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6-Carboxyfluorescein CAS 3301-79-9

3-Oxo-3',6'-dihydroxy-1,3-dihydrospiro[isobenzofuran-1,9'-[9H]xanthene]-6-carboxylicacid;Carboxyfluorescein;3',6'-dihydroxy-1-keto-spiro[isobenzofuran-3,9'-xanthene]-5-carboxylicacid;3',6'-dihydroxy-Chemicalbook1-oxo-spiro[2-benzofuran-3,9'-xanthene]-5-carboxylicacid;3',6'-dihydroxy-1-oxospiro[2-benzofuran-3,9'-xanthene]-5-carboxylicacid;6-Carboxyfluorescein,6-FAM,FLUOS;6-CarboxyfluoresceinHydrate;6-FAM,6-CF
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  • 3301-79-9

  • bosschem

  • 3301-79-9

6-Carboxyfluorescein Basic information
Product Name: 6-Carboxyfluorescein
CAS: 3301-79-9
MF: C21H12O7
MW: 376.32
EINECS: 636-503-2
Mol File: 3301-79-9.mol
6-Carboxyfluorescein Chemical Properties
Melting point >300 °C(lit.)
Boiling point 736.4±60.0 °C(Predicted)
density 1.73±0.1 g/cm3(Predicted)
storage temp. 2-8°C
solubility DMSO: soluble
pka 3.3, 4.6, 6.4, 7.0(at 25℃)
form Solid
color Yellow to orange
PH Range Weak green ' uorescence (6.0) to strong green ' uourescence (7.2)
λmax 492nm
BRN 54341
CAS DataBase Reference 3301-79-9(CAS DataBase Reference)
EPA Substance Registry System Spiro[isobenzofuran-1(3H),9'-[9H]xanthene]-6-carboxylic acid, 3',6'-dihydroxy-3-oxo- (3301-79-9)


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6-Carboxyfluorescein 3301-79-9 C21H12O7

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