Ethyl 6-bromohexanoate → Ethyl 6-(4-(3,5-dichloropyridin-4-ylamino)-7-methoxy-2-oxo-2H-chromen-8-yloxy)hexanoate

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The title compound was prepared from ethyl 6-bromohexanoate and 4-(3,5-dichloropyridin-4-ylamino)-8-hydroxy-7-methoxy-2H-chromen-2-one (Example 29) following the procedure outlined in Example 25. 1H NMR (400 MHz, DMSO-d6): δ 9.51 (s, 1H), 8.81 (s, 2H), 7.94 (d, 1H), 7.20 (d, 1H), 4.63 (s, 1H), 4.02 (q, 2H), 3.97 (t, 2H), 3.91 (s, 3H), 2.39 (t, 2H), 1.67 (m, 2H), 1.57 (m, 2H), 1.46 (m, 2H), 1.15 (t, 3H); MS (ESI): 494.9.

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