反应详情

A mixture 1-(tetrahydro-2H-pyran-4-ylmethyl)-3-[(2,2,3,3-tetramethylcyclopropyl)carbonyl]-1H-indole-5-carboxylic acid (0.10 g, 0.26 mmol, the minor product of Example 114B), 1,1′-carbonyldimidazole (55 mg, 0.34 mmol) and heptylamine (50 μL, 0.34 mmol) in 4 mL of EtOAc and 3 mL of THF was processed as described in Example 93 to provide the title compound (25 mg, 0.052 mmol, 20% yield). 1H NMR (MeOH-d4, 300 MHz) δ ppm 0.87-0.95 (m, 3H), 1.34 (s, 12H), 1.37-1.43 (m, 7H), 1.43-1.51 (m, 6H), 1.58-1.71 (m, 2H), 2.13-2.27 (m, 1H), 2.18 (s, 1H), 3.32-3.37 (m, 2H), 3.40 (t, J=7.1 Hz, 2H), 3.87-3.97 (m, 2H), 4.19 (d, J=7.1 Hz, 2H), 7.58 (d, J=8.8 Hz, 1H), 7.75 (dd, J=8.6, 1.9 Hz, 1H), 8.16 (s, 1H), 8.77 (d, J=1.7 Hz, 1H); MS (DCI/NH3) m/z 481 (M+H)+; Anal. Calculated for C30H44N2O3.0.2H2O: C, 74.40; H, 9.24; N, 5.78. Found: C, 74.43; H, 9.00; N, 5.81.