Trifluoroacetic acid → 2-[8-(Benzothiazol-2-ylcarbamoyl)-3,4-dihydro-1H-isoquinolin-2-yl]-5-{3-[4-(2-dimethylamino-ethoxy)-phenoxy]-propyl}-thiazole-4-carboxylic acid

Participants

Reaction Steps

The title compound 75 was prepared as a TFA salt in a similar manner to the synthesis of compound 51 by substituting compound 51A with compound 75B: 1H NMR (DMSO-d6): δ 12.85 (s, 1H), 9.58 (s, 1H), 8.03 (d, J=7.67 Hz, 1H), 7.79 (d, J=7.67 Hz, 1H), 7.67 (d, J=7.06 Hz, 1H), 7.33-7.50 (m, 4H), 6.86-6.93 (m 4H), 4.83 (s, 2H), 4.21-4.24 (m, 2H), 3.92 (t, J=6.29 Hz, 2H), 3.73 (t, J=5.98 Hz, 2H), 3.15-3.18 (m, 2H), 3.03 (t, J=5.98 Hz, 2H), 2.85 (s, 6H), 1.94-2.01 (m, 2H). ESI (+)/MS: 658 (M+H)+.

Provenance & Evidence