CA Index Name: Glycine, N-[4-[6-[(acetyloxy)meth-oxy]-2,7-difluoro-3-oxo-3H-xanthen-9-yl]-2-[2-[2-[bis [2-[(acetyloxy)methoxy]-2-oxoethyl]amino]-5-methyl-phenoxy]ethoxy]phenyl]-N-[2-[(acetyloxy)methoxy]- 2-oxoethyl]-, (acetyloxy)methyl ester
Other Names: Fluo 4AM; Fluo 4AM ester; Fluo 4 acetoxymethyl ester
Merck Index Number: Not listed
Chemical / Dye Class: Xanthene
Molecular Formula: C51H50F2N2O23
Molecular Weight: 1096.94
Physical Form: Solid
Solubility: Soluble in dimethyl sulfoxide, methanol
Melting Point: > 200 °C
Boiling Point: 1063.2 ± 65.0 °C, pressure: 760 Torr
pKa: 2.02 ± 0.50, most basic, temperature: 25 °C
Absorption (λmax): 456 nm
Emission (λmax): Fluorescence is very weak
Synthesis: Synthetic methods
Staining Applications: Calcium ions; cells; neurons
Biological Applications: Calcium indicator
Industrial Applications: Not reported
Safety / Toxicity: Cytotoxicity; hepatotoxicity