个性化文献订阅>文章检索

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19条记录   Robert Ellsworth Ireland [作者：MARSHALL JAMES A,期刊：Journal of Organic Chemistry, 页码：1-2 , 文章类型： Biographical-Item，,卷期：2013年78-1] Mechanistic and Computational Studies of Exocyclic Stereocontrol in the Synthesis of Bryostatin-like Cis-2,6-Disubstituted 4-Alkylidenetetrahydropyrans by Prins Cyclization [作者：OGAWA YASUYUKI; PAINTER PHILLIP P; TANTILLO DEAN J; WENDER PAUL A,期刊：Journal of Organic Chemistry, 页码：104-115 , 文章类型： Article，,卷期：2013年78-1] The Prins cyclization of syn-beta-hydroxy allylsilanes and aldehydes gives cis-2,6-disubstituted 4-alkylidenetetrahydropyrans as sole products in excellent yields regardless of the aldehyde (R '') or syn-beta droxy allyl... Total Synthesis of the Proposed Structure of 8-Deshydroxyajudazol A: A Modified Approach to 2,4-Disubstituted Oxazoles [作者：BIRKETT STEPHEN; GANAME DANNY; HAWKINS BILL C; MEIRIES SEBASTIEN; QUACH TIM; RIZZACASA MARK A,期刊：Journal of Organic Chemistry, 页码：116-123 , 文章类型： Article，,卷期：2013年78-1] The total synthesis of the proposed structure for the minor Myxobacterial metabolite 8-deshydroxyajudazol A (3) is described. The isochromanone moiety present in the eastern fragment was constructed by an intramolecular-... Synthesis of Cyclic Py-Im Polyamide Libraries [作者：LI BENJAMIN C; MONTGOMERY DAVID C; PUCKETT JAMES W; DERVAN PETER B,期刊：Journal of Organic Chemistry, 页码：124-133 , 文章类型： Article，,卷期：2013年78-1] Cyclic Py-Im polyamides containing two GABA turn units exhibit enhanced DNA binding affinity, but extensive studies of their biological properties have been hindered due to synthetic inaccessibility. A facile modular app... Three-Carbon Homologation of Diorganozincs with Lithiated Acetylenic Epoxides [作者：DENICHOUX AURELIEN; DEBIEN LAURENT; CYLDINSKY MATHIEU; KACI MALIKA; CHEMLA FABRICE; FERREIRA FRANCK; PEREZLUNA ALEJANDRO,期刊：Journal of Organic Chemistry, 页码：134-145 , 文章类型： Article，,卷期：2013年78-1] Reaction of dialkylzincs with lithiated acetylenic epoxides is described to give zincates that undergo a 1,2-metallate rearrangement by an anti-S(N)2' pathway. This rearrangement occurs with the transfer of an alkyl or a... Theoretical Study on the Regioselectivity of Baeyer-Villiger Reaction of alpha-Me-, -F-, -CF3-Cyclohexanones [作者：ITOH YOSHIMITSU; YAMANAKA MASAHIRO; MIKAMI KOICHI,期刊：Journal of Organic Chemistry, 页码：146-153 , 文章类型： Article，,卷期：2013年78-1] The origin of the regioselectivity of the Baeyer Villiger reaction of alpha-Me-, -F-, and -CF3-cyclohexanones was investigated theoretically (MPWB1K/6-311++G**-PCM(CH2Cl2)//MPWB1K/6-311G**-Onsager-(CH2Cl2)). Investigatio... Reaction of 1-Nitroso-2-naphthols with alpha-Functionalized Ketones and Related Compounds: The Unexpected Formation of Decarbonylated 2-Substituted Naphtho[1,2-d][1,3]oxazoles [作者：ALJAAR NAYYEF; MALAKAR CHANDI C; CONRAD JUERGEN; FREY WOLFGANG; BEIFUSS UWE,期刊：Journal of Organic Chemistry, 页码：154-166 , 文章类型： Article，,卷期：2013年78-1] Reactions between 1-nitroso-2-naphthols and alpha-functionalized ketones such as alpha-bromo-, alpha-chloro-, alpha-mesyloxy-, alpha-tosyloxy-, and alpha-hydroxy ketones under basic conditions delivered 2-substituted nap... 5-Hydroxyindoles by Intramolecular Alkynol-Furan Diels-Alder Cycloaddition [作者：LAPORTE MATTHEW; HONG KI BUM; XU JIE; WIPF PETER,期刊：Journal of Organic Chemistry, 页码：167-174 , 文章类型： Article，,卷期：2013年78-1] A convergent approach provides a convenient access to synthetically and biologically useful 3,4-disubstituted 5-hydroxyindoles. The one-pot procedure uses microwave heating to initiate an intramolecular [4 + 2]-cycloaddi... The Stereochemical Course of Intramolecular Michael Reactions [作者：KWAN EUGENE E; SCHEERER JONATHAN R; EVANS DAVID A,期刊：Journal of Organic Chemistry, 页码：175-203 , 文章类型： Article，,卷期：2013年78-1] We present a general model for understanding the stereochemical course of intramolecular Michael reactions. We show that the addition of beta-ketoester enolates to alpha,beta-unsaturated esters and imides bearing adjacen... Halocycloalkenones as Diels-Alder Dienophiles. Applications to Generating Useful Structural Patterns [作者：ROSS AUDREY G; TOWNSEND STEVEN D; DANISHEFSKY SAMUEL J,期刊：Journal of Organic Chemistry, 页码：204-210 , 文章类型： Article，,卷期：2013年78-1] Halocycloalkenones are demonstrated to function as potent dienophiles in inter- and intramolecular Diels Alder cydoadditions. We have found 2-brominated cycloalkenone dienophiles to be both highly endo selective and sign... Crotylboron-Based Synthesis of the Polypropionate Units of Chaxamycins A/D, Salinisporamycin, and Rifamycin S [作者：CHEN MING; ROUSH WILLIAM R,期刊：Journal of Organic Chemistry, 页码：3-8 , 文章类型： Article，,卷期：2013年78-1] Syntheses of the C(15)-C(27) fragments of chaxamycins A/D, rifamycin S, and the C(12)-C(24) fragment of salinisporamycin have been accomplished in 10 steps from commercially available starting materials. Three crotylboro... Total Synthesis of (-)-Sessilifoliamide J [作者：LIU XUEKUI; YE JIANLIANG; RUAN YUANPING; LI YUXIU; HUANG PEIQIANG,期刊：Journal of Organic Chemistry, 页码：35-41 , 文章类型： Article，,卷期：2013年78-1] An efficient synthesis of the Stemona alkaloid ()-sessilifoliamide J (1) in 12 steps and 7.7% overall yield from the known building block 8 is presented. The synthesis features the Corey lactonization reaction and a high... Tandem Application of C-C Bond-Forming Reactions with Reductive Ozonolysis [作者：WILLANDCHARNLEY RACHEL; DUSSAULT PATRICK H,期刊：Journal of Organic Chemistry, 页码：42-47 , 文章类型： Article，,卷期：2013年78-1] Several variants of reductive ozonolysis, defined here as the in situ generation of aldehydes or ketones during ozonolytic cleavage of alkenes, are demonstrated to work effectively in tandem with a number of C-C bond-for... From Chiral ortho-Benzoquinone Monoketals to Nonracemic lndolinocodeines through Diels-Alder and Cope Reactions [作者：GAO JIHONG; SIMON JOSEPHINE ORSO; RODRIGO RUSSELL; ASSOUD ABDELJALIL,期刊：Journal of Organic Chemistry, 页码：48-58 , 文章类型： Article，,卷期：2013年78-1] The S-dienol (-)-4 containing 10 carbons and one oxygen of the final product was prepared in 98.6% ee and 39% yield from cyclohexan-1,3-dione. It was attached to the aromatic ring as a monoether of catechol S-(-)-6 and s... Synthesis of Tubuphenylalanines via Ireland-Claisen Rearrangement [作者：BECKER DOMINIC; KAZMAIER ULI,期刊：Journal of Organic Chemistry, 页码：59-65 , 文章类型： Article，,卷期：2013年78-1] The Ireland-Claisen rearrangement is the central step in the synthesis of tubuphenylalanine, a key building block of the highly antitumor-active tubulysins. The rearrangement of substituted beta-amino acid ally! esters, ... Carbanion-Accelerated Claisen Rearrangements: Asymmetric Induction with Chiral Phosphorus-Stabilized Anions [作者：DENMARK SCOTT E; MARLIN JOHN E; RAJENDRA G,期刊：Journal of Organic Chemistry, 页码：66-82 , 文章类型： Article，,卷期：2013年78-1] The carbanion-accelerated Claisen rearrangement has been extended to include phosphorus carbanion-stabilizing groups. The appropriately substituted allyl vinyl ethers are synthesized by the nucleophilic addition of allyl...