Benzoic acid, 4-amino-, 1,1-dimethylethyl ester → tert-Butyl 4-({2-[4-(5-chloro-2-cyanophenyl)-5-methoxy-2-oxopyridin-1(2H)-yl]-3-(tetrahydro-2H-pyran-3-yl)propanoyl}amino)benzoate

Participants

Reaction Steps

440 mg (purity 82%, 0.87 mmol) of 2-[4-(5-chloro-2-cyanophenyl)-5-methoxy-2-oxopyridin-1(2H)-yl]-3-(tetrahydro-2H-pyran-3-yl)propanoic acid (mixture of racemic diastereomers) and 184 mg (0.95 mmol, 1.1 eq.) of tert-butyl 4-aminobenzoate were reacted according to General Method 5A. Yield: 742 mg (purity 85%, quant.)

Provenance & Evidence