Anomalous Reactivity of Silylborane: Transition-Metal-Free Boryl Substitution of Aryl, Alkenyl, and Alkyl Halides with Silylborane/Alkoxy Base Systems
2012
Yamamoto, Eiji | Izumi, Kiyotaka | Horita, Yuko | Itō, Hajime
An unexpected borylation of organic halides with a silyborane in the presence of an alkoxy base has been observed. This formal nucleophilic boryl substitution can be applied to a broad range of substrates with high functional group compatibility. Even sterically hindered aryl bromides afforded the corresponding boryl compounds in high yields. Preliminary mechanistic studies indicated that this boryl substitution is promoted by neither transition-metal contamination nor a radical-mediated process.
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书目信息
Journal of the American Chemical Society
卷
134
期
49
页码
19997
- 20000
ISSN
1520-5126
出版者
American Chemical Society
语言
英语
类型
Text; Journal Article
2024-02-28
MODS