Sodium cyanoborohydride → N-[2-(4-methoxycarbonylmethylphenoxy)-1(R)-methylethyl]-2(S)-t-butyldimethylsilyloxy-2-phenylethanamine

Reaction equation

[Si:1]([O:8][C@@H:9]([C:12]1[CH:17]=[CH:16][CH:15]=[CH:14][CH:13]=1)[CH:10]=O)([C:4]([CH3:7])([CH3:6])[CH3:5])([CH3:3])[CH3:2].[NH2:18][C@H:19]([CH3:33])[CH2:20][O:21][C:22]1[CH:27]=[CH:26][C:25]([CH2:28][C:29]([O:31][CH3:32])=[O:30])=[CH:24][CH:23]=1.C([BH3-])#N.[Na+]>CO>[CH3:32][O:31][C:29]([CH2:28][C:25]1[CH:26]=[CH:27][C:22]([O:21][CH2:20][C@H:19]([NH:18][CH2:10][C@@H:9]([O:8][Si:1]([C:4]([CH3:5])([CH3:6])[CH3:7])([CH3:2])[CH3:3])[C:12]2[CH:13]=[CH:14][CH:15]=[CH:16][CH:17]=2)[CH3:33])=[CH:23][CH:24]=1)=[O:30]