Works matching IS 14337851 AND DT 2003 AND VI 42 AND IP 34

Results: 34
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    A [2]Pseudorotaxane-Based Molecular Machine: Reversible Formation of a Molecular Loop Driven by Electrochemical and Photochemical Stimuli ( We gratefully acknowledge the Creative Research Initiative Program and the International R&D Cooperation Program of the Korean Ministry of Science and Technology for support of this work and the Brain Korea 21 Program of the Korean Ministry of Education for graduate studentships (to W.S.J. and J.-K.K.). C.L. also thanks the Korea Science and Engineering Foundation for support (grant no. R01-2000-00050). We thank Dr. S. Samal for his help in the preparation of the manuscript. )

    Published in:
    Angewandte Chemie International Edition, 2003, v. 42, n. 34, p. 4097, doi. 10.1002/anie.200351925
    By:
    • Woo Sung Jeon;
    • Albina Y. Ziganshina;
    • Jae Wook Lee;
    • Young Ho Ko;
    • Jin-Koo Kang;
    • Chongmok Lee;
    • Kimoon Kim
    Publication type:
    Article
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    Columnar Supramolecular Architecture Self-Assembled from S<sub>4</sub>-Symmetric Coordination Nanotubes Encapsulating Neutral Guest Molecules ( Acknowledgement is made to the Donors of the Petroleum Research Fund, administered by the American Chemical Society, for partial support through grant PRF no. 36822 and to the National Science Foundation, through award DMR no. 0134156. )

    Published in:
    Angewandte Chemie International Edition, 2003, v. 42, n. 34, p. 4085, doi. 10.1002/anie.200351353
    By:
    • Cheng-Yong Su;
    • Mark D. Smith;
    • Hans-Conrad zur Loye
    Publication type:
    Article
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    Catalytic Enantioselective Synthesis of β-Lactams: Intramolecular Kinugasa Reactions and Interception of an Intermediate in the Reaction Cascade ( Support has been provided by the National Institutes of Health (National Institute of General Medical Sciences, R01-GM066960), Merck, and Novartis. Funding for the MIT Department of Chemistry Instrumentation Facility has been furnished in part by NSF CHE-9808061 and NSF DBI-9729592. We thank Ivory D. Hills for an X-ray crystallographic study. )

    Published in:
    Angewandte Chemie International Edition, 2003, v. 42, n. 34, p. 4082, doi. 10.1002/anie.200352103
    By:
    • Ryo Shintani;
    • Gregory C. Fu
    Publication type:
    Article
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    New Reactions of IBX: Oxidation of Nitrogen- and Sulfur-Containing Substrates To Afford Useful Synthetic Intermediates ( We thank Dr. D. H. Huang and Dr. G. Siuzdak for NMR spectroscopic and mass spectrometric assistance, respectively. Financial support for this work was provided by the National Institutes of Health (USA) and the Skaggs Institute for Chemical Biology. )

    Published in:
    Angewandte Chemie International Edition, 2003, v. 42, n. 34, p. 4077, doi. 10.1002/anie.200352076
    By:
    • K. C. Nicolaou;
    • Casey J. N. Mathison;
    • Tamsyn Montagnon
    Publication type:
    Article
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    A New Catalytic C—C Bond-Forming Hydrogenation: Reductive Coupling of Dienes and Glyoxals under Catalytic Hydrogenation Conditions ( This research was supported in part by the Research Corporation Cottrell Scholar Award (CS0927), the Alfred P. Sloan Foundation, the Dreyfus Foundation, and Eli Lilly. We thank Dr. Ben Shoulders for skillful assistance in the characterization of deuterated materials by one- and two-dimensional <sup>1</sup>H NMR analysis. We thank Dr. Vincent Lynch for skillful assistance in the characterization of 2 a by X-ray crystallographic analysis. )

    Published in:
    Angewandte Chemie International Edition, 2003, v. 42, n. 34, p. 4074, doi. 10.1002/anie.200351986
    By:
    • Hye-Young Jang;
    • Ryan R. Huddleston;
    • Michael J. Krische
    Publication type:
    Article
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    Direct Formation of Mesostructured Silica-Based Hybrids from Novel Siloxane Oligomers with Long Alkyl Chains ( The authors are grateful to Prof. Y. Sugahara (Waseda University) for discussion. The work was partially supported by a Grant-in-Aid for COE research, MEXT, Japan. A. S. thanks a financial support by a Grant-in-Aid for JSPS Fellows from MEXT. )

    Published in:
    Angewandte Chemie International Edition, 2003, v. 42, n. 34, p. 4057, doi. 10.1002/anie.200351419
    By:
    • Atsushi Shimojima
    Publication type:
    Article
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    A Tris(carbene) Pincer Complex: Monomeric Platinum Carbonyl with Three Bound Carbene Centers ( The authors are indebted to the Natural Sciences and Engineering Research Council of Canada (NSERC), the Petroleum Research Fund (PRF), the Izaak Walton Killam Foundation and the University of Alberta for financial support. We also thank NOVA Chemicals Ltd. (Calgary, Canada) for support of the initial work on pincer complexes. N.D.J. Izaak Walton Killam Postdoctoral Fellow (2002–2004). R.A.G. PRF Summer Research Fellow (2002). )

    Published in:
    Angewandte Chemie International Edition, 2003, v. 42, n. 34, p. 4054, doi. 10.1002/anie.200351320
    By:
    • Guanyang Lin;
    • Nathan D. Jones;
    • Robert A. Gossage;
    • Robert McDonald;
    • Ronald G. Cavell
    Publication type:
    Article
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    Generation, Trapping, and Dimerization of Pentacyclo[6.4.0.0<sup>2,10</sup>.0<sup>3,7</sup>.0<sup>4,9</sup>]dodeca-5,8,11-triene: An Uncatalyzed Thermal [2+2+2+2] Cycloaddition ( Financial support from the Ministerio de Ciencia y Tecnología (Project PPQ2002-01080) and the Comissionat per a Universitats i Recerca (Project 2001-SGR-00085) is gratefully acknowledged. S.V. thanks the Ministerio de Ciencia y Tecnología for a fellowship (Programa Ramón y Cajal). We thank the Serveis Cientifico-Tècnics of the University of Barcelona for recording the NMR spectra, the Centre de Supercomputació de Catalunya (CESCA) for computational facilities, and Ms. P. Domènech from IIQAB (CSIC, Barcelona, Spain) for carrying out the elemental analyses. )

    Published in:
    Angewandte Chemie International Edition, 2003, v. 42, n. 34, p. 4049, doi. 10.1002/anie.200351070
    By:
    • Pelayo Camps;
    • José A. Fernández;
    • Santiago Vázquez;
    • Mercè Font-Bardia;
    • Xavier Solans
    Publication type:
    Article
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    Amine-Reactive Monolayers on Scribed Silicon with Controlled Levels of Functionality: Reaction of a Bare Silicon Surface with Mono- and Diepoxides ( Acknowledgment is made to the Donors of The Petroleum Research Fund, administered by the American Chemical Society, to the Research Corporation, and to the David M. Kennedy Center at BYU for their support of this research. )

    Published in:
    Angewandte Chemie International Edition, 2003, v. 42, n. 34, p. 4046, doi. 10.1002/anie.200250846
    By:
    • Yit-Yian Lua;
    • Michael V. Lee;
    • William J. J. Fillmore;
    • Reija Matheson;
    • Amarchard Sathyapalan;
    • Matthew C. Asplund;
    • Steven A. Fleming;
    • Matthew R. Linford
    Publication type:
    Article
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    Template Synthesis and Theoretical Investigation of [Cu<sup>II</sup><sub>2</sub>Cu<sup>I</sup><sub>3</sub>K<sub>6</sub>(μ<sub>6</sub>-Cl)(μ<sub>3</sub>-OtBu)<sub>12</sub>]: The First Mixed-Valence Copper Alkoxide ( We gratefully acknowledge the DFG (Zentrum für funktionelle Nanostrukturen) and the Fonds der Chemischen Industrie for financial support. Thanks are due to Dr. A. Eichhöfer for the powder diffraction experiments. )

    Published in:
    Angewandte Chemie International Edition, 2003, v. 42, n. 34, p. 4036, doi. 10.1002/anie.200351395
    By:
    • Reinhart Ahlrichs;
    • Christopher E. Anson;
    • Dieter Fenske;
    • Oliver Hampe;
    • Alexander Rothenberger;
    • Marek Sierka
    Publication type:
    Article
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    P<sub>4</sub><sup>2-</sup>: A 6π Aromatic Polyphosphide in Dicesium Cyclotetraphosphide–Ammonia (1/2) ( This work was supported by the Deutsche Forschungsgemeinschaft and the Fonds der Chemischen Industrie. We appreciate the generous donation of calcium phosphide by Chemische Fabrik Wülfel. F. K. thanks the Studienstiftung des Deutschen Volkes for a fellowship. )

    Published in:
    Angewandte Chemie International Edition, 2003, v. 42, n. 34, p. 4030, doi. 10.1002/anie.200351776
    By:
    • Florian Kraus;
    • Jürgen C. Aschenbrenner;
    • Nikolaus Korber
    Publication type:
    Article
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    Natural Product Hybrids as New Leads for Drug Discovery ( A list of abbreviations can be found at the end of this article. The frontispiece shows Ganesha, the Indian god of wisdom and prosperity, in the center of a triangle of the natural products estrone and talaromycin B as well as a synthetic hybrid of both. According to legend, Shiva tore off the head of his son in a jealous rage and in remorse gave him the head of the first creature to pass by, an elephant. )

    Published in:
    Angewandte Chemie International Edition, 2003, v. 42, n. 34, p. 3996, doi. 10.1002/anie.200200553
    By:
    • Lutz F. Tietze;
    • Hubertus P. Bell;
    • Srivari Chandrasekhar
    Publication type:
    Article
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    HIO<sub>3</sub> and I<sub>2</sub>O<sub>5</sub>: Mild and Selective Alternative Reagents to IBX for the Dehydrogenation of Aldehydes and Ketones ( We thank Dr. D. H. Huang, Dr. G. Suizdak, and Dr. Raj Chahda for NMR spectroscopic, mass spectrometric, and X-ray crystallographic assistance, respectively. Financial support for this work was provided by The Skaggs Institute for Chemical Biology, fellowships from GlaxoWellcome (T.M.) and the National Science Foundation (P.S.B.), and grants from Amgen, Array Biopharma, Boehringer-Ingelheim, Glaxo, Hoffmann-LaRoche, DuPont, Merck, Novartis, Pfizer, and Schering Plough.)

    Published in:
    Angewandte Chemie International Edition, 2003, v. 42, n. 34, p. 3981, doi. 10.1002/anie.200390568
    By:
    • K. C. Nicolaou;
    • Tamsyn Montagnon;
    • Phil S. Baran
    Publication type:
    Article
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    First Observation of Alkali Metal Ion Induced Trans–Cis Isomerization of Palladium(II) Phosphane Complexes Containing Crown Ether Moieties ( V.W.-W.Y. acknowledges support from The University of Hong Kong and the University Grants Committee Area of Excellence Scheme and the receipt of a Croucher Senior Research Fellowship (2000–2001) from the Croucher Foundation. C.-C.K. acknowledges the receipt of a Croucher Scholarship from the Croucher Foundation and a Li Po Chun Postgraduate Scholarship from the Li Po Chun Charitable Fund. The work has been supported by a grant from the Research Grants Council of the Hong Kong SAR, China (Project No. HKU 7120/02P). Dr. K. Lau and Dr. K. K. Cheung are gratefully acknowledged for developing the computer program for iterative fits and for solving the X-ray crystal structures, respectively. )

    Published in:
    Angewandte Chemie International Edition, 2003, v. 42, n. 34, p. 3981, doi. 10.1002/anie.200390564
    By:
    • Vivian Wing-Wah Yam;
    • Xiao-Xia Lu;
    • Chi-Chiu Ko
    Publication type:
    Article
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    Highly Enantioselective Construction of Quaternary Stereocenters on β-Keto Esters by Phase-Transfer Catalytic Asymmetric Alkylation and Michael Reaction ( This work was supported in part by a Grant-in-Aid for Scientific Research from the Ministry of Education, Culture, Sports, Science and Technology, Japan. M. Takeuchi is grateful to the Japan Society for the Promotion of Science for Young Scientists for a research fellowship. )

    Published in:
    Angewandte Chemie International Edition, 2003, v. 42, n. 34, p. 3981, doi. 10.1002/anie.200390567
    By:
    • Takashi Ooi;
    • Takashi Miki;
    • Mika Taniguchi;
    • Misato Shiraishi;
    • Mifune Takeuchi;
    • Keiji Maruoka
    Publication type:
    Article