Synthesis of Nitrogen??Containing Spiro Compounds from Lactams by Allylboration and Subsequent Ring??Closing Metathesis

P Nieczypor, JC Mol, NB Bespalova…

Index: Nieczypor, Piotr; Mol, Johannes C.; Bespalova, Natalia B.; Bubnov, Yuri N. European Journal of Organic Chemistry, 2004 , # 4 p. 812 - 819

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Citation Number: 22

Abstract

Abstract A series of nitrogen-containing spiro [4. n] alkenes was prepared with excellent yields starting from lactams in two steps: allylboration on the carbonyl carbon and subsequent ring-closing metathesis of the 2, 2-diallyl N-heterocycles.(© Wiley-VCH Verlag ...