Reaktion #1542227

Reaktionsgleichung

2-(4-fluorophenyl)chroman-6-ol

2-(3-hydroxyphenyl)chroman-4,6-diol

→

2-(3-Hydroxyphenyl)chroman-6-ol

Reaktionsbedingungen

Vorschrift

2-(3-Hydroxyphenyl)chroman-6-ol was prepared as described for 2-(4-fluorophenyl)chroman-6-ol in Example 2(c) but starting from 2-(3-hydroxyphenyl)chroman-4,6-diol. 1H NMR (400 MHz, d6-DMSO) δ: 9.38 (s, 1H), 8.77 (s, 1H), 7.17-7.13 (m, 1H), 6.82-6.79 (m, 2H), 6.70-6.67 (m, 1H), 6.62 (d, 1H, J 8.6 Hz), 6.52-6.47 (m, 2H), 4.89 (dd, 1H, J 2.1, 9.9 Hz), 2.86-2.82 (m, 1H), 2.65-2.59 (m, 1H), 2.09-2.04 (m, 1H), 1.91-1.85 (m, 1H).

Quelle