3-Chloro-4-fluorophenylboronic Acid (contains varying amounts of Anhydride) → 2-(3-Chloro, 4-fluoro-phenyl)-1,3,4,5-tetrahydro-azepino[5,4,3-cd]indol-6-one

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In a manner similar to that described for Compound 12, the tricyclic bromide (300 mg, 1.13 mmol) and 3-chloro-4-fluorophenylboronic acid (217 mg, 1.24 mmol) were coupled to yield 2-(3-chloro, 4-fluoro-phenyl)-1,3,4,5-tetrahydro-azepino[5,4,3-cd]indol-6-one, 217 mg (61%), as a pale-yellow solid. mp 234-235° C.; 1H NMR (300 MHz, d6-DMSO) δ 3.04 (m, 2H), 3.39 (m, 2H), 7.24 (app t, 1H, J=7.8 Hz), 7.57 (dd, 1H, J=8.1, 0.9 Hz), 7.61 (m, 2H), 7.69 (dd, 1H, J=7.5, 0.9 Hz), 7.85 (dd, 1H, J=7.2, 2.1 Hz), 8.10 (br t, 1H), 11.68 (br s, 1H); HRMS (FAB, MH+) Calcd for C17H13ClFN2O: 315.0700, Found: 315.0704; Anal. (C17H12ClFN2O.1.0 H2O.0.5 MeOH) C, H, N.

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