5-Carboxyfluorescein 95%
Fornitore: Thermo Scientific
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Attenzione
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Synonyms:
Spiro(isobenzofuran-1(3H),9'-(9H)xanthene)-5-carboxylic acid, 3',6'-dihydroxy-3-oxo-, 5-FAM, 3',6'-Dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-5-carboxylic acid, 5-Carboxyfluorescein hydrate
Appearance: Yellow to orange Powder
Formula:
C₂₁H₁₂O₇.xH₂O Peso molecolare: 376,32 g/mol (anhy) Temperatura di stoccaggio: Refrigerata |
MDL Number:
MFCD00036874 CAS Number: 76823-03-5 |
Risultati del test di specificazione
Appearance | Yellow to orange Powder |
Infrared spectrum | Conforms |
HPLC | ≥94 % |
NMR (1H-NMR) | Consistent with structure |
Sulfated ash | ≤0.1 % |
Solubility | (in water) Sparingly soluble |
Related substances | Passes test |
Titration with NaOH | 99.5 to 100.5 % (On dried substance) |
Chloride (Cl) | ≤200 ppm |
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