Synthesis of novel chromeno[4′,3′-b]pyrano[6,5-b]quinoline derivatives

[摘要] New coumarin heteroanalogs were synthesized by condensation of 2-amino-4-aryl-3-cyano-5-oxo-4 H ,5 H -pyrano-[3,2- c ]chromenes and 1,3-cyclohexanedione in 35–78% yield.

[学科分类] 内科医学

[关键词] chromeno-pyranoquinolines;coumarin heteroanalogs;malononitrile