The selective formation of 2-methoxy-2H-azepine from 3H-azepines, via a likely azatropylium cation, is reported; the first isolation of 2-azanorcaradiene, which is considered to be the valence isomer of 3H-azepine, is also described.
|Number of pages||3|
|Journal||Journal of the Chemical Society - Perkin Transactions 1|
|Publication status||Published - Jul 21 1997|
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