Deprotonation of benzylic ethers using a hindered phosphazene base. A synthesis of benzofurans from ortho-substituted benzaldehydes.

Deprotonation of benzylic ethers using a hindered phosphazene base. A synthesis of benzofurans from ortho-substituted benzaldehydes.
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使用受阻磷腈碱对苄基醚进行去质子化。

DOI:
10.1021/ol0000758
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发表时间:
2000
期刊:
影响因子:
5.2
通讯作者:
P. Kisanga
P. Kisanga
中科院分区:
化学1区
文献类型:
--
作者:
G. Kraus;N. Zhang;J. Verkade;M. Nagarajan;P. Kisanga

文献摘要

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受阻的非离子磷腈碱P(4)-t-Bu能有效地使邻芳基甲氧基苯甲醛去质子化,从而直接合成苯并呋喃。LDA、LiTMP、KH等强离子碱失效。
The hindered nonionic phosphazene base P(4)-t-Bu efficiently deprotonates o-arylmethoxy benzaldehydes, leading to a direct synthesis of benzofurans. Strong ionic bases such as LDA, LiTMP, and KH failed.