3-[7-(benzyloxy)-1,1-dioxido-4H-1,2,4-benzothiadiazin-3-yl]-1,1-dibutyl-4-hydroxy-2(1H)-naphthalenone → 1,1-dibutyl-4-hydroxy-3-(7-hydroxy-1,1-dioxido-4H-1,2,4-benzothiadiazin-3-yl)-2(1H)-naphthalenone

Participants

Reaction Steps

The title compound was prepared following the procedure of Example 2G, substituting the product of Example 5D for the product of Example 2F to afforded the title compound (70 mg, 100%). 1H NMR (300 MHz, DMSO-d6): δ 8.16 (d, J=8.09 Hz, 1 H), 7.74 (m, 1 H), 7.54 (m, 2 H), 7.17 (m, 2 H), 7.07 (m, 1 H), 2.16 (m, 2 H), 2.00 (m, 2 H), 1.05 (m, 4 H), 0.88 (m, 2 H), 0.67 (t, J=7.17 Hz, 6 H), 0.50 (m, 2 H).

Provenance & Evidence