fig6

Figure 6. Fluorescence titration of (R)-8 (10 µM) upon addition of Hg²⁺ ion up to 10 µM in CHCl₃ (A) and the plot of fluorescence intensity versus Hg²⁺ concentration (B) (λ_ex = 322 nm, Silt = 2, 2); (C) Mercury ion detection mechanism.