18706-64-4
→
~91%
54289-77-9
3-Acetyl-2-hydroxy-1-phenyl-4(1H)-quinolinone
231935-89-0
3-acetyl-4-hydroxy-6-phenylpyrano[3,2-c]quinoline-2,5(6H)-dione
122-39-4
二苯胺