Product Description: 3-Carboxy-7-Hydroxycoumarin is a UV-light excitable fluorescent dye[1].
Formula: C10H6O5
References: [1]Sun WC, et al. Synthesis of novel fluorinated coumarins: excellent UV-light excitable fluorescent dyes. Bioorg Med Chem Lett. 1998 Nov 17;8(22):3107-10.