... Greene, TW; Wuts, P. G. M. Protective Groups in Organic Synthesis, 2nd ed.; John Wiley & Sons: New ... H, J = 7.5 Hz), 7.72 (t, 2 H, J = 7.5 Hz), 8.12 (d, 4 H, J = 7.5 Hz ... contained in libraries on microfiche, immediately follows this article in the microfilm version of the journal, and can ...