Dibenzylamine → 4-t-Butoxy-6-dibenzylamino-2,5-difluoro-3-methylpyridine
Reaction equation
[C:1]([O:5][C:6]1[C:11]([F:12])=[C:10](F)[N:9]=[C:8]([F:14])[C:7]=1[CH3:15])([CH3:4])([CH3:3])[CH3:2].[CH2:16]([NH:23][CH2:24][C:25]1[CH:30]=[CH:29][CH:28]=[CH:27][CH:26]=1)[C:17]1[CH:22]=[CH:21][CH:20]=[CH:19][CH:18]=1>C(O)C>[C:1]([O:5][C:6]1[C:11]([F:12])=[C:10]([N:23]([CH2:16][C:17]2[CH:22]=[CH:21][CH:20]=[CH:19][CH:18]=2)[CH2:24][C:25]2[CH:30]=[CH:29][CH:28]=[CH:27][CH:26]=2)[N:9]=[C:8]([F:14])[C:7]=1[CH3:15])([CH3:4])([CH3:3])[CH3:2]Participants
4
Reactant 2
Product 1
Reagents, catalysts & solvents 1
Procedure
4-t-Butoxy-2,5,6-trifluoro-3-methylpyridine from Step 253c above is reacted with dibenzylamine in ethanol at reflux temperature. Solvent is removed, and the residue is dissolved in methylene chloride and washed with water. The product is purified by column chromatography.