Sulfuric acid magnesium salt (1:1) → 7-[(E)-2-(pyrimidin-5-yl)vinyl]-3,4,5,6-tetrahydro-1H-2,5-ethanoazepino[4,3-b]indole

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The product of Example 1B (265 mg, 0.91 mmol), the product of Example 29A (193 mg, 1.82 mmol) and magnesium sulfate (55 mg, 0.46 mmol) were combined and processed as described in Example 1D to provide the title compound as the slower eluting compound: 1H NMR (400 MHz, methanol-d4) δ ppm 2.04-2.20 (m, 4 H), 3.04-3.17 (m, 3 H), 3.22-3.30 (m, 2 H), 4.26 (s, 2 H), 7.05 (t, J=7.6 Hz, 1 H), 7.24 (d, J=16.8 Hz, 1 H), 7.31 (dd, J=7.9, 0.9 Hz, 1 H), 7.43-7.47 (m, J=7.3 Hz, 1 H), 7.89 (s, 1 H), 9.02 (d, J=16.1 Hz, 1 H), 9.04 (s, 2 H); MS (APCI) m/z 317 (M+H)+.

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