Unexpected ring contraction in the barium-assisted cyclocondensation of 2,6-diformylpyridine and N,N-bis(2-aminoethyl)-2-phenylethylamine
1996; Royal Society of Chemistry; Issue: 6 Linguagem: Inglês
10.1039/dt9960001181
ISSN2050-5671
AutoresHarry Adams, Neil A. Bailey, Philìppe Bertrand, Simon R. Collinson, David E. Fenton, Simon J. Kitchen,
Tópico(s)Ferrocene Chemistry and Applications
ResumoThe cyclocondensation reaction between N,N-bis(2-aminoethyl)-2-phenylethylamine and 2,6-diformylpyridine in the presence of a barium template gave an unexpected 18-membered macrocyclic product in which a ring contraction at one side-arm has occurred to produce an imidazolidine ring.
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