Reaction Steps
Using general procedure K with COMPOUND 107 (36 mg, 0.06 mmol) followed by general procedure E with the resulting acid and dimethylamine (2.0M in THF, 31 μL, 0.062 mmol) afforded COMPOUND 128 as a white solid (18 mg, 50% over 2 steps). 1H NMR (CDCl3) δ 0.96-1.25 (m, 2H), 1.29 (d, 3H, J=5.7 Hz), 1.54-1.58 (m, 1H), 1.71-1.80 (m, 3H), 2.17-2.25 (m, 1H), 2.56-2.64 (m, 1H), 2.81-2.95 (m, 3H), 3.03 (s, 6H), 3.33-3.40 (m, 1H), 3.70-3.87 (m, 2H), 3.92 (s, 2H), 6.51 (d, 2H, J=8.7 Hz), 7.26-7.28 (m, 2H), 7.46-7.55 (m, 4H), 8.47 (s, 2H), 8.76 (br s, 1H). 13C NMR (CDCl3) δ 13.81, 29.79, 30.85, 40.47, 43.94, 48.36, 52.30, 56.17, 60.52, 112.38, 112.61, 113.15, 119.26, 125.14, 129.54, 129.75, 129.84, 130.05, 131.11, 131.17, 141.47, 147.98, 149.42, 172.01. ES-MS m/z 607 (M+H). Anal. Calcd. for C32H36N6Cl2O2.0.6CH2Cl2: C, 59.46; H, 5.69; N, 12.76. Found. C, 59.52; H, 5.64; N, 12.41.
