synthesis of fused chromeno quinolines by the palladium/copper cocatalyzed C–Hbond activation and C–Cbondcleavagereaction has been developed. A variety of fused chromeno quinoline derivatives could be synthesized by coumarin derivatives and anilines through the C–Cbondcleavage/C–H functionalization/C–Cbondformation process. The MTT assay was used to evaluate the chromeno quinolines against
Studies on 4-Hydroxycoumarins. V. The Condensation of α,β-Unsaturated Ketones with 4-Hydroxycoumarin<sup>1</sup>
作者:Miyoshi Ikawa、Mark Arnold Stahmann、Karl Paul Link
DOI:10.1021/ja01234a019
日期:1944.6
Regioselective Cleavage of Unstrained CC Bond and CH Bond: Palladium-Copper Catalyzed Deacetophenonylative Arylation of Coumarin Derivatives
作者:Manman Sun、Guodong Shen、Weiliang Bao
DOI:10.1002/adsc.201200539
日期:2012.12.14
A CαCβ bond activation of the carbonyl group in unstrained ketones catalyzed cooperatively by palladium and copper(II) with the departure of the acetophenone has been developed, and the subsequent coupling with a variety of aromatics via the formal CH activation similar to the Friedel–Crafts reaction affords the skeleton-reconstructed coumarinderivatives with high regioselectivity.
AC α Ç β在无应变酮羰基的键活化协同催化的钯和铜(II)与苯乙酮的离开已被开发出来,并与多种芳族化合物的随后的偶联通过在正式CH激活类似于弗里德尔–Crafts反应可提供具有高区域选择性的骨架重建香豆素衍生物。