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tert-butyl 4-[(2-{5-chloro-4-[5-chloro-2-(difluoromethyl)phenyl]-2-oxopyridin-1(2H)-yl}propanoyl)amino]benzoate

tert-Butyl 4-[(2-{5-chloro-4-[5-chloro-2-(difluoromethyl)phenyl]-2-oxopyridin-1(2H)-yl}propanoyl)amino]benzoate

TFA

→

4-[(2-{5-Chloro-4-[5-chloro-2-(difluoromethyl)phenyl]-2-oxopyridin-1(2H)-yl}propanoyl)amino]benzoic acid

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실험 절차

79 mg (0.15 mmol) of tert-butyl 4-[(2-{5-chloro-4-[5-chloro-2-(difluoromethyl)phenyl]-2-oxopyridin-1(2H)-yl}propanoyl)amino]benzoate (racemate) (Example 14.1E) were hydrolysed with TFA according to General Method 2. Yield: 54 mg (76% of theory)

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