A BTT-Based Colorimetric Dual Sensor for Hg(II) and Selected Anions with Molecular Logic Operations

Figure 8

UV-vis titrations for 2 (1 × 10⁻⁵ M) in DMSO, displaying reversible effects upon the additions of (a) then AcO⁻, (b) AcO⁻ then Hg²⁺, (c) AcO⁻ then , and (d) then AcO⁻.

(a)

(b)

(c)

(d)