3-Chloro-4-fluorophenylboronic Acid (contains varying amounts of Anhydride) → HCID 44585534, compound

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Reaction Steps

Prepared from 7-bromo-5-ethyl-5-thien-2-yl-1,5-dihydro-4,1-benzoxazepin-2(3H)-one and 3-chloro-4-fluorobenzeneboronic acid using the coupling procedure described in example 1. 1H-NMR (DMSO-d6) δ 10.08 (s, 1H), 7.85 (dd, J=7.1, 2.2 Hz, 1H), 7.65 (m, 2H), 7.57 (dd, J=5.0, 1.0 Hz, 1H), 7.52 (m, 2H), 7.26 (d, J=8.5 Hz, 1H), 7.01 (m, 2H), 4.11 (d, J=15.4 Hz, 1H), 3.95 (d, J=15.4 Hz, 1H), 2.41 (m, 2H), 0.78 (t, J=7.0 Hz, 3H); MS (ES) m/z 400 (M−H)−.

Provenance & Evidence