반응 #85194

반응 방정식

tert-butyl {4-[5-chloro-2-(difluoromethoxy)phenyl]-5-methoxy-2-oxopyridin-1(2H)-yl}acetate

isobutyl trifluoromethanesulphonate

→

tert-Butyl 2-{4-[5-chloro-2-(difluoromethoxy)phenyl]-5-methoxy-2-oxopyridin-1(2H)-yl}-4-methylpentanoate

반응 조건

실험 절차

416 mg (1.00 mmol) of tert-butyl {4-[5-chloro-2-(difluoromethoxy)phenyl]-5-methoxy-2-oxopyridin-1(2H)-yl}acetate in the presence of 1.20 ml (1.20 mmol, 1.2 eq.) of bis(trimethylsilyl)lithium amide (1M in THF) and 309 mg (1.50 mmol, 1.5 eq.) of isobutyl trifluoromethanesulphonate were reacted according to General Method 7B. Yield: 370 mg (75% of theory)

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