反应详情

4(S)-(1-Methylethyl)-3-{1-oxo-3-[1-(triphenylmethyl)-1H-imidazol-4-yl]propyl}-2-oxazolidinone: By following the procedure of example 2, section (b) and using the product of section (a) of this example (11.5 g, 30.1 mmol) to prepare the corresponding mixed anhydride which in turn is reacted with the (S)-4-(1-methylethyl)-2-oxazolidinone (3.53 g, 27.3 mmol), the desired product was obtained as a pale yellow solid (11.38 g, 84%); 1H NMR(CDCl3) δ7.36-7.29 (m,10H), 7.17-7.10 (m,6H), 6.58 (d, J=0.7 Hz,1H), 4.40 (td, J=3.8 Hz, 7.5 Hz,1H), 4.29-4.14 (m,2H), 3.32-3.23 (m,2H), 2.96-2.88 (m,2H), 2.33 (hept d, J=3.8 Hz, 6.9 Hz, 1H), 0.89 (d, J=7.0 Hz, 3H), 0.82 (d, J=6.9 Hz,3H).

1. customto prepare the