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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40条记录   Stereoisomerization of beta-Hydroxy-alpha-sulfenyl-gamma-butyrolactones Controlled by Two Concomitant 1,4-Type Nonbonded Sulfur-Oxygen Interactions As Analyzed by X-ray Crystallography [作者：GONZALEZ FLORENCI V; JAIN AMIT; RODRIGUEZ SANTIAGO; SAEZ JOSE A; VICENT CRISTIAN; PERIS GABRIEL,期刊：Journal of Organic Chemistry, 页码：5888-5894 , 文章类型： Article，,卷期：2010年75-17] We have synthesized nine beta-hydroxy-alpha-sulfenyl-gamma-butyrolactones having different substituents. The syn-anti or syn-syn lactones (or any mixture of both) invariably isomerized into syn-anti/syn-syn lactones in a... A Solanesol-Derived Scaffold for Multimerization of Bioactive Peptides [作者：ALLETI RAMESH; RAO VENKATARAMANARAO; XU LIPING; GILLIES ROBERT J; MASH EUGENE A,期刊：Journal of Organic Chemistry, 页码：5895-5903 , 文章类型： Article，,卷期：2010年75-17] A flexible molecular scaffold bearing varying numbers of terminal alkyne groups was synthesized in five steps from solanesol. R(CO)-MSH(4)-NH2 ligands, which have a relatively low affinity for binding at the human melano... Subporphyrinoid Systems: A Theoretical Study of the Effects of the Diheteroatom Substitution in Pyrrole Subunits and of the Nature of the Bridging Meso Linkages [作者：SORDO TOMAS L; MENENDEZ M ISABEL,期刊：Journal of Organic Chemistry, 页码：5904-5910 , 文章类型： Article，,卷期：2010年75-17] A theoretical study of the geometry, the electronic structure, the electronic absorption spectra, and H-1 and C-13 NMR spectra of the [14]subporphine(1.1.1)-hydroxyboron(III) complex, free-base subporphyrin, and its diox... Orthogonal Actuation of a Supramolecular Double-Porphyrin Tweezer [作者：SCHMITTEL MICHAEL; SAMANTA SOUMEN K,期刊：Journal of Organic Chemistry, 页码：5911-5919 , 文章类型： Article，,卷期：2010年75-17] A supramolecular three-component double-porphyrin tweezer (PT) is prepared quantitatively using heteroleptic complex formation along the HETTAP methodology. Insertion of guest molecules, such as DABCO or pyrazine, into t... Synthesis of Thermally Stable Acylamino-Substituted Bicyclic Dioxetanes and Their Base-Induced Chemiluminescent Decomposition [作者：WATANABE NOBUKO; SANO YUSUKE; SUZUKI HARUNA; TANIMURA MASATOSHI; IJUIN HISAKO K; MATSUMOTO MASAKATSU,期刊：Journal of Organic Chemistry, 页码：5920-5926 , 文章类型： Article，,卷期：2010年75-17] Hydroxyaryl-substituted dioxetanes 2-4 fused with a pyrrolidine ring were selectively synthesized by singlet oxygenation of the corresponding dihydropyrroles 5-7. These N-acylamino-substituted bicyclic dioxetanes were qu... Stereomutation of Axially Chiral Aryl Coumarins [作者：LUNAZZI LODOVICO; MANCINELLI MICHELE; MAZZANTI ANDREA; PIERINI MARCO,期刊：Journal of Organic Chemistry, 页码：5927-5933 , 文章类型： Article，,卷期：2010年75-17] Coumarins substituted by an aryl group in position 4 display restricted rotation about the Ar-C4 bond, giving rise to conformational or configurational enantiomers (atropisomers) when such a restricted motion leads to a ... Stereoselective Synthesis of Chiral 4-(1-Chloroalkyl)-beta-Lactams Starting from Amino Acids and Their Transformation into Functionalized Chiral Azetidines and Pyrrolidines [作者：DEKEUKELEIRE STIJN; DHOOGHE MATTHIAS; TORNROOS KARL W; DE KIMPE NORBERT,期刊：Journal of Organic Chemistry, 页码：5934-5940 , 文章类型： Article，,卷期：2010年75-17] Chiral short-chain alpha-chloroaldehydes were prepared starting from enantiomerically pure amino acids in a three-step approach, thus providing a practical synthetic alternative for known organo-catalytic alpha-chlorinat... Cyclobutane-Derived Diamines: Synthesis and Molecular Structure [作者：RADCHENKO DMYTRO S; PAVLENKO SERGIY O; GRYGORENKO OLEKSANDR O; VOLOCHNYUK DMITRIY M; SHISHKINA SVITLANA V; SHISHKIN OLEG V; KOMAROV IGOR V,期刊：Journal of Organic Chemistry, 页码：5941-5952 , 文章类型： Article，,卷期：2010年75-17] Cyclobutane diamines (i.e., cis- and trans-1,3-diaminocyclobutane, 6-amino-3-azaspiro[3.3]heptane, and 3,6-diaminospiro[3.3]heptane) are considered as promising sterically constrained diamine building blocks for drug dis... Nucleophilic Cycloaromatization of Ynamide-Terminated Enediynes [作者：POLOUKHTINE ANDREI; RASSADIN VALENTIN; KUZMIN ALEXANDER; POPIK VLADIMIR V,期刊：Journal of Organic Chemistry, 页码：5953-5962 , 文章类型： Article，,卷期：2010年75-17] Introduction of a nitrogen atom at one of the acetylenic termini of 10-, 11-, 12-, and 13-membered benzannulated cyclic enediynes results in a complete suppression of the conventional radical Bergman reaction in favor of... Au(I)-Catalyzed Cascade Reaction Involving Formal Double Hydroamination of Alkynes Bearing Tethered Carboxylic Groups: An Easy Access to Fused Dihydrobenzimidazoles and Tetrahydroquinazolines [作者：PATIL NITIN T; MUTYALA ANIL KUMAR; LAKSHMI PEDIREDLA G V V; GAJULA BALAKRISHNA; SRIDHAR BALASUBRAMANIAN; POTTIREDDYGARI GURAVA REDDY; RAO TADIKAMALLA PRABHAKAR,期刊：Journal of Organic Chemistry, 页码：5963-5975 , 文章类型： Article，,卷期：2010年75-17] A process involving gold(I)-catalyzed formal double hydroamination of alkynes, bearing a tethered carboxylic group, for the synthesis of fused dihydrobenzimidazoles and tetrahydroquinazolines has been developed. A series... MeLi plus LiCl in THF: One Heterodimer and No Tetramers [作者：LECACHEY BAPTISTE; OULYADI HASSAN; LAMEIRAS PEDRO; HARRISONMARCHAND ANNE; GERARD HELENE; MADDALUNO JACQUES,期刊：Journal of Organic Chemistry, 页码：5976-5983 , 文章类型： Article，,卷期：2010年75-17] The structure of the aggregates formed when mixing methyllithium and lithium chloride in THF has been studied by multinuclear magnetic resonance at 170 K. The data suggest that only one new entity is observed, that is th... Atropisomeric Properties of 7-, 8-, and 9-Membered-Ring Dibenzolactams: Conformation, Thermal Stability, and Chemical Reactivity [作者：TABATA HIDETSUGU; SUZUKI HIROYUKI; AKIBA KUMI; TAKAHASHI HIDEYO; NATSUGARI HIDEAKI,期刊：Journal of Organic Chemistry, 页码：5984-5993 , 文章类型： Article，,卷期：2010年75-17] The atropisomeric enantiomers of 7-, 8-, and 9-membered-ring dibenzolactams were separated by using chiral H PLC, and their stereochemistries were clarified by using X-ray crystallographic analysis. The atropisomers show... Pd-Catalyzed Assembly of Spirooxindole Natural Products: A Short Synthesis of Horsfiline [作者：DEPPERMANN NINA; THOMANEK HEIKE; PRENZEL ALEXANDER H G P; MAISON WOLFGANG,期刊：Journal of Organic Chemistry, 页码：5994-6000 , 文章类型： Article，,卷期：2010年75-17] The Pd-catalyzed intramolecular alpha-arylation of amides is applied to the synthesis of functionalized spirooxindoles. The substrate scope is evaluated, and the reaction is demonstrated to be useful for the assembly of ... Cyclic Alkenyl Boronic Half Acid Synthesis and Applications [作者：MCNULTY LUANNE; KOHLBACHER KRIS; BORIN KATIE; DODD BRYAN; BISHOP JENI; FULLER LINDSEY; WRIGHT ZACH,期刊：Journal of Organic Chemistry, 页码：6001-6004 , 文章类型： Article，,卷期：2010年75-17] The synthesis of cyclic alkenyl boronic half acids from vinyl and propenyl boronic esters and homoallylic alcohols by ring-closing metathesis is reported. The method is compatible with both conventional and microwave hea... Iron-Containing Mesoporous Aluminosilicate: A Highly Active and Reusable Heterogeneous Catalyst for Hydroarylation of Styrenes [作者：HALDAR SATYAJIT; KONER SUBRATANATH,期刊：Journal of Organic Chemistry, 页码：6005-6008 , 文章类型： Article，,卷期：2010年75-17] Hydroarylation of various styrene derivatives has been successfully carried out in excellent yield using Fe-Al-MCM-41 catalyst. The C-H functionalization using solid heterogeneous catalyst provides a straightforward acce... Efficient Syntheses of Thiadiazole Peptides [作者：KATRITZKY ALAN R; ELNACHEF CLAUDIA; BAJAJ KIRAN; KUBIK JONATHAN; HAASE DANNIEBELLE N,期刊：Journal of Organic Chemistry, 页码：6009-6011 , 文章类型： Article，,卷期：2010年75-17] Novel N-(Cbz-aminoacyl)thiosemicarbazides 3a-c were cyclized by treatment with sulfuric acid to give 1,3,4-thiadiazoles 4a-c. Compounds 4a-c reacted with N-(Cbz-aminoacyl)- and -dipeptidoylbenzotriazoles to afford chiral...