Interaction of 8-Acetyl-7-hydroxycoumarin with human serum albumin (HSA) at pH 7.40 has been investigated at 291, 301 and 310 K, respectively, employing the steady fluorescence, circular dichroism (CD) and molecular modeling methods. The quenching mechanism and binding constants were determined by
The inclusion of the fluorescent organic dye, ethyl 3-(7-hydroxy-2-oxo-2H-chromen-3-yl)-3-oxopropanoate (1) by the host β-cyclodextrin (β-CD), and its response toward mercuric ions (Hg2+ ), was studied by UV/Vis, fluorescence, and 1 H NMR spectroscopic analyses, mass spectrometry and molecular