This dye can be used as a low pH indicator similar 5-and-6-Carboxy-27-dichlorofluorescein, and is also useful as a general green fluorescent label. Carboxy-2,7-dichlorofluorescein is significantly more photostable than carboxyfluorescein. &lamba,Ex/&lamba,Em = 504/529 nm (pH 8) epsilon = 90,000 Yellow solid soluble in DMSO, DMF or basic water (pH >7) Store at 4C and protect from light C21H10Cl2O7 MW: 445
Source:
Synthetic
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