1-(Benzothiazole-2-sulfonyl)-piperazin-2-one trifluoroacetic acid salt → 1-(Benzothiazole-2-sulfonyl)-4-{[2-N-(4-methoxybenzyloxycarbonyl)-guanin-9-yl]-acetyl}-piperazin-2-one

Participants

Reaction Steps

The title compound was synthesized by the reaction of 1-(benzothiazole-2-sulfonyl)-piperazin-2-one trifluoroacetic acid salt with [2-N-(4-methoxybenzyloxycarbonyl)-guanin-9-yl]-acetic acid as per the procedure of Example 52. 1H NMR (500 MHz; DMSO-d6) δ 11.38 (bs, 2H), 8.33 (m, 1H), 8.24 (m, 1H), 7.81 (d, 0.6H), 7.77 (d, 0.4H), 7.71 (m, 2H), 7.36 (d, 2H), 6.94 (d, 2H), 5.16 (s, 2H), 5.12 (s, 1.2H), 5.02 (s, 0.8H), 4.51 (s, 0.8H), 4.26 (s, 1.2H), 4.24 (t, 1.2H), 4.08 (t, 0.8H), 4.03 (t, 1.2H), 3.85 (t, 0.8H), 3.75 (s, 3H).

Provenance & Evidence