Formal [3 + 2] and [3 + 3] additions of acceptor-substituted cyclopropylmethylsilanes to allenylsilanes.
作者信息
Yadav Veejendra K, Sriramurthy Vardhineedi
机构信息
Department of Chemistry, Indian Institute of Technology, Kanpur 208 016, India.
出版信息
Org Lett. 2004 Nov 25;6(24):4495-8. doi: 10.1021/ol047991w.
PMID:15548059
Abstract
1,3-Dipolar synthons formed from vicinal TBDPS-substituted cyclopropyl alkyl/phenyl ketones on treatment with Lewis acids such as TiCl(4) and Et(2)AlCl reacted with allenylsilanes to furnish [3 + 2] and [3 + 3] adducts with high regio- and stereocontrol. [reaction: see text]
摘要
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