Transition metal-catalyzed cyclization of 2-allylphenol to 2,3-dihydro-2-methylbenzofuran without β-elimination

被引:36
作者
Hori, K [1 ]
Kitagawa, H [1 ]
Miyoshi, A [1 ]
Ohta, T [1 ]
Furukawa, I [1 ]
机构
[1] Doshisha Univ, Fac Engn, Dept Mol Sci & Technol, Kyoto 6100394, Japan
关键词
D O I
10.1246/cl.1998.1083
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The intramolecular nucleophilic addition of 2-allylphenol was catalyzed by RuCl3. nH(2)O/AgOTf-PPh3-Cu(OTf)(2) to afford 2,3-dihydro-2-methylbenzofuran in good yield, while 2-(3-butenyl)phenol was converted to 3,4-dihydro-2(2H) -methylbenzopyran.
引用
收藏
页码:1083 / 1084
页数:2
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