1: With chloro-trimethyl-silane; Ti-(R,R-SALEN); zinc in acetonitrile T=-10°C; pinacol coupling; 5 h; 2: With tetrabutyl ammonium fluoride in tetrahydrofuran 0.166667 h; Title compound not separated from byproducts;
Wallace, Timothy W.; Wardell, Ian; Li, Ke-Dong; Leeming, Peter; Redhouse, Alan D.; Challand, S. Richard
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1995 , # 18 p. 2293 - 2308