反应详情

The title compound was prepared from the HATU-mediated coupling of 4-bromo-2-(quinoxaline-5-sulfonylamino)benzoic acid (EXAMPLE 1, Step G) and 2-chloro-4-fluorobenzylamine and purified as described in EXAMPLE 1, Step K. MS (ESI): mass calculated for C22H15BrClFN4O3S, 548.0; m/z found, 549/550 [M+H]+, 571/573 [M+Na]+. HPLC (reverse phase): RT=9.86 min. 1H NMR (500 MHz, CDCl3): 11.29 (s, 1H), 8.88 (dd, J=15.3, 6.0 Hz, 2H), 8.57 (dd, J=7.4, 1.4 Hz, 1H), 8.32 (dd, J=8.4, 1.8 Hz, 1H), 8.31 (d, J=1.8 Hz, 1H), 7.93 (d, J=1.8 Hz, 1H), 7.88 (dd, J=8.4, 7.4 Hz, 1H), 7.43 (dd, J=8.5, 6.0 Hz, 1H), 7.16 (dd, J=8.3, 2.6, 1H), 7.14 (d, J=8.4 Hz, 1H), 7.07 (dd, J=8.5, 2.1 Hz, 1H), 7.01 (ddd, J=8.2, 8.2, 2.5 Hz, 1H), 6.38-6.33 (m, 1H), 4.57 (d, J=6.0 Hz, 1H).

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