1. Exploring reactivity of a bis-sulfonium zirconocene-ate dimer: synthesis of various zwitterionic phosphonium anionic zirconocene complexes
- Author
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Esteban Ortega, Philippe Meunier, Nadine Pirio, Philippe Richard, Institut Charles Gerhardt Montpellier - Institut de Chimie Moléculaire et des Matériaux de Montpellier ( ICGM ICMMM ), Université Montpellier 1 ( UM1 ) -Université Montpellier 2 - Sciences et Techniques ( UM2 ) -Ecole Nationale Supérieure de Chimie de Montpellier ( ENSCM ) -Université de Montpellier ( UM ) -Centre National de la Recherche Scientifique ( CNRS ), Institut de Chimie Moléculaire de l'Université de Bourgogne [Dijon] ( ICMUB ), Université de Bourgogne ( UB ) -Centre National de la Recherche Scientifique ( CNRS ), Institut Charles Gerhardt Montpellier - Institut de Chimie Moléculaire et des Matériaux de Montpellier (ICGM ICMMM), Ecole Nationale Supérieure de Chimie de Montpellier (ENSCM)-Centre National de la Recherche Scientifique (CNRS)-Université de Montpellier (UM)-Université Montpellier 1 (UM1)-Université Montpellier 2 - Sciences et Techniques (UM2)-Institut de Chimie du CNRS (INC), Institut de Chimie Moléculaire de l'Université de Bourgogne [Dijon] (ICMUB), and Université de Bourgogne (UB)-Institut de Chimie du CNRS (INC)-Centre National de la Recherche Scientifique (CNRS)
- Subjects
Sulfonium ,Dimer ,010402 general chemistry ,01 natural sciences ,Biochemistry ,Medicinal chemistry ,Inorganic Chemistry ,Benzaldehyde ,chemistry.chemical_compound ,Chalcogen ,anionic zirconocene ,Materials Chemistry ,Organic chemistry ,[CHIM.COOR]Chemical Sciences/Coordination chemistry ,Reactivity (chemistry) ,Phosphonium ,Physical and Theoretical Chemistry ,ComputingMilieux_MISCELLANEOUS ,Bicyclic molecule ,010405 organic chemistry ,sulfonium ,Organic Chemistry ,[ CHIM.COOR ] Chemical Sciences/Coordination chemistry ,zirconocene-ate ,phosphonium ,Cycloaddition ,3. Good health ,0104 chemical sciences ,chemistry ,chalcogens ,zwitterionic complexes - Abstract
Formal [3+2] cycloaddition reactions between the bis-sulfonium zirconocene-ate dimer 1a and methylpropiolate, benzaldehyde and carbon disulfide afforded stable zwitterionic phosphonium zirconocene-ate complexes 2–4, respectively, with two orthocondensed five-membered heterocycles. X-ray crystal structure of 4 has been determined. Elemental chalcogens (S, Se, Te) gave rise also to a new variety of five-coordinate zirconium(IV) complexes (5–7) by a formal [3+1] cycloaddition reaction. In these bicyclic zirconates, sulfur is included in a five-membered ring while the second chalcogen is in a four-membered one.
- Published
- 2007
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