THF was purified by an Advanced Technology Pure-Solv PS-MD-4 system. 1 … 1H), 8.02 (d, 8.0Hz, 1H), 7.92 (m, 3H), 7.57 (t, 7.6Hz, 1H), 7.40 (t, 7.6Hz, 1H). 13. Login to Download