... JavaScript is disabled on your browser. Please enable JavaScript to use all the features on this page. Tetrahedron Letters. Volume 34, Issue 23, 4 June 1993, Pages 3763–3766. The International Journal for the Rapid Publication of Preliminary. ... E. Morera, G. Ortar; Triflates 1a-k were prepared by treatment of a solution of appropriate phenol (5 mmol) and 2,6-di-tert-butyl-4-methylpyridine (1.54 g, 7.5 mmol) in dry CH 2 Cl 2 (25 mL) with triflic anhydride. ...