. Author manuscript; available in PMC: 2013 Jan 17.

Published in final edited form as: Anal Chem. 2011 Dec 22;84(2):1104–1111. doi: 10.1021/ac202761x

Table 3.

Stability of 1:1 complexes (log K_JL) between various cations and crown ethers in perfluoroperhydrophenanthrene (this work) and in 1,2-dichloroethane.

	perfluoroperhydrophenanthrene	1,2-dichloroethane
	1	DB18C6	DB24C8	DB30C10

Li⁺	11.7	6.7^a	8.6^a	9.6^a
Na⁺	13.8	8.47^b, 9.8^a	11.9^a	11.4^a
K⁺	15.0	9.36^b, 9.9^c	10.4^c	12.4^c
NH₄⁺	12.9	-	-	-
Cs⁺	11.7	6.55^b	8.5^c	9.4^c

From ref. 61;

from ref. 57;

from ref. 55.