Triethylamine → 4-Chloro-6-(1-methyl-piperidin-4-yl)-2-[4-(1-methyl-2-thiophen-2-yl-ethylamino)-2-oxo-1,2-dihydro-pyridin-3-yl]-1H-1,3,6-triaza-s-indacene-5,7-dione

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Reaction Steps

4-Chloro-2-{4-[3-(2,4-dimethyl-phenoxy)-2-hydroxy-propylamino]-2-oxo-1,2-dihydro-pyridin-3-yl}-6-(1-methyl-piperidin-4-yl)-1H-1,3,6-triaza-s-indacene-5,7-dione (18 mg, 0.04 mmol), 1-methyl-2-thiophen-2-yl-ethylamine (8.5 mg, 0.06 mmol) and Et3N (0.2 mL, 1.43 mmol) in EtOH (1.0 mL) was heated at 80° C. for 17 h and then concentrated to result a residue which was subjected to HPLC purification to furnish the title compound in TFA salt form (6.73 mg, 25%). 1H NMR (DMSO-d6) δ 1.36 (d, J=6 Hz, 3H, CH3), 1.95 (m, 2H), 2.52 (m, 2H), 2.74 (s, 3H, CH3), 3.02-3.22 (4H), 3.45 (m, 2H), 4.08 (m, 1H), 4.28 (m, 1H), 6.19 (d, J=8 Hz, 1H), 6.89 (m, 1H), 7.00 (m, 1H), 7.29 (m, 1H), 7.39 (m, 1H), 8.09 (s, 1H), 11.01 (d, J=8 Hz, 1H), 11.35 (d, J=6 Hz, 1H); ESI-MS m/z 551.3 (MH+).

Provenance & Evidence