... Please enable JavaScript to use all the features on this page. Tetrahedron Letters. Volume 48, Issue 12, 19 March 2007, Pages 2123–2125. ... Tetrahedron Lett., 44 (2003), pp. 801–804. ... 4; (a)Zweifel, G.; Brown, HC Organic Reactions; John Wiley & Sons: New York, Vol. 13, p 27. ...