This dye can be used as a low pH indicator similar to 51015, and is also useful as a general green fluorescent label. Carboxy-2′,7′-dichlorofluorescein is significantly more photo-stable than carboxyfluorescein.
- λEx/λEm = 504/529 nm (pH 8)
- ε = 90,000
- Yellow solid soluble in DMSO, DMF or basic water (pH >7)
- Store at room temperature and protect from light
- C21H10Cl2O7
- MW: 445
References
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