Ammonium → Ethyl 4-{[(benzyloxy)carbonyl]amino}-2,2-dimethyl-3-hydroxypentanoate

Reaction equation

[BH4-:24].[CH2:1]([c:2]1[cH:3][cH:4][cH:5][cH:6][cH:7]1)[O:8][C:9](=[O:10])[NH:11][CH:12]([C:13]([C:14]([C:15](=[O:16])[O:17][CH2:18][CH3:19])([CH3:20])[CH3:21])=[O:22])[CH3:23].[CH3:28][OH:29].[Cl-:26].[NH4+:27].[Na+:25]>>[CH2:1]([c:2]1[cH:3][cH:4][cH:5][cH:6][cH:7]1)[O:8][C:9](=[O:10])[NH:11][CH:12]([CH:13]([C:14]([C:15](=[O:16])[O:17][CH2:18][CH3:19])([CH3:20])[CH3:21])[OH:22])[CH3:23]