8-(5-Bromopentyloxy)-4-(3,5-dichloropyridin-4-ylamino)-7-methoxy-2H-chromen-2-one → 8-(5-(2H-Tetrazol-2-yl)pentyloxy)-4-(3,5-dichloropyridin-4-ylamino)-7-methoxy-2H-chromen-2-one

Participants

Reaction Steps

The title compound was prepared from tetrazole and 8-(5-bromopentyloxy)-4-(3,5-dichloropyridin-4-ylamino)-7-methoxy-2H-chromen-2-one (Example 28) following the procedure outlined in Example 98. 1H NMR (400 MHz, DMSO-d6): δ 9.52 (s, 1H), 8.94 (s, 1H), 8.81 (s, 2H), 7.94 (d, 1H), 7.19 (d, 1H), 4.72 (t, 2H), 4.63 (s, 1H), 3.96 (t, 2H), 3.90 (s, 3H), 1.98 (m, 2H), 1.70 (m, 2H), 1.46 (m, 2H); MS (ESI): 490.9.

Provenance & Evidence