Documentation of a rare example of an intramolecular 1,2-addition of a trialkylborane to a carbonyl group

被引:3
|
作者
Boeckman, RK [1 ]
Mitchell, LH [1 ]
Shao, PC [1 ]
Lachicotte, RJ [1 ]
机构
[1] Univ Rochester, Dept Chem, Rochester, NY 14627 USA
基金
美国国家卫生研究院;
关键词
D O I
10.1016/S0040-4039(99)02165-6
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
In the course of synthetic studies aimed at the elaboration of highly funtionalized ketone 1, we observed what appeared to be an extremely rare example of the addition of a trialkylborane to a carbonyl group. We were able to confirm the initial spectroscopic structural assignment by X-ray crystallography. Some preliminary mechanistic experiments suggest that the addition occurs directly in the absence of oxygen prior to oxidation of the trialkylborane during workup. (C) 2000 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:603 / 607
页数:5
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