Abnormal Four-Membered Ring Formation in Intramolecular Radicalic Cyclization. High Stability of the Alkyl Radical Substituted with Methylthio and p-Tolylsulfonyl Groups
- 1 August 1992
- journal article
- research article
- Published by Oxford University Press (OUP) in Chemistry Letters
- Vol. 21 (8) , 1487-1488
- https://doi.org/10.1246/cl.1992.1487
Abstract
Treatment of 5-iodo-1-(methylthio)-1-(p-tolylsulfonyl)-1-pentene with (n-Bu)3SnH and AIBN gave [(methylthio)(p-tolylsulfonyl)methyl]cyclobutane. This is due to the stability of an intermediary radical attached to methylthio and p-tolylsulfonyl groups.Keywords
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