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. Author manuscript; available in PMC: 2020 Feb 5.
Published in final edited form as: J Photochem Photobiol A Chem. 2001 Sep 5;143(1):39–47. doi: 10.1016/S1010-6030(01)00471-3

Table 3.

pKa and dissociation constants (KD) for 1 and 2 in presence of different saccharides

pKa
 KD (mM)
No fructose Fructose (50 mM) Glucose (170 mM) Fructose Galactose Glucose
DSTBAa 9.14 6.61 8.34b   2.5 49 98
1 8.90 ± 0.04 6.19 ± 0.04 6.97 ± 0.02 1.12 ± 0.05 5.9 ± 0.6 17 ± 2
2 8.75 ± 0.04 6.10 ± 0.05 6.86 ± 0.02 0.84 ± 0.03 5.4 ± 0.4 15 ± 1
a

From [35].

b

In presence of 50 mM of glucose.