)hexenoate ...
- Preparation and Study of 1,8-Di(pyrid-2'-yl)carbazoles.
[作者:Mudadu, Maria S.;Singh, Ajay N.;Thummel, Randolph P.;,期刊:Journal of Organic Chemistry, 页码:6513-6520 , 文章类型: 研究论文,,卷期:2008年73-17]
- A series of three derivs. of 1,8-di(pyrid-2'-yl)carbazole I (R = H, Me, tert-Bu) were prepd. by Stille-type coupling of 2-(tri-n-butylstannyl)pyridine with the appropriate 1,8-dibromocarbazole. The carbazoles were prepd....
- Transition-Metal-Catalyzed Chemoselective Methylenation of Dicarbonyl Substrates.
[作者:Lebel, Helene;Davi, Michael;Stoklosa, Grzegorz T.;,期刊:Journal of Organic Chemistry, 页码:6828-6830 , 文章类型: 研究论文,,卷期:2008年73-17]
- Rhodium- and copper-catalyzed methylenation reactions with trimethylsilyldiazomethane, triphenylphosphine, and 2-propanol were used to react chemoselectively with aldehydes, alkoxymethylketones, and trifluoromethylketone...
- Tetraarylphosphonium-supported carbodiimide reagents: synthesis, structure optimization and applications. [Erratum to document cited in CA148:426146].
[作者:Ginistry, Maryon;Roy, Marie-Noelle;Poupon, Jean-Christophe;Picard, Anne;Charette, Andre B.;,期刊:Journal of Organic Chemistry, 页码:6946-6946 , 文章类型: 研究论文,,卷期:2008年73-17]
- On page 2542, the original authors wish to add two extra authors to this page in view of their initial contributions to the work. The correct author identification byline should now read as follows: "Maryon Ginistry, Ma...
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