Sodium Ion → 5,5-Dimethyl-3-(4-methyl-2-oxo-5-phenyl-oxazolidine-3-carbonyl)-octanoic acid tert-butyl ester

Reaction equation

[C:34]([CH3:35])([CH3:36])([CH3:37])[O:38][C:39]([CH2:40][Br:41])=[O:42].[CH3:1][C:2]([CH2:3][CH2:4][C:5](=[O:6])[N:7]1[C:8](=[O:19])[O:9][CH:10]([c:13]2[cH:14][cH:15][cH:16][cH:17][cH:18]2)[CH:11]1[CH3:12])([CH2:20][CH2:21][CH3:22])[CH3:23].[CH3:25][Si:26]([N-:27][Si:28]([CH3:29])([CH3:30])[CH3:31])([CH3:32])[CH3:33].[Na+:24]>>[CH3:1][C:2]([CH2:3][CH:4]([C:5](=[O:6])[N:7]1[C:8](=[O:19])[O:9][CH:10]([c:13]2[cH:14][cH:15][cH:16][cH:17][cH:18]2)[CH:11]1[CH3:12])[CH2:40][C:39]([O:38][C:34]([CH3:35])([CH3:36])[CH3:37])=[O:42])([CH2:20][CH2:21][CH3:22])[CH3:23]