Tethering chiral Rh diene complexes inside mesoporous solids: experimental and theoretical study of substituent, pore and linker effects on asymmetric catalysis

Author:

Kirchhof Manuel1,Gugeler Katrin2,Beurer Ann-Katrin3,Fischer Felix Richard4,Batman Derman1,Bauch Soeren M.2,Kolin Sofia2,Nicholas Elliot1,Schoch Roland5ORCID,Vogler Charlotte6,Kousik Shravan R.7,Zens Anna1ORCID,Plietker Bernd4,Atanasova Petia7,Naumann Stefan6ORCID,Bauer Matthias5ORCID,Bruckner Johanna R.8ORCID,Traa Yvonne3ORCID,Kästner Johannes2ORCID,Laschat Sabine1ORCID

Affiliation:

1. Institute of Organic Chemistry, University of Stuttgart, Pfaffenwaldring 55, 70569 Stuttgart, Germany

2. Institute for Theoretical Chemistry, University of Stuttgart, Pfaffenwaldring 55, 70569 Stuttgart, Germany

3. Institute of Technical Chemistry, University of Stuttgart, Pfaffenwaldring 55, 70569 Stuttgart, Germany

4. Chair of Organic Chemistry I, Technical University of Dresden, 01069 Dresden, Germany

5. Department Chemistry and Center for Sustainable Systems Design (CSSD), University of Paderborn, 33098 Paderborn, Germany

6. Institute of Polymer Chemistry, University of Stuttgart, Pfaffenwaldring 55, 70569 Stuttgart, Germany

7. Institute for Materials Science, University of Stuttgart, Heisenbergstr. 3, 70569 Stuttgart, Germany

8. Institute of Physical Chemistry, University of Stuttgart, Pfaffenwaldring 55, 70569 Stuttgart, Germany

Abstract

Improved enantioselectivity in the 1,2-addition was observed for chiral Rh norbornadiene catalysts immobilized on ordered mesoporous silica with small pores. Confinement effects were rationalized by experimental and computational studies.

Funder

Deutsche Forschungsgemeinschaft

Ministerium für Wissenschaft, Forschung und Kunst Baden-Württemberg

Publisher

Royal Society of Chemistry (RSC)

Subject

Catalysis

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