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Calix[8]arene substituted by styryl groups was prepared by Suzuki and Negishi type cross-coupling reactions respectively via the fully para brominated- and iodinated-octamethoxycalix[8]arene as intermediates. Single X-ray structure of the octabromo-octamethoxycalix[8]arene has been resolved.
![Graphical abstract: Biaryl cross-coupling reactions: convenient routes to new functionalized calix[8]arenes](http://hg.y866.cn/compound/lib/scimg/usr/1/B302613B.jpg)
