2',7'-Dichlorofluorescein, pure
Supplier: Thermo Scientific
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Warning
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Synonyms:
2',7'-Dichloro-3',6'-dihydroxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one
191530050
191530250
191531000
ACRO191530050EA
122
GBP
ACRO191530050
ACRO191530250
ACRO191531000
2',7'-Dichlorofluorescein, pure
2',7'-Dichlorofluorescein
Formula:
C₂₀H₁₀Cl₂O₅ MW: 401,20 g/mol Melting Pt: 280 °C (dec.) Density: 0,79 g/cm³ Storage Temperature: Ambient |
MDL Number:
MFCD00005047 CAS Number: 76-54-0 EINECS: 200-968-6 |
Specification Test Results
Appearance | Light orange to red-brown Powder |
Infrared spectrum | Conforms |
Loss on drying | ≤5 % (110°C) |
UV Lambda max | 501 to 503 nm (in 0.1 N NaOH) |
Specific absorbance A (1%/1cm) | ≥2000 (at lambda max.) |
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