反应详情

Reaction of the iodide (173) prepared as described in example 312 with aqueous dimethylamine using the procedure described in example 179 of Scheme 3 except that the reaction conditions were 6 h at room temperature gave (174) (64%) as an orange powder, mp 162–164° C. 1H NMR δ [(CD3)2SO] 11.85 (s, 1H), 11.04 (br s, 1H), 8.42 (s, 1H), 7.57 (dd, J=8.0, 2.2 Hz, 1H), 7.55 (s, 1H), 7.51–7.43 (m, 3H), 7.42 (s, 1H), 3.93 (s, 3H), 2.77 (t, J=7.4 Hz, 2H), 2.24 (t, J=7.3 Hz, 2H), 2.11 (s, 6H), 1.63 (m, 2H), 1.47 (m, 2H). EIMS found M+=475.1657, 477.1650. C27H26ClN3O3 requires 475.1663, 477.1633.

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