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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68条记录   A Versatile and Practical Microwave-Assisted Synthesis of Sterically Hindered N-Arylpiperazines [作者：GAO RONG; CANNEY DANIEL J,期刊：Journal of Organic Chemistry, 页码：7451-7453 , 文章类型： Article，,卷期：2010年75-21] A wide-ranging and practical synthesis of structurally diverse, sterically hindered N-arylpiperazines from 2,2'-(4-nitro-phenylsulfonylazanediyl) bis(ethane-2, 1-diyl) bis(4-nitro-benzenesulfonate) and substituted anilin... Synthesis of Enantiopure 3-Substituted Morpholines [作者：BORNHOLDT JAN; FELDING JAKOB; KRISTENSEN JESPER LANGGAARD,期刊：Journal of Organic Chemistry, 页码：7454-7457 , 文章类型： Article，,卷期：2010年75-21] Enantiopure 3-substituted morpholines were assembled through ring-opening of a N-2-benzothiazolesulfonyl (Bts) activated aziridine with organocuprates followed by a ring annulation reaction with a vinylsulfonium salt und... Concise and Enantioselective Total Synthesis of 15-Deoxy-Delta(12,14)-Prostaglandin J(2) [作者：KIM NAMJUNG; MOON HYUNYOUNG; PARK TAESUN; YUN HWAYOUNG; JUNG JONGWHA; CHANG DONGJO; KIM DAEDUK; SUH YOUNGGER,期刊：Journal of Organic Chemistry, 页码：7458-7460 , 文章类型： Article，,卷期：2010年75-21] The concise and enantioselective synthesis of 15-deoxy-Delta(12,14)-prostaglandin J(2) (15d-PGJ(2)) has been accomplished in 11 steps from a known alcohol. The key step of the synthesis involves an asymmetric Rh-catalyze... Stereoselective alpha,alpha '-Annelation Reactions of 1,3-Dioxan-5-ones [作者：CASEY TYRONE C; CARLISLE JULIE; TISSELLI PATRIZIA; MALE LOUISE; SPENCER NEIL; GRAINGER RICHARD S,期刊：Journal of Organic Chemistry, 页码：7461-7464 , 文章类型： Article，,卷期：2010年75-21] Pyrrolidine enamines derived from three 1,3-dioxan-5-ones undergo (alpha,alpha'-annelation reactions with methyl alpha-(bromomethyl)acrylate to produce bridged 2,4-dioxabicyclo[3.3.1]-nonane ring systems with complete st... Stereoselective Synthesis of 2,3,6-Trisubstituted Tetrahydropyridines via Tf2O-Mediated Grob Fragmentation: Access to Indolizidines (-)-2091 and (-)-223J [作者：LEMONNIER GERALD; CHARETTE ANDRE B,期刊：Journal of Organic Chemistry, 页码：7465-7467 , 文章类型： Article，,卷期：2010年75-21] Herein we describe the gamma-amino hydroxide Grob fragmentation of the aza-bicyclo[2.2.2]octene 1 using triflic anhydride as the activating agent. The resulting dihydropyridinium ion can react with a wide variety of Grig... Diastereoselective Silver-Catalyzed 1,3-Dipolar Cycloaddition of Azomethine Ylides with Fluorinated Imine [作者：XIE HAIBO; ZHU JIANGTAO; CHEN ZIXIAN; LI SHAN; WU YONGMING,期刊：Journal of Organic Chemistry, 页码：7468-7471 , 文章类型： Article，,卷期：2010年75-21] We described hereby an instance of diastereoselective silver-catalyzed 1,3-dipolar cycloaddition of azomethine ylides with imine compounds. This new method provided synthetically useful, highly substituted tetrahydroimid... Cu(OTf)(2)-Mediated Chan-Lam Reaction of Carboxylic Acids to Access Phenolic Esters [作者：ZHANG LINGLI; ZHANG GUOYING; ZHANG MANLI; CHENG JIANG,期刊：Journal of Organic Chemistry, 页码：7472-7474 , 文章类型： Article，,卷期：2010年75-21] A Cu(OTf)(2)-mediated Chan-Lam reaction of carboxylic acids with arylboronic acids is described. It represents a facile and practical methodology to access phenolic esters in moderate to good yields. The procedure tolera... Evans-Tishchenko Coupling of Heteroaryl Aldehydes [作者：DORGAN PHILIP D; DURRANI JAMIE; CASESTHOMAS MANUEL J; HULME ALISON N,期刊：Journal of Organic Chemistry, 页码：7475-7478 , 文章类型： Article，,卷期：2010年75-21] The low-temperature Evans-Tishchenko coupling of a range of functionalized heteroaryl aldehydes with beta-hydroxy ketones in the presence of a Sm(III) catalyst has been achieved with high yields (90-99%) and good to exce... A Concise and Convergent Synthesis of PA-824 [作者：MARSINI MAURICE A; REIDER PAUL J; SORENSEN ERIK J,期刊：Journal of Organic Chemistry, 页码：7479-7482 , 文章类型： Article，,卷期：2010年75-21] An efficient four-step synthesis of PA-824, a promising antituberculosis drug candidate, has been developed. This concise approach offers significant improvements over the synthetic route currently used for large-scale p... A Strategy to Synthesize Taxol Side Chain and (-)-epi Cytoxazone via Chiral Bronsted Acid-Rh-2(OAc)(4) Co-catalyzed Enantioselective Three-Component Reactions [作者：QIAN YU; XU XINFANG; JIANG LIQIN; PRAJAPATI DIPAK; HU WENHAO,期刊：Journal of Organic Chemistry, 页码：7483-7486 , 文章类型： Article，,卷期：2010年75-21] A new approach to synthesize optically active beta-amino-alpha-hydroxyl acid derivatives via chiral Bronsted (OAc)(4) cocatalyzed three-component reactions of diazo acetates with alcohols and imines is reported. A matche... Rh-Catalyzed Oxidative Coupling between Primary and Secondary Benzamides and Alkynes: Synthesis of Polycyclic Amides [作者：SONG GUOYONG; CHEN DAN; PAN CHENGLING; CRABTREE ROBERT H; LI XINGWEI,期刊：Journal of Organic Chemistry, 页码：7487-7490 , 文章类型： Article，,卷期：2010年75-21] A methodology for the high yield and facile synthesis of isoquinolones from benzamides and alkynes via the oxidative ortho C-H activation of benzamides has been developed. Ag2CO3 proved to be an optimal oxidant when MeCN... Stereoselective Synthesis of Cyclohexanones via Phase Transfer Catalyzed Double Addition of Nucleophiles to Divinyl Ketones. [作者：SILVANUS ANDREW C; GROOMBRIDGE BENJAMIN J; ANDREWS BENJAMIN I; KOCIOKKOEHN GABRIELE; CARBERY DAVID R,期刊：Journal of Organic Chemistry, 页码：7491-7493 , 文章类型： Article，,卷期：2010年75-21] Functionalized cyclohexanones are formed in excellent yield and diastereoselectivity from a phase transfer catalyzed double addition of active methylene pronucleophiles to non-symmetrical divinyl ketones. Efforts toward Distorted Spiropentanes [作者：SU KUANJEN; MIEUSSET JEANLUC; ARION VLADIMIR B; KNOLL WOLFGANG; BRECKER LOTHAR; BRINKER UDO H,期刊：Journal of Organic Chemistry, 页码：7494-7497 , 文章类型： Article，,卷期：2010年75-21] Tetravinylbenzene 4 was prepared in nearly quantitative yield from commercially available tetrabromobenzene; the improved, one-step procedure now employs Suzuki-Miyaura cross-coupling conditions. Intermolecular cycloprop... Lanthanide Amides [(Me3Si)(2)N](3)Ln(mu-Cl)Li(THF)(3) Catalyzed Hydrophosphonylation of Aryl Aldehydes [作者：WU QINGMAO; ZHOU JUN; YAO ZHIGANG; XU FAN; SHEN QI,期刊：Journal of Organic Chemistry, 页码：7498-7501 , 文章类型： Article，,卷期：2010年75-21] A highly efficient method for the synthesis of a-hydroxy phosphonates via lanthanide amides [(Me3Si)(2)N](3)Ln(mu-Cl)Li(THF)(3) catalyzed hydrophosphonylation of aromatic aldehydes was developed. The reactions produced t... Synthesis of 2-Alkoxy(aroxy)-3-substituted Quino lines by DABCO-Promoted Cyclization of o-Alkynylaryl Isocyanides [作者：ZHAO JIAJI; PENG CHANGLAN; LIU LANYING; WANG YONG; ZHU QIANG,期刊：Journal of Organic Chemistry, 页码：7502-7504 , 文章类型： Article，,卷期：2010年75-21] Diversified 2-alkoxy- and 2-aroxy-3-substituted quinolines were synthesized from o-alkynylaryl isocyanides and alcohols and phenols promoted by DABCO, respectively. The reaction was initiated by nucleophilic addition of ... Synthesis of 2 ',4 '-Propylene-Bridged (Carba-ENA) Thymidine and Its Analogues: The Engineering of Electrostatic and Steric Effects at the Bottom of the Minor Groove for Nuclease and Thermodynamic Stabilities and Elicitation of RNase H [作者：LIU YI; XU JIANFENG; KARIMIAHMADABADI MANSOUREH; ZHOU CHUANZHENG; CHATTOPADHYAYA JYOTI,期刊：Journal of Organic Chemistry, 页码：7112-7128 , 文章类型： Article，,卷期：2010年75-21] 2',4'-Propylene-bridged thymidine (carba-ENA-T) and five 8'-Me/NH2/OH modified carba-ENA-T analogues have been prepared through intramolecular radical addition to C=N of the tethered oxime-ether. These carba-ENA nucleosi...