Table 13.

Binding constants and enantiomeric distinction factors for chiral porphyrin-dimers 194 in dichloromethane.

Host	Guest	Kass [M−1]	KS/KR
(S)-194	195a	160000	12
(R)-194	195a	13000
(S)-194	195a′	14000	11
(R)-194	195′	150000
(S)-194	195b	120000	8.6
(R)-194	195b	14000
(S)-194	195c	120000	11
(R)-194	195c	11000
(S)-194	196a	1200	1.2
(R)-194	196a	980

^afor 1:1 complex formation.