PdCl2/NaI-catalyzed homodimeric coupling-cyclization reaction of 2,3-allenols:: An efficient synthesis of 4-(1',3'-dien-2'-yl)-2,5-dihydrofuran derivatives

被引:51
作者
Deng, Youqian [1 ]
Yu, Yihua [2 ]
Ma, Shengming [1 ,3 ]
机构
[1] Zhejiang Univ, Dept Chem, Lab Mol Recognit & Synth, Hangzhou 310027, Peoples R China
[2] E China Normal Univ, Dept Phys, Shanghai Key Lab Funct Magnet Resonance Imaging, Shanghai 200062, Peoples R China
[3] Chinese Acad Sci, Shanghai Inst Organ Chem, State Key Lab Organomet Chem, Shanghai 200032, Peoples R China
关键词
D O I
10.1021/jo702332m
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A PdCl2/NaI-catalyzed homodimeric coupling-cyclization reaction of 2,3-allenols was observed to provide an efficient route to 4-(1',3'-dien-2'-yl)-2,5-dihydrofuran derivatives. By using the easily available optically active starting materials, 2,5-dihydrofurans with high enantiopurity may be prepared. A Pd(II) catalyzed mechanism was also discussed.
引用
收藏
页码:585 / 589
页数:5
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