CA Index Name: 1H-Indole-6-carboxylic acid, 2-[4-[bis[2-[(acetyloxy)methoxy]-2-oxoethyl]amino]-3-[2-[2-[bis[2-[(acetyloxy)methoxy]-2-oxoethyl]amino]-5-methylphenoxy]ethoxy]phenyl]-, (acetyloxy)methyl ester
Other Names: Indo 1 acetoxymethyl ester; Indo 1 AM; Indo 1 AM ester
Merck Index Number: Not listed
Chemical / Dye Class: Indole
Molecular Formula: C47H51N3O22
Molecular Weight: 1009.91
Physical Form: Light yellow powder
Solubility: Soluble in dimethyl sulfoxide, methanol
Melting Point: > 250 °C
Boiling Point: 1009.2 ± 65.0 °C, pressure: 760 Torr
pKa: 4.85 ± 0.30, most acidic temperature: 25 °C; 1.92 ± 0.50, most basic temperature: 25 °C
Absorption (λmax): 356 nm
Emission (λmax): 478 nm
Synthesis: Synthetic methods
Staining Applications: Calcium ions; leukocyte tumor cells
Biological Applications: Calcium indicator; preventing arrhythmias
Industrial Applications: Not reported
Safety / Toxicity: Cytotoxicity