Preparation of 3-substituted-4-arylquinolin-2-one derivatives
The present invention relates to a process for the preparation of 3-substituted-4-arylquinolin-2-one derivatives from a substituted coumarin and using a photochemical cyclization method on a dihydrofuran intermediate.
Bristol-Myers Squibb Company
C C
C07D C07D
inventional inventional
Shaopeng Gerard A. Jun
Wang Crispino Li