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46条记录   Configurationally Labile Enantioenriched Lithiated 3-Arylprop-2-enyl Carbamates: Joint Experimental and Quantum Chemical Investigations on the Equilibrium of Epimers [作者：HEMERY THERESE; HUENERBEIN ROBERT; FROEHLICH ROLAND; GRIMME STEFAN; HOPPE DIETER,期刊：Journal of Organic Chemistry, 页码：5716-5720 , 文章类型： Article，,卷期：2010年75-16] Experimental investigations as well as high-level quantum chemical calculations are performed on the two epimeric pairs of complexes 4.2 and 6.2 obtained by lithiation of cinnamyl carbamate (1) and 1-naphthyl derivative ... Synthesis of Tetrahydroisoquinoline Alkaloids via Anodic Cyanation as the Key Step [作者：LOUAFI FADILA; HURVOIS JEANPIERRE; CHIBANI AISSA; ROISNEL THIERRY,期刊：Journal of Organic Chemistry, 页码：5721-5724 , 文章类型： Article，,卷期：2010年75-16] We report a new route to tetrahydroisoquinoline (THIQ) alkaloids involving the alkylation of alpha-aminonitrile 2 as a key step. The latter compound was prepared by anodic cyanation of the corresponding tertiary amine 1.... Synthesis of Mangiferin, Isomangiferin, and Homomangiferin [作者：WU ZHONGTAO; WEI GUO; LIAN GAOYAN; YU BIAO,期刊：Journal of Organic Chemistry, 页码：5725-5728 , 文章类型： Article，,卷期：2010年75-16] Mangiferin, isomangiferin, and homomangiferin, the xanthone C-glycosides with a wide spectrum of pharmacological effects, were synthesized concisely, featuring a C-glycosylation of a xanthene derivative with perbenzyl-gl... Silylene Transfer to Allylic Sulfides: Formation of Substituted Silacyclobutanes [作者：AGER BRYAN J; BOURQUE LAURA E; BUCHNER KAY M; WOERPEL K A,期刊：Journal of Organic Chemistry, 页码：5729-5732 , 文章类型： Article，,卷期：2010年75-16] Silylene transfer to allylic sulfides results in a formal 1,2-sulfide migration. The rearrangement yields substituted silacyclobutanes, not the expected silacyclopropanes. The silacyclobutanes were elaborated by insertio... Synthesis of Nucleotidylated Poliovirus VPg Proteins [作者：VAN NOORT GERBRAND J VAN DER HEDEN; OVERKLEEFT HERMAN S; VAN DER MAREL GIJSBERT A; FILIPPOV DMITRI V,期刊：Journal of Organic Chemistry, 页码：5733-5736 , 文章类型： Article，,卷期：2010年75-16] Phosphitylation of the side chain hydroxyl function of Fmoc protected tyrosine with 5'-phosphoramidites of suitably protected cytidine, adenosine, and guanosine, followed by oxidation gave three novel nucleotidylated ami... Conjugate Addition of Lithiated Methyl Pyridines to Enones [作者：TABER DOUGLASS F; GUO PENGFEI; PIRNOT MICHAEL T,期刊：Journal of Organic Chemistry, 页码：5737-5739 , 文章类型： Article，,卷期：2010年75-16] Preparatively useful conjugate addition of lithiated methyl pyridines to cyclic and acyclic enones is reported. Addition of 2-picoline to 3-penten-2-one led to a concise synthesis of the alkaloids (+/-)-senepodine G and ... Photoactivated Racemization Catalyst for Dynamic Kinetic Resolution of Secondary Alcohols [作者：DO YOUNGSHIL; HWANG INCHUL; KIM MAHNJOO; PARK JAIWOOK,期刊：Journal of Organic Chemistry, 页码：5740-5742 , 文章类型： Article，,卷期：2010年75-16] Household fluorescent light activates a diruthenium complex to generate catalytic species highly active for the racemization of secondary alcohols under ambient conditions. This catalyst system is applicable for the chem... Copper-Catalyzed Multicomponent Reaction: Synthesis of 4-Arylsulfonylimino-4,5-dihydrofuran Derivatives [作者：SHANG YONGJIA; JU KAI; HE XINWEI; HU JINSONG; YU SHUYAN; ZHANG MIN; LIAO KAISHENG; WANG LIFEN; ZHANG PING,期刊：Journal of Organic Chemistry, 页码：5743-5745 , 文章类型： Article，,卷期：2010年75-16] A series of 4-arylsulfonylimino-4,5-dihydrolurans (14 examples) were efficiently synthesized in good to excellent yields by using the copper-catalyzed three-component reaction between sulfonyl azides, phenylacetylene, an... Total Regioselective Control of Tartaric Acid [作者：SPENGLER JAN; FERNANDEZLLAMAZARES ANA I; RUIZRODRIGUEZ JAVIER; BURGER KLAUS; ALBERICIO FERNANDO,期刊：Journal of Organic Chemistry, 页码：5746-5749 , 文章类型： Article，,卷期：2010年75-16] An efficient strategy to synthesize tartaric acid building blocks for totally regioselective transformations or derivatizations was disclosed. Starting from L-tartaric acid or L-dimethyl tartrate, respectively, we obtain... Short Synthesis of the Seed Germination Inhibitor 3,4,5-Trimethyl-2(5H)-furanone [作者：SURMONT RICCARDO; VERNIEST GUIDO; DE KIMPE NORBERT,期刊：Journal of Organic Chemistry, 页码：5750-5753 , 文章类型： Article，,卷期：2010年75-16] 3,4,5-Trimethyl-2(5H)-furanone, a new seed germination inhibitor with very promising agrochemical applications, was efficiently synthesized from 2,3-dimethylmaleic anhydride via nucleophilic addition of methyllithium fol... Stereoselective Total Synthesis of (-)-Cleistenolide [作者：CAI CHAO; LIU JUN; DU YUGUO; LINHARDT ROBERT J,期刊：Journal of Organic Chemistry, 页码：5754-5756 , 文章类型： Article，,卷期：2010年75-16] A facile stereoselective total synthesis of cleistenolide (1) from the natural chiral template D-arabinose has been achieved in eight steps and 49% overall yield, employing key steps including Wittig olefination, selecti... Synthesis of Aminooxy and N-Alkylaminooxy Amines for Use in Bioconjugation [作者：CARRASCO MICHAEL R; ALVARADO CAROLINA I; DASHNER SCOTT T; WONG AMANDA J; WONG MICHAEL A,期刊：Journal of Organic Chemistry, 页码：5757-5759 , 文章类型： Article，,卷期：2010年75-16] Five Boc-protected aminooxy and N-alkylaminooxy amines have been synthesized in 60-95% overall yield using a common synthetic strategy from readily available two- and three-carbon Cbz-protected amino alcohols. The amines... Improved Arndt-Eistert Synthesis of alpha-Diazoketones Requiring Minimal Diazomethane in the Presence of Calcium Oxide as Acid Scavenger [作者：PACE VITTORIO; VERNIEST GUIDO; SINISTERRA JOSEPVICENT; ALCANTARA ANDRES R; DE KIMPE NORBERT,期刊：Journal of Organic Chemistry, 页码：5760-5763 , 文章类型： Article，,卷期：2010年75-16] A practical methodology to obtain alpha-diazoketones through an improved Arndt-Eistert synthesis is described. The method allows the efficient transformation of acid halides using a stoichiometric amount of diazomethane ... Total Synthesis of Batatoside L [作者：XIE LIN; ZHU SANYONG; SHEN XIAOQIU; HE LILI; YANG JINSONG,期刊：Journal of Organic Chemistry, 页码：5764-5767 , 文章类型： Article，,卷期：2010年75-16] The total synthesis of batatoside L (1), a resin glycoside possessing cytotoxicity against laryngeal carcinoma cells, has been completed in a highly convergent manner. The most crucial step in this total synthesis was th... Copper-Catalyzed Cascade Syntheses of 2H-benzo[b][1,4]thiazin-3(4H)-ones and Quinoxalin-2(1H)-ones through Capturing S and N Atom Respectively from AcSH and TsNH2 [作者：CHEN DINGBEN; WANG ZHIJING; BAO WEILIANG,期刊：Journal of Organic Chemistry, 页码：5768-5771 , 文章类型： Article，,卷期：2010年75-16] A copper-catalyzed cascade method has been developed to synthesize the 2H-benzo[b][1,4]thiazin-3(4H)-ones from 2-halo-N-(2-halophenyl)-acetamides 1 and AcSH via the S(N)2/deacetylation/coupling process, and to synthesize... Synthesis of Tetrahydropyrans from Propargyl Alcohols and 1,1-Cyclopropanediesters: A One-Pot Ring-Opening/Conia-ene Protocol (vol 74, pg 8414, 2009) [作者：LEDUC ANDREW B; LEBOLD TERRY P; KERR MICHAEL A,期刊：Journal of Organic Chemistry, 页码：5772-5772 , 文章类型： Correction，,卷期：2010年75-16]