CA Index Name: 5-Oxazolecarboxylic acid, 2-[6-[bis (carboxymethyl)amino]-5-[2-[2-[bis(carboxymethyl) amino]-5-methylphenoxy]ethoxy]-2-benzofuranyl]-, potassium salt (1:5)
Other Names: 5-Oxazolecarboxylic acid, 2-[6-[bis(car-boxymethyl)amino]-5-[2-[2-[bis(carboxymethyl)amino]-5-methylphenoxy]ethoxy]-2-benzofuranyl]-, pentapotas-sium salt; Fura 2; Fura 2 pentapotassium salt
Merck Index Number: Not listed; 4293 for Free Acid
Chemical / Dye Class: Benzofuran
Molecular Formula: C29H22K5N3O14
Molecular Weight: 831.99
Physical Form: Yellow powder
Solubility: Soluble in water
Melting Point: > 250 °C
Absorption (λmax): 363 nm; 335 nm
Emission (λmax): 512 nm; 505 nm
Synthesis: Synthetic methods
Staining Applications: Calcium ions; zinc ions; cells; neurons; peptides; proteins; antibodies
Biological Applications: Calcium indicator; zinc indicator; identifying taste modulators; measuring membrane potential; treating epilepsy; neurological disorders
Industrial Applications: Not reported
Safety / Toxicity: No data available