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High-Molecular-Weight Polyquinoxaline-Based Helically Chiral Phosphine (PQXphos) as Chirality-Switchable, Reusable, and Highly Enantioselective Monodentate Ligand in Catalytic Asymmetric Hydrosilylation of Styrenes

Yamamoto, Takeshi, Yamada, Tetsuya, Nagata, Yuuya, Suginome, Michinori·2010·Journal of the American Chemical Society

Abstract

A polyquinoxaline-based helical polymer ligand bearing both helical-sense-determining chiral side chains and coordinating diarylphosphino side chains exhibits solvent-dependent formation of P- or M-helical structures, with which either the S- or R-hydrosilylation product was obtained with high (>93% enantiomeric excess) enantioselectivities.

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Authors
Yamamoto, T., Yamada, T., Nagata, Y., & Suginome, M.
Venue
Journal of the American Chemical Society
Published
2010-05-20
Volume
132
Issue
23
Pages
7899-7901
ISSN
  • 0002-7863 (ISSN-L)
  • 1520-5126
OpenAlex
W2034490711
Cited by
266
References
0
FWCI
10.87
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: High-Molecular-Weight Polyquinoxaline-Based Helically Chiral Phosphine (PQXphos) as Chirality-Switchable, Reusable, and Highly Enantioselective Monodentate Ligand in Catalytic Asymmetric Hydrosilylation of Styrenes. https://app.cochat.ai/papers/10.1021/ja102428q
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Yamamoto, T., Yamada, T., Nagata, Y., & Suginome, M. (2010). High-Molecular-Weight Polyquinoxaline-Based Helically Chiral Phosphine (PQXphos) as Chirality-Switchable, Reusable, and Highly Enantioselective Monodentate Ligand in Catalytic Asymmetric Hydrosilylation of Styrenes. Journal of the American Chemical Society. https://doi.org/10.1021/ja102428q

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