5-Amino-4-(benzo[d]thiazol-2-yl)thiophene-3-carbonitrile → N-(3-(benzo[d]thiazol-2-yl)-4-cyanothiophen-2-yl)-2-(2-oxo-1,5-naphthyridin-1(2H)-yl)acetamide

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Reaction Steps

The title compound was prepared from 2-(2-oxo-1,5-naphthyridin-1(2H)-yl)acetic acid (0.040 g, 0.19 mmol) and 5-amino-4-(benzo[d]thiazol-2-yl)thiophene-3-carbonitrile (0.073 g, 0.28 mmol) according to protocol A. The crude product was purified by prep HPLC. LCMS retention time (min)=5.122, method [12], MS (ESI) 446.1 (M+H). 1H NMR (CDCl3) δ 13.38 (s, 1H), 8.32 (d, J=5.6 Hz, 1H), 7.99 (d, J=7.5 Hz, 1H), 7.94 (d, J=7.5 Hz, 1H), 7.62 (s, 1H), 7.58 (d, J=8.4 Hz, 1H), 7.54 (d, J=8.4 Hz, 1H), 7.47-7.42 (m, 1H), 7.35-7.30 (m, 1H), 4.95 (s, 2H), 3.33-3.28 (m, 2H), 2.99-2.94 (m, 2H).

Provenance & Evidence