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Hypervalent Carbon Atom: “Freezing” the SN2 Transition State

Authors

  • Simon C. A. H. Pierrefixe Dr.,

    1. Department of Theoretical Chemistry and Amsterdam Center for Multiscale Modeling, Scheikundig Laboratorium der Vrije Universiteit, De Boelelaan 1083, 1081 HV Amsterdam (The Netherlands), Fax: (+31) 20-5987-629
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  • Sebastiaan J. M. van Stralen,

    1. Department of Theoretical Chemistry and Amsterdam Center for Multiscale Modeling, Scheikundig Laboratorium der Vrije Universiteit, De Boelelaan 1083, 1081 HV Amsterdam (The Netherlands), Fax: (+31) 20-5987-629
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  • Joost N. P. van Stralen Dr.,

    1. Department of Theoretical Chemistry and Amsterdam Center for Multiscale Modeling, Scheikundig Laboratorium der Vrije Universiteit, De Boelelaan 1083, 1081 HV Amsterdam (The Netherlands), Fax: (+31) 20-5987-629
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  • Célia Fonseca Guerra Dr.,

    1. Department of Theoretical Chemistry and Amsterdam Center for Multiscale Modeling, Scheikundig Laboratorium der Vrije Universiteit, De Boelelaan 1083, 1081 HV Amsterdam (The Netherlands), Fax: (+31) 20-5987-629
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  • F. Matthias Bickelhaupt Prof. Dr.

    1. Department of Theoretical Chemistry and Amsterdam Center for Multiscale Modeling, Scheikundig Laboratorium der Vrije Universiteit, De Boelelaan 1083, 1081 HV Amsterdam (The Netherlands), Fax: (+31) 20-5987-629
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  • We thank the National Research School Combination for Catalysis (NRSC-C) and the Netherlands Organization for Scientific Research (NWO-CW and NWO-NCF) for financial support.

Abstract

original image

Fünf gewinnt! Unter bestimmten Umständen liegen hypervalente Kohlenstoffatome mit fünf Substituenten in einer trigonal-bipyramidalen Anordnung vor (siehe Struktur), die dem normalerweise labilen Übergangszustand von SN2-Reaktionen entspricht.

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