Synthesis of 7-hydroxy-3,4-dihydro-2(1H)-quinolinone
 
                 
                
                    
                                        
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Graphical Abstract
 
                                        
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Abstract
    OBJECTIVE The purpose is to improve the preparative method of 7-hydroxy-3,4-dihydro-2(1H)-quinolinone.METHOD It was synthesized from m-anisidine via two-step reaction.RESULT The title compound was obtained with 59% overall yield.Two by-products was isolat
 
                                        
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