Temperature-Dependent Cooperative Coiling of Helical Conformers of Enantiopure Oligo(Tertiary Phosphines)

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Contents Vol 58(12)

doi:10.1071/CH05253

Temperature-Dependent Cooperative Coiling of Helical Conformers of Enantiopure Oligo(Tertiary Phosphines)

Gerhard F. Swiegers ^A ^C, S. Bruce Wild ^B

^A CSIRO Molecular and Health Technologies, Clayton South VIC 3169, Australia.
^B Research School of Chemistry, Australian National University, Canberra ACT 0200, Australia.
^C Corresponding author. Email: gerry.swiegers@csiro.au





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Australian Journal of Chemistry 58(12) 831–833 http://dx.doi.org/10.1071/CH05253
Submitted: 23 September 2005 Accepted: 30 November 2005 Published online: 20 December 2005

Abstract

The specific optical rotation of an enantiopure, syndiotactic hexa(tertiary phosphine) displays a marked temperature dependence that is consistent with the cooperative formation of helically coiled conformers in solution.