Product Description: SBFI is a membrane-permeant, fluorescent Na+ indicator dye. SBFI is excited at 340 nm and the fluorophore emission is collected at 450 nm[1]. SBFI selective for Na+ over K+ with Kd values of 20 and 120 mM for these ions, respectively. [2].
Formula: C44H42N2O15
References: [1]Leeves MA, The effect of mechanical deformation on the distribution of ions in fibroblasts. Am J Orthod Dentofacial Orthop. 1995 Jun;107(6):625-32./[2]Minta A, Fluorescent indicators for cytosolic sodium. J Biol Chem. 1989 Nov 15;264(32):19449-57.
CAS Number: 124549-08-2
Molecular Weight: 838.81
Research Area: Others
Solubility: 10 mM in DMSO
Target: Fluorescent Dye