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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76条记录   Synthesis of Oxindoles by Tandem Heck-Reduction-Cyclization (HRC) from a Single Bifunctional, in Situ Generated Pd/C Catalyst. [作者：Felpin, Francois-Xavier;Ibarguren, Oier;Nassar-Hardy, Luma;Fouquet, Eric;,期刊：Journal of Organic Chemistry, 页码：1349-1352 , 文章类型： 研究论文，,卷期：2009年74-3] A tandem sequence involving palladium-catalyzed sequential Heck-redn.-cyclization transformations in mild conditions has been developed for the synthesis of oxindoles, e.g., I. The protocol involves inexpensive reagents... Total Synthesis of (-)-5,6-Dihydrocineromycin B. [作者：Li, Guozhi;Yang, Xiaoxia;Zhai, Hongbin;,期刊：Journal of Organic Chemistry, 页码：1356-1359 , 文章类型： 研究论文，,卷期：2009年74-3] An asym. total synthesis of (-)-5,6-dihydrocineromycin B (I) has been accomplished in 13 steps from (-)-linalool O-triethylsilyl ether or 12 steps from geraniol. The present synthesis features (i) an intermol. Wittig re... Scope of the Suzuki-Miyaura Cross-Coupling Reaction of Potassium Trifluoroboratoketohomoenolates. [作者：Molander, Gary A.;Jean-Gerard, Ludivine;,期刊：Journal of Organic Chemistry, 页码：1297-1303 , 文章类型： 研究论文，,卷期：2009年74-3] Potassium trifluoroboratoketohomoenolates were prepd. in good yields from either the corresponding a,b-unsatd. compds. or Me ketones. These organoboron reagents were effectively cross-coupled with various aryl and hetero... A Revised Conformational Code for the Exhaustive Analysis of Conformers with One-to-One Correspondence between Conformation and Code: Application to the VCD Analysis of (S)-Ibuprofen. [作者：Izumi, Hiroshi;Ogata, Atsushi;Nafie, Laurence A.;Dukor, Rina K.;,期刊：Journal of Organic Chemistry, 页码：1231-1236 , 文章类型： 研究论文，,卷期：2009年74-3] A revised conformational code for the exhaustive anal. of conformers of all classes of mols. is proposed and applied to the vibrational CD (VCD) anal. of (S)-ibuprofen. The revised code can strictly define the conformat... Highly Efficient and Highly Enantioselective Asymmetric Hydrogenation of Ketones with TunePhos/1,2-Diamine-Ruthenium(II) Complexes. [作者：Li, Wei;Sun, Xianfeng;Zhou, Le;Hou, Guohua;Yu, Shichao;Zhang, Xumu;,期刊：Journal of Organic Chemistry, 页码：1397-1399 , 文章类型： 研究论文，,卷期：2009年74-3] The TunePhos/diamine-Ru(II) complex combined with t-BuOK in 2-propanol effectively catalyzes enantioselective hydrogenation of a wide range of simple ketones including arom., heteroarom., a,b-unsatd., and cyclopropyl ket... Counterattack Mode Differential Acetylative Deprotection of Phenylmethyl Ethers: Applications to Solid Phase Organic Reactions. [作者：Chakraborti, Asit K.;Chankeshwara, Sunay V.;,期刊：Journal of Organic Chemistry, 页码：1367-1370 , 文章类型： 研究论文，,卷期：2009年74-3] A counterattack protocol for differential acetylative cleavage of phenylmethyl ether has been developed. The phenylmethyl moiety is liberated as benzyl bromide that is isolated and reused providing advantages in terms o... Toward a Chemiluminescent Molecular Device: Metal Ion-Enhanced Chemiluminescence of Benzylidenacridan with 15-Monoazacrown-5. [作者：Motoyoshiya, Jiro;Tanaka, Toshimitsu;Kuroe, Motoki;Nishii, Yoshinori;,期刊：Journal of Organic Chemistry, 页码：1014-1018 , 文章类型： 研究论文，,卷期：2009年74-3] The benzylidenacridans (1a-d) with one or more methoxy groups emit light from the excited N-methylacridone (NMA) when treated with a soln. of sodium hypochlorite and alk. hydrogen peroxide, in which a Hammett relation wi... Inspirations, Discoveries, and Future Perspectives in Total Synthesis. [作者：Nicolaou, K. C.;,期刊：Journal of Organic Chemistry, 页码：951-972 , 文章类型： 综述，,卷期：2009年74-3] A review with refs. The last one hundred years have witnessed a dramatic increase in the power and reach of total synthesis. The pantheon of accomplishments in the field includes the total synthesis of mols. of unimagi... 3,6-Disubstituted carbazole-based bisboronic acids with unusual fluorescence transduction as enantioselective fluorescent chemosensors for tartaric acid. [作者：Han, Feng;Chi, Lina;Liang, Xiaofen;Ji, Shaomin;Liu, Shasha;Zhou, Fuke;Wu, Yubo;Han, Keli;Zhao, Jianzhang;James, Tony D.;,期刊：Journal of Organic Chemistry, 页码：1333-1336 , 文章类型： 研究论文，,卷期：2009年74-3] Carbazole-based bisboronic acids are enantioselective fluorescent sensors for tartaric acid. The fluorescence response toward the enantiomers of tartaric acid at neutral pH displayed enhancement/diminishment. The senso... An automatic solid-phase synthesis of peptaibols. [作者：Hjoerringgaard, Claudia U.;Pedersen, Jan M.;Vosegaard, Thomas;Nielsen, Niels Chr.;Skrydstrup, Troels;,期刊：Journal of Organic Chemistry, 页码：1329-1332 , 文章类型： 研究论文，,卷期：2009年74-3] An automated approach to peptaibols using microwave-assisted solid-phase peptide synthesis is demonstrated with a combination of HBTU and acid fluoride mediated couplings for normal and a,a-dialkylated amino acids, resp.... Quaterthiophenes with Terminal Indeno[1,2-b]thiophene Units as p-Type Organic Semiconductors. [作者：Pouchain, Laurent;Aleveque, Olivier;Nicolas, Yohann;Oger, Agathe;Le Regent, Charles-Henri;Allain, Magali;Blanchard, Philippe;Roncali, Jean;,期刊：Journal of Organic Chemistry, 页码：1054-1064 , 文章类型： 研究论文，,卷期：2009年74-3] Quaterthiophenes 4T, Oct-4T, and Tol-4T based on a central 2,2'-bithiophene core a,w-terminated with 4,4-unsubstituted and 4,4-disubstituted n-octyl or p-tolyl indeno[1,2-b]thiophene were synthesized by Stille or Miyaura... Complex Thermal Behavior of 11-cis-Retinal, the Ligand of the Visual Pigments. [作者：Lopez, Carlos Silva;Alvarez, Rosana;Dominguez, Marta;Nieto Faza, Olalla;de Lera, Angel R.;,期刊：Journal of Organic Chemistry, 页码：1007-1013 , 文章类型： 研究论文，,卷期：2009年74-3] Upon heating to 80 癈, 11-cis-retinal yields a mixt. of all-trans-retinal and 13-cis-retinal. This isomerization has been studied by means of d. functional theory methods, and the computational results suggest a close co... Practical Ruthenium-Catalyzed Cyclocarbonylation of Allenyl Alcohols in 2,4,6-Collidine Leading to a,b-Unsaturated Lactones: Concise Stereoselective Synthesis of (+)-Isomintlactone. [作者：Tsubuki, Masayoshi;Takahashi, Kazunori;Honda, Toshio;,期刊：Journal of Organic Chemistry, 页码：1422-1425 , 文章类型： 研究论文，,卷期：2009年74-3] We have found that ruthenium-catalyzed cyclocarbonylation of allenyl alcs. in 2,4,6-collidine under atm. pressure of carbon monoxide smoothly proceeds to afford a,b-unsatd. five- and six-membered lactones in moderate to ... CuX2-Mediated Halolactonization Reaction of Monoesters of 1,2-Allenyl Phosphonic Acids and Their Suzuki Cross-Coupling Reaction. [作者：Yu, Fei;Lian, Xiongdong;Zhao, Jinbo;Yu, Yihua;Ma, Shengming;,期刊：Journal of Organic Chemistry, 页码：1130-1134 , 文章类型： 研究论文，,卷期：2009年74-3] CuX2-mediated (X = Cl, Br) halolactonization of monoesters of 1,2-allenyl phosphonic acids is presented. The reaction proceeded smoothly under the mild condition for differently substituted allenic substrates giving the... Zinc-Catalyzed Nucleophilic Substitution Reaction of Chlorosilanes with Organomagnesium Reagents. [作者：Murakami, Kei;Yorimitsu, Hideki;Oshima, Koichiro;,期刊：Journal of Organic Chemistry, 页码：1415-1417 , 文章类型： 研究论文，,卷期：2009年74-3] Zinc-catalyzed nucleophilic substitution reactions of chlorosilanes with organomagnesium reagents afford various tetraorganosilanes under mild reaction conditions. The reactions can be performed on large scale and allow... Synthesis of a-chloroaldoxime O-methanesulfonates and their Use in the synthesis of functionalized benzimidazoles. [作者：Yamamoto, Yuhei;Mizuno, Hiroo;Tsuritani, Takayuki;Mase, Toshiaki;,期刊：Journal of Organic Chemistry, 页码：1394-1396 , 文章类型： 研究论文，,卷期：2009年74-3] Three different a-chloroaldoxime O-methanesulfonates were synthesized to investigate their chem. properties. The compds. were found to be stable and were able to be stored at ambient temp. without any precautions. The ...