Determination of dissociation constants of 5-[1-hydroxy-2-[(1-methylethyl)amino]ethyl]-1-3-benzenediol

The microdissociation constants of 5-[1-hydroxy-2-[ (methylethyl)amino]ethyl]-1-3-benzenediol have been determined by means of spectrophotometric and spectrofluorometric techniques. Experimental data were analyzed using the linear regression method. Values of 8.90, 10.0, 10.25, 9.15, and 12.5 have been found for the microdissociation constants.