2-(3-Fluorophenyl)chroman-6-ol → 2-(4-Trifluoromethylphenyl)chroman-6-ol

Participants

Reaction Steps

2-(4-Trifluoromethyl phenyl)chroman-6-ol was prepared as described for 2-(3-fluorophenyl)chroman-6-ol in Example 9(c) starting from 730 mg of 2-(4-trifluoromethylphenyl)chroman-4,6-diol. 1H NMR (400 MHz, d6-DMSO) δ: 8.82 (s, 1H), 7.75 (d, 2H, J 8.3 Hz), 7.65 (d, 2H, J 8.3 Hz), 6.67 (d, 1H, J 8.6 Hz), 6.53 (d, 1H, J 2.9 Hz), 6.51 (dd, 1H, 8.6, 2.9 Hz), 5.12 (d, 1H, J 8.3 Hz), 2.90 (m, 1H), 2.63 (m, 1H), 2.16 (m, 1H), 1.92 (m, 1H).

Provenance & Evidence