通过邻甲氧基取代的炔酰胺与碳正离子的亲电环化合成 3-烷基-或 3-烯丙基-2-酰胺苯并呋喃。
Synthesis of 3-alkyl- or 3-allenyl-2-amidobenzofurans via electrophilic cyclization of o-anisole-substituted ynamides with carbocations.
机构信息
Key Laboratory of Organosilicon Chemistry and Material Technology of Ministry of Education, Hangzhou Normal University, Wenyi Road 222, Hangzhou 310012, People's Republic of China.
出版信息
Org Lett. 2013 Jan 18;15(2):422-5. doi: 10.1021/ol303474a. Epub 2013 Jan 9.
PMID:23301862
Abstract
A facile carbocation-induced electrophilic cyclization reaction has been developed for the synthesis of 3-alkyl- or 3-allenyl-2-amidobenzofurans from o-anisole-substituted ynamides and diarylmethanol or 1,1-diarylprop-2-yn-1-ol.
摘要
一种简便的碳正离子诱导的亲电环化反应已被开发出来，用于从邻甲氧基取代的炔酰胺和二芳基甲醇或 1,1-二芳基丙-2-炔-1-醇合成 3-烷基-或 3-烯丙基-2-酰胺苯并呋喃。
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