2',7'-Dichlorofluorescein ~90% (by TLC), in polvere chemical indicator, Sigma-Aldrich®
Fornitore: SIGMA-ALDRICH MICROSCOPY
Synonyms:
2',7'-Dichloro-3',6'-dihydroxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one
M-Clarity™ quality level = MQ200
2′,7′-Dichlorofluorescein is an oxidation-sensitive fluorescent probe. 2′7′-dichlorofluorescein diacetate is oxidized to 2′7′-dichlorofluorescein in the presence of ROS (reactive oxygen species). 2′,7′-Dichlorofluorescein has been used as an oxidation-sensitive fluorescent probe to measure ROS (reactive oxygen species) formation in cells.
Formula:
C₂₀H₁₀Cl₂O₅ Peso molecolare: 401,20 g/mol Punto di fusione: 280 °C (dec., lit.) Densità: 0,79 g/cm³ |
MDL Number:
MFCD00005047 CAS Number: 76-54-0 EINECS: 200-968-6 |
Risultati del test di specificazione
Appearance (form) | Powder |
Purity (TLC area %) | ~90% (85 - 100%) |
Solubility (colour) | Very faint brown-yellow to very dark brown-yellow to very dark orange |
Solubility (turbidity) | Clear to hazy |
Solubility (method) | 25 mg/ml in ethanol |
Application test | Suitable for use as an indicator in chloride titrations |
Recommended retest period | 48 months |
Learn more
About VWR
Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...