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Synthesis of Nitrogen‐Containing Spiro Compounds from Lactams by Allylboration and Subsequent Ring‐Closing Metathesis
Author(s) -
Nieczypor Piotr,
Mol Johannes C.,
Bespalova Natalia B.,
Bubnov Yuri N.
Publication year - 2004
Publication title -
european journal of organic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.825
H-Index - 155
eISSN - 1099-0690
pISSN - 1434-193X
DOI - 10.1002/ejoc.200300373
Subject(s) - chemistry , ring closing metathesis , metathesis , nitrogen , ring (chemistry) , salt metathesis reaction , closing (real estate) , organic chemistry , carbon fibers , stereochemistry , materials science , composite number , political science , law , composite material , polymerization , polymer
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 GmbH & Co. KGaA, 69451 Weinheim, Germany, 2004)