Reaktion #64333

Reaktionsgleichung

isatoic anhydride

1-heptyl-4-hydroxy-3-ethoxycarbonyl-2(1H)-quinolinone

diazomethane

→

title compound

1-Heptyl-3-Ethoxycarbonyl-4-Methoxy-2(1H)-Quinolinone

Lösungsmittel

ether

Reaktionsbedingungen

Vorschrift

Following the procedure set forth in Preparation A, steps (2-3), isatoic anhydride was converted to 1-heptyl-4-hydroxy-3-ethoxycarbonyl-2(1H)-quinolinone, which upon reaction with excess diazomethane in ether gave the title compound. That the expected product was obtained was confirmed by the spectral data: MS: m/e 345 (M+).

Quelle