Table I.

Data from the Phase-Solubility Curves of SMT with βCD and MβCD at Different pH Values

Solvent	CD	K C (M−1)	Final pH	S 0 (mg/ml)	S max (mg/ml)	ES
Watera	βCD	101 ± 4	6.6	0.42 ± 0.02	0.93 ± 0.03	2
Buf. pH 2		40.4 ± 0.4	2.1	1.1 ± 0.2	1.63 ± 0.02b	1.5
Buf. pH 8		29.4 ± 0.4	8.4	1.93 ± 0.06	2.6 ± 0.1b	1.3
Water	MβCD	56 ± 1	6.4	0.42 ± 0.02	7.7 ± 0.1c	18
Buf. pH 2		39 ± 3	2.2	1.1 ± 0.2	4.4 ± 0.1d	4
Buf. pH 8		39 ± 5	8.4	1.93 ± 0.06	3.5 ± 0.5d	2

^aZoppi et al. (15)

^bSMT solubility in βCD (13.2 mM) solutions

^cSMT solubility in MβCD (105 mM) solutions

^dSMT solubility in MβCD (85 mM) solutions