4-Fluorophenylboronic acid → 3-Chloro-4-(4-fluorophenyl)-2-(4-hydroxyphenyl)quinolin-6-ol

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Reaction Steps

This compound was prepared from 35a and 4-fluorophenylboronic acid according to method P. White solid; Yield: 95%; mp 295-296° C.; 1H-NMR (300 MHz, DMSO-d6) δ 6.55 (d, J=2.6 Hz, 1H), 6.87 (d, J=8.6 Hz, 2H), 7.31 (dd, J=9.1, 2.6 Hz, 1H), 7.45 (m, 4H), 7.57 (d, J=8.6 Hz, 2H), 7.92 (d, J=9.1 Hz, 1H), 9.73 (s, 1H), 10.07 (s, 1H); MS (ESI) m/z 364/366 ([M−H]−), 366/368 ([M+H]+); Anal. Calcd for C21H13ClFNO2: C, 68.96; H, 3.58; N, 3.83. Found: C, 68.19; H, 3.56; N, 3.74.

Provenance & Evidence