反応 #85053

反応方程式

tert-butyl 2-[4-(5-chloro-2-cyanophenyl)-5-methoxy-2-oxopyridin-1(2H)-yl]-3-[(2S)-tetrahydrofuran-2-yl]propanoate

TFA

→

2-[4-(5-Chloro-2-cyanophenyl)-5-methoxy-2-oxopyridin-1(2H)-yl]-3-[(2S)-tetrahydrofuran-2-yl]propanoic acid

反応条件

実験手順

1.57 g (3.36 mmol) of tert-butyl 2-[4-(5-chloro-2-cyanophenyl)-5-methoxy-2-oxopyridin-1(2H)-yl]-3-[(2S)-tetrahydrofuran-2-yl]propanoate (mixture of enantiomerically pure diastereomers 1 and 2) were hydrolysed with TFA according to General Method 6A. Yield: 1.41 g (purity 92%, 96% of theory)

出典