On–off-switched crown ether–metal ion complexation by photoinduced intramolecular ammonium group ‘tail-biting’

1 January 1984

journal article
Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society, Chemical Communications

No. 11,p. 727-729
https://doi.org/10.1039/c39840000727

Abstract

A new photoresponsive crown ether with an ammonium-group tail was synthesised in which the ion-binding ability changes in response to photoirradiation because of competitve intramolecular ‘tail-biting’ in the cis-form produced by photoisomerisation.

Keywords

CROWN ETHER
AMMONIUM GROUP
METAL ION
CIS FORM
SWITCHED CROWN
NEW PHOTORESPONSIVE
ION COMPLEXATION
INTRAMOLECULAR AMMONIUM
GROUP TAIL

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