2',7'-dichlorofluorescein chemical properties
melting point 280 °c (dec.)(lit.)
density 0.79 g/ml at 20 °c
fp 12°c (53.6°f)
storage temp. store at +5°c to +30°c.
solubility alcohol: passes test
form crystalline
pka 4.46(at 25℃)
color orange to red-brown, powder
ph range 4.0 (colorless) - 6.6 (green)
water solubility soluble in ethanol and methanol. slightly dimethyl sulfoxide. insoluble in water.
λmax 509nm
stability: stable. incompatible with strong oxidizing agents.
major application electroluminescent devices, sol-gel silica films, integrated circuits, photoresists, lithographic printing plates, recording material, led devices, photoconductors, solid-state dye laser, lithographic printing plates, inks, fluorescent ph sensors, emissive probes, chemotherapeutic treatment of disease, phototherapeutic treatment of disease, photodynamic treatment of disease
cas database reference 76-54-0(cas database reference)
safety information
hazard codes xi,f
risk statements 36/37/38-36-67-11
safety statements 26-36-16
ridadr un 1219 3/pg 2
wgk germany 3
rtecs nt8050000
tsca yes