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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45条记录   Synthesis of 4-Aryl- and 4-Alkyl-2-silyl-1,3-butadienes and Their Diels-Alder/Cross-Coupling Reactions [作者：JUNKER CHRISTOPHER S; WELKER MARK E; DAY CYNTHIA S,期刊：Journal of Organic Chemistry, 页码：8155-8165 , 文章类型： Article，,卷期：2010年75-23] An ene-yne cross methasis of silyl-substituted alkynes and alkenes has been developed as a route to 4-aryl- and 4-alkyl-2-silyl-substituted 1,3-dienes. The dienes prepared were used to affect highly diaster-eoselective D... Mixed 1,1-Bisphosphorus Compounds: Synthesis, Alkylation, and Horner-Wadsworth-Emmons Olefination Reactions [作者：ORTIAL STEPHANIE; THOMPSON DANE A; MONTCHAMP JEANLUC,期刊：Journal of Organic Chemistry, 页码：8166-8179 , 文章类型： Article，,卷期：2010年75-23] Mixed 1,1-bisphosphorus compounds were prepared by the reaction between a phosphonate diester anion and a P(III) chlorophosphine, or its P(V) borane complex. After deprotonation either in situ or in a separate step, the ... Mechanistic Analysis of Azine N-Oxide Direct Arylation: Evidence for a Critical Role of Acetate in the Pd(OAc)(2) Precatalyst [作者：SUN HOYAN; GORELSKY SERGE I; STUART DAVID R; CAMPEAU LOUISCHARLES; FAGNOU KEITH,期刊：Journal of Organic Chemistry, 页码：8180-8189 , 文章类型： Article，,卷期：2010年75-23] Detailed mechanistic studies on the palladium-catalyzed direct arylation of pyridine N-oxides are presented. The order of each reaction component is determined to provide a general mechanistic picture. The C-H bond cleav... Synthesis of the Landomycinone Skeleton [作者：BUGAUT XAVIER; GUINCHARD XAVIER; ROULLAND EMMANUEL,期刊：Journal of Organic Chemistry, 页码：8190-8198 , 文章类型： Article，,卷期：2010年75-23] The synthesis of the highly functionalized tetracyclic skeleton of landomycinone (2), the aglycon of landomycins, was performed using two pivotal steps relying on metal-catalyzed reactions. They are (1) a [2 + 2 + 2] cyc... Fluoride-Promoted Cross-Coupling of Chloro(mono-, di-, or triphenyl)germanes with Aryl Halides in "Moist" Toluene. Multiple Transfer of the Phenyl Group from Organogermane Substrates and Comparison of the Coupling Efficiencies of Chloro(phenyl)germanes with their Corresponding Stannane and Silane Counterparts [作者：PITTELOUD JEANPHILIPPE; ZHANG ZUNTING; LIANG YONG; CABRERA LAURA; WNUK STANISLAW F,期刊：Journal of Organic Chemistry, 页码：8199-8212 , 文章类型： Article，,卷期：2010年75-23] The trichlorophenyl-, dichlorodiphenyl-, and chlorotriphenylgermanes undergo Pd-catalyzed cross-couplings with aryl bromides and iodides in the presence of tetrabutylammonium fluoride in toluene with addition of the meas... Theoretical Study on Conformation and Electronic State of Huckel-Aromatic Multiply N-Confused [26]Hexaphyrins [作者：TOGANOH MOTOKI; FURUTA HIROYUKI,期刊：Journal of Organic Chemistry, 页码：8213-8223 , 文章类型： Article，,卷期：2010年75-23] Conformations and electronic states of Huckel-aromatic regular, singly, doubly, and triply N-confused [26]hexaphyrins were investigated using density functional theory (DFT) calculations. A comparison of the molecular en... Synthesis of Hexacyclic Parnafungin A and C Models [作者：ZHOU QUAN; SNIDER BARRY B,期刊：Journal of Organic Chemistry, 页码：8224-8233 , 文章类型： Article，,卷期：2010年75-23] A convergent, practical route to unstable hexacyclic parnafungin A and C models has been developed. Two iodoxanthones were prepared in four or five steps (33-50% overall yield). Suzuki-Miyaura coupling of the iodoxanthon... Concise Total Syntheses of (+)-Strictifolione and (6R)-6-[(4R,6R)-4,6-Dihydroxy-10-phenyldec-1-enyl]-5,6-dihydro-2H-pyran- 2-one [作者：TANG SHIBING; XIE XINGANG; WANG XIAOLEI; HE LIUER; XU KE; SHE XUEGONG,期刊：Journal of Organic Chemistry, 页码：8234-8240 , 文章类型： Article，,卷期：2010年75-23] Concise and efficient asymmetric total syntheses of (+)-strictifolione 1 and (6R)-6-[(4R,6R)-4,6-dihydroxy-10-phenyldec-1-enyl]-5,6-dihydro-2H-pyran- 2-one 2 have been achieved based on the strategic application of one-p... Intramolecular Nicholas Reactions in the Synthesis of Dibenzocycloheptanes. Synthesis of Allocolchicine NSC 51046 and Analogues and the Formal Synthesis of (-)-Allocolchicine [作者：DJURDJEVIC SINISA; YANG FEI; GREEN JAMES R,期刊：Journal of Organic Chemistry, 页码：8241-8251 , 文章类型： Article，,卷期：2010年75-23] The preparation of dibenzocycloheptyne-Co-2(CO)(6) complexes by intramolecular Nicholas reactions of biaryl-2-propargyl alcohol-Co-2(CO)(6) derivatives is described. Reductive decomplexation of the dibenzocycloheptyne-Co... Consistent Aromaticity Evaluations of Methylenecyclopropene Analogues [作者：WANG YAN; FERNANDEZ ISRAEL; DUVALL MATTHEW; WU JUDY ICHIA; LI QIANSHU; FRENKING GERNOT; SCHLEYER PAUL VON RAGUE,期刊：Journal of Organic Chemistry, 页码：8252-8257 , 文章类型： Article，,卷期：2010年75-23] Quantitative evaluations of the aromaticity (antiaromaticity) of neutral exocyclic substituted cyclopropenes (HC)(2)C=X (X = BH to InH (group 13), CH, to SnH2 (group 14), NH to SbH (group 15), O to Te (group 16)) by thei... Nicholas Reactions in the Construction of Cyclohepta[de]naphthalenes and Cyclohepta[de]naphthalenones. The Total Synthesis of Microstegiol [作者：TAJ RAFIQ A; GREEN JAMES R,期刊：Journal of Organic Chemistry, 页码：8258-8270 , 文章类型： Article，,卷期：2010年75-23] The application of the Nicholas reaction chemistry of 2,7-dioxygenated naphthalenes in the synthesis of cyclohepta[de]napthalenes and in the synthesis of (+/-)-microstegiol (1) is presented. The substitution profile of N... A Diastereoselective Three-Component Coupling Approach to Highly Substituted Pyrrolidines [作者：CHAULAGAIN MANI RAJ; ARON ZACHARY D,期刊：Journal of Organic Chemistry, 页码：8271-8274 , 文章类型： Article，,卷期：2010年75-23] Building on the observation that metal complexation facilitates azomethine ylide formation, we report that chelating aldehydes participate in metal-templated, one-pot reactions with unprotected amino acid esters and acti... In Situ trapping of Boc-2-pyrrolidinylmethylzinc Iodide with Aryl Iodides: Direct Synthesis of 2-Benzylpyrrolidines [作者：MASSAH AHMAD REZA; ROSS ANDREW J; JACKSON RICHARD F W,期刊：Journal of Organic Chemistry, 页码：8275-8278 , 文章类型： Article，,卷期：2010年75-23] Addition of (S)-(+)-tert-butyl 2-(iodomethyl)pyrrolidine-1-carboxylate to activated zinc, aryl halides, and a catalyst derived from Pd-2(dba)(3) (2.5 mol %) and SPhos (5 mol %) in DMF allows trapping of the corresponding... Highly Chemoselective Palladium-Catalyzed Cross-Trimerization between Alkyne and Alkenes Leading to 1,3,5-Trienes or 1,2,4,5-Tetrasubstituted Benzenes with Dioxygen [作者：ZHOU PENG; HUANG LIANGBIN; JIANG HUANFENG; WANG AZHONG; LI XIANWEI,期刊：Journal of Organic Chemistry, 页码：8279-8282 , 文章类型： Article，,卷期：2010年75-23] A palladium-catalyzed 1:2 linear/cyclic cross-trimerization of alkyne with alkenes using molecular oxygen as the sole oxidant has been reported for the first time. A series of 1,3,5-trienes and 1,2,4,5-tetrasubstituted b... Bidentate P, N-P Ligand for Nickel-Catalyzed Cross-Coupling of Aryl or Benzyl Chlorides with ArMgX [作者：GHOSH RAJU; SARKAR AMITABHA,期刊：Journal of Organic Chemistry, 页码：8283-8286 , 文章类型： Article，,卷期：2010年75-23] A cross-coupling reaction of a variety of aryl, heteroaryl, and benzyl chlorides with ArMgX is catalyzed by 2 mol % of a nickel-phosphine complex prepared in situ from an equimolar amount of Ni(CH3CN)(2)Cl-2 and ligand (... A Vicarious One-Pot Transformation of a Fluorocyclitol to a Polycyclitol: Observation of a Formal 4-Fold Axial-Equatorial Epimerization on a Conformationally Locked Scaffold [作者：MEHTA GOVERDHAN; SEN SAIKAT,期刊：Journal of Organic Chemistry, 页码：8287-8290 , 文章类型： Article，,卷期：2010年75-23] A conformationally locked fluoropentol undergoes an interesting transformation to (trans,anti,trans,anti,trans)-perhydro-2,3,4a,6,7,8a-naphthalenehexol essentially under conditions of base-induced transesterification. Th...