A novel tandem bicyclization to form an indenopyran ring system
作者:Manisha Chakraborty、David B. McConville、Takeshi Saito、Huihan Meng、Peter L. Rinaldi、Claire A. Tessier、Wiley J. Youngs
DOI:10.1016/s0040-4039(98)01779-1
日期:1998.11
A new palladium-copper catalyzed intramolecular acetylene-zipper type bicyclization between alkyne and hydroxy functionality of an alkynyl hydroquinone has been observed to give a highly conjugated ringsystem.