Highly regio- and chemoselective [2+2+2] cycloaddition of 1,6-heptadiynes with allenes catalyzed by cobalt complexes

被引:54
作者
Wu, MS [1 ]
Shanmugasundaram, M [1 ]
Cheng, CH [1 ]
机构
[1] Natl Tsing Hua Univ, Dept Chem, Hsinchu 300, Taiwan
关键词
D O I
10.1039/b212260j
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The CoI2(PPh3)(2)/Zn system effectively catalyzes the [2 + 2 + 2] ene-diyne cycloaddition of 1,6-heptadiynes with allenes in a highly regio- and chemoselective fashion to yield substituted benzene derivatives in good to excellent yields.
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页码:718 / 719
页数:2
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