CA Index Name: Pyridinium, 4-[6-[4-(diethylamino) phenyl]-1,3,5-hexatrien-1-yl]-1-[3-(triethylammonio) propyl]-, bromide (1:2)
Other Names: Pyridinium, 4-[6-[4-(diethylamino)phenyl]-1,3,5-hexatrienyl]-1-[3-(triethylammonio)propyl]-, dibromide; FM 4-64; SynaptoRed C2; N-(3-Triethylam- moniopropyl)-4-(6-(4-(diethylamino)phenyl)hexatrienyl) pyridinium dibromide
Merck Index Number: Not listed
Chemical / Dye Class: Styryl
Molecular Formula: C30H45Br2N3
Molecular Weight: 607.51
Physical Form: Dark purple powder
Solubility: Soluble in water, dimethyl sulfoxide, methanol
Melting Point: > 200 °C
Absorption (λmax): 505 nm
Emission (λmax): 725 nm
Synthesis: Synthetic method
Staining Applications: Vacuolar membrane; plasma membrane; bacterial membrane; lipid membrane; plasma membrane-bound flavoproteins; nuclear envelope (NE); synaptic vesicles; secretory vesicles; lactotroph vesicles; synaptic terminals; neurons; endocytosis; exocytosis; smooth-muscle-associated airway receptors (SMARs) in lungs; embryos
Biological Applications: Detecting FRET in cells; monitoring fast neuronal activity and signaling; quantifying plasma membrane expression; cytotoxicity assay; membrane fusion assay; probe for endocytosis; probe for exocytosis
Industrial Applications: Not reported
Safety / Toxicity: No data available