反应详情

tert-butyl[(1S,2S)-1-benzyl-2-hydroxypropyl]carbamate (Example 317, Step B, 39 mg, 0.148 mmol) was treated with sodium hydride (60% in oil, 12 mg, 0.309 mmol) and 2′-(bromomethyl)-4-fluoro-5-isopropyl-2-methoxy-4′-(trifluoromethyl)biphenyl (Intermediate 10, 50 mg, 0.123 mmol) as described in Example 305 to afford (4S,5R)-4-benzyl-3-{[4′-fluoro-5′-isopropyl-2′-methoxy-4-(trifluoromethyl)biphenyl-2-yl]methyl}-5-methyl-1,3-oxazolidin-2-one as a clear glass. LCMS=516.4 (M+1)+. 1H NMR (CDCl3, 500 MHz, mixture of atropisomers) δ 7.64-759 (m, 2 H), 7.33-7.30 (m, 1 H), 7.28-7.21 (m, 2 H), 7.16 (s, 1 H), 7.00-6.91 (m, 3 H), 6.67 (d, J=3 Hz, 1 H), 4.70 (d, J=2.7 Hz, 1 H), 4.52-4.47 (m, 1 H), 3.95 (d, J=15.8 Hz, 1 H), 3.70 (s, 3 H), 3.68-3.62 (m, 1 H), 3.24-3.18 (m, 1 H), 2.72-2.53 (m, 2 H), 1.28-1.21 (m, 6H), 1.19 (d, J=6.8 Hz, 3 H).