(1) Reviews on oxyphosphoranes:(a) F. Ramirez, Acc. Chem. Res., I, 168 (1968);(b) FH Westheimer, ibid., 1, 70 (1968);(c) I. Ugi, D. Marquarding, H. Klusacek, P. Gillespie, and F. Ramirez, ibid., 4, 286 (1971);(d) RF Hudson and C. Brown, ibid., 5, 204 (1972):(e) F. Ramirez, Synthesis, 90 (1974).(2)(a) VM Clark and AJ Kirby, J. Am. Chem. SOC., 85, 3705 (1963);(b) SJ Benkovic and KJ Schray, ibid., 91, 5653 (1969);(c) F. Ramirez, SL Glaser, P. ...
