Nelson Adam
School of Chemistry, University of Leeds, Leeds, LS2 9JT (UK), Fax: (+44) 113-233-6565.
Angew Chem Int Ed Engl. 1999 Jun 1;38(11):1583-1585. doi: 10.1002/(SICI)1521-3773(19990601)38:11<1583::AID-ANIE1583>3.0.CO;2-E.
Both in the laboratory and industrially, phase-transfer catalysis offers the potential to induce asymmetry into reactions with anionic intermediates. Equation (a) provides an example (conditions: a) 10 mol % phase-transfer catalyst, BnBr, CsOH⋅H O, PhMe, 15-24 h, -78°C).