Do perfluorinated chains always have to be twisted?

Abstract

G. Knochenhauer, J. Reiche, L. Brehmer, T. Barberka, M. Woolley, R. Tredgold and P. Hodge, J. Chem. Soc., Chem. Commun., 1995, 1619 DOI: 10.1039/C39950001619