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Two-center quaternary ammonium

Scheme 28.24 Two-center quaternary ammonium salt catalyzed Mannich reactions. Scheme 28.24 Two-center quaternary ammonium salt catalyzed Mannich reactions.
Figure 12.10 Chiral binaphthyl- and biphenyl-modified bifunctional and two-center quaternary ammonium salt phase-transfer catalysts. Figure 12.10 Chiral binaphthyl- and biphenyl-modified bifunctional and two-center quaternary ammonium salt phase-transfer catalysts.
See other pages where Two-center quaternary ammonium is mentioned: [Pg.157]    [Pg.1436]   


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Quaternary centers

Two-center

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