1: Br(1-)*C12H24N3O(1+) With sodium hydroxide in dichloromethane T=0°C; 0.0833333 h; Inert atmosphere; 2: 4-nitrobenzaldehdye in dichloromethane T=0 - 25°C; 24 h; Inert atmosphere; diastereoselective reaction;

1: Br(1-)*C12H24N3O(1+) With sodium hydroxide in dichloromethane T=0°C; 0.0833333 h; Inert atmosphere; 2: 4-nitrobenzaldehdye in dichloromethane T=0 - 25°C; 24 h; Inert atmosphere; diastereoselective reaction;

1: Br(1-)*C12H24N3O(1+) With potassium tert-butylate in tetrahydrofuran T=0°C; 0.0833333 h; Inert atmosphereMolecular sieve; 2: benzaldehyde in tetrahydrofuran T=0 - 25°C; 24 h; Inert atmosphere; diastereoselective reaction;

1: Br(1-)*C12H24N3O(1+) With sodium hydroxide in dichloromethane T=0°C; 0.0833333 h; Inert atmosphere; 2: benzaldehyde in dichloromethane T=0 - 25°C; 24 h; Inert atmosphere; diastereoselective reaction;

1: Br(1-)*C12H24N3O(1+) With potassium tert-butylate in tetrahydrofuran T=0°C; 0.0833333 h; Inert atmosphereMolecular sieve; 2: benzaldehyde in tetrahydrofuran T=0 - 25°C; 24 h; Inert atmosphere; diastereoselective reaction;