Literature DB >> 28394383

Phase-transfer catalyzed asymmetric synthesis of α,β-unsaturated γ,γ-disubstituted γ-lactams.

Alexander Arlt1, Hideaki Toyama, Koji Takada, Takuya Hashimoto, Keiji Maruoka.   

Abstract

The direct enantioselective vinylogous Michael addition of unsaturated γ-monosubstituted γ-lactams was realized by using chiral phase-transfer catalysis as a means to give enantioenriched γ,γ-disubstituted γ-lactams.

Entities:  

Year:  2017        PMID： 28394383     DOI： 10.1039/c7cc01058c

Source DB:  PubMed          Journal:  Chem Commun (Camb)        ISSN： 1359-7345            Impact factor:   6.222


  2 in total

1.  Alkylative kinetic resolution of vicinal diols under phase-transfer conditions: a chiral ammonium borinate catalysis.

Authors:  Martin Pawliczek; Takuya Hashimoto; Keiji Maruoka
Journal:  Chem Sci       Date:  2017-12-12       Impact factor: 9.825

2.  H-Bond Mediated Phase-Transfer Catalysis: Enantioselective Generating of Quaternary Stereogenic Centers in β-Keto Esters.

Authors:  Patryk Niedbała; Maciej Majdecki; Piotr Grodek; Janusz Jurczak
Journal:  Molecules       Date:  2022-04-13       Impact factor: 4.927
  2 in total

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