| Literature DB >> 10956509 |
S Ro1, S J Rowan, A R Pease, D J Cram, J F Stoddart.
Abstract
The reversible nature of the imine bond formation in CDCl(3) solution has been exploited to exchange substituted for unsubstituted m-phenylenediamine (MPD) units in hemicarcerand octaimines. Moreover, acid-catalyzed imine exchange has been shown to provide a novel mechanism whereby ferrocene (Fc) can be released as an entrapped guest from the hemicarceplex C(2)B(4)&crcldt;Fc dissolved in CDCl(3) to give the hemicarcerand C(2)B(4) when excess of both MPD and trifluoroacetic acid are present.Entities:
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Year: 2000 PMID: 10956509 DOI: 10.1021/ol005962p
Source DB: PubMed Journal: Org Lett ISSN: 1523-7052 Impact factor: 6.005