Reaction Steps
Using General Procedure B: Reaction of (3,5-Dimethyl-pyridin-2-ylmethyl)-(3-isopropyl-pyridin-2-ylmethyl)-amine and 4-(3-Hydroxy-2-oxo-imidazolidin-1-yl)-butyraldehyde with NaBH(OAc)3 in CH2Cl2 gave COMPOUND 153 as a colorless oil. 1H NMR (CDCl3) δ 0.98 (d, 6H, J=6.9 Hz), 1.28-1.46 (m, 4H), 2.19 (s, 3H), 2.28 (s, 3H), 2.53 (dd, 2H, J=7.2, 7.2 Hz), 2.93 (septet, 1H, J=6.9 Hz), 3.05 (t, 2H, J=7.2 Hz), 3.14 (t, 2H, J=7.2 Hz), 3.41 (t, 2H, J=7.2 Hz), 3.72 (s, 4H), 7.14 (dd, 1H, J=7.5, 4.8 Hz), 7.25 (s, 1H), 7.51 (dd, 1H, J=7.5, 1.2 Hz), 8.10 (br s, 1H), 8.19 (s, 1H), 8.33 (dd, 1H, J=4.8, 1.2 Hz); 13C NMR (CDCl3) δ 18.29 (2 carbons), 23.52 (2 carbons), 24.17, 25.51, 27.48, 41.29, 44.36, 48.91, 54.31, 58.75, 59.38, 123.20, 132.28, 133.29, 133.85, 139.13, 144.34, 145.95, 146.48, 154.29, 156.08, 165.16; ES-MS m/z 426 (M+H). Anal. Calcd. For C24H35N5O2.1.2H2O: C, 64.46; H, 8.43; N, 15.66. Found: C, 64.57; H, 8.03; N, 15.28.
