A Synthesis of 7-Substituted 1H-Pyrano[4,3-b]quinoline Derivatives
摘要:
The reaction of 4-chloro-3-ethynyl-6-methyl-2H-pyran-2-one (2) with aniline derivatives having a electron-donating group at the 3-position in EtOH gives 7-substituted 1H-pyrano[4,3-b]quinolin-1-one derivatives (3).