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Thermo Scientific Chemicals Fluorescein, disodium salt, pure
CAS: 518-47-8 | C20H10Na2O5 | 376.28 g/mol
$70.21 - $946.69
Chemical Identifiers
| CAS | 518-47-8 |
|---|---|
| Molecular Formula | C20H10Na2O5 |
| Molecular Weight (g/mol) | 376.28 |
| MDL Number | MFCD00167039 |
| InChI Key | NJDNXYGOVLYJHP-UHFFFAOYSA-L |
| IUPAC Name | disodium 2-(6-oxido-3-oxo-3H-xanthen-9-yl)benzoate |
| SMILES | [Na+].[Na+].[O-]C(=O)C1=CC=CC=C1C1=C2C=CC(=O)C=C2OC2=CC([O-])=CC=C12 |
| Catalog Number | Mfr. No. | Quantity | Packaging | Price | Quantity & Availability | ||||
|---|---|---|---|---|---|---|---|---|---|
| Catalog Number | Mfr. No. | Quantity | Packaging | Price | Quantity & Availability | ||||
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AC173241000
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Thermo Scientific Chemicals
173241000 |
100 g | Glass Bottle |
Each for $70.21
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AC173245000
|
Thermo Scientific Chemicals
173245000 |
500 g | Glass Bottle |
Each for $214.62
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AC173240025
|
Thermo Scientific Chemicals
173240025 |
2.5 kg | Plastic drum |
Each for $946.69
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Description
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
IndicatorChemical Identifiers
| 518-47-8 | |
| 376.28 | |
| NJDNXYGOVLYJHP-UHFFFAOYSA-L | |
| [Na+].[Na+].[O-]C(=O)C1=CC=CC=C1C1=C2C=CC(=O)C=C2OC2=CC([O-])=CC=C12 |
| C20H10Na2O5 | |
| MFCD00167039 | |
| disodium 2-(6-oxido-3-oxo-3H-xanthen-9-yl)benzoate |
Specifications
| 1700 (at lambda max.) min. | |
| 518-47-8 | |
| C20H10Na2O5 | |
| 19, V,6, 456 | |
| Acid Yellow 73, Fluorescein, water soluble, Uranine, C.I. 45350 | |
| NJDNXYGOVLYJHP-UHFFFAOYSA-L | |
| Authentic | |
| 376.28 | |
| 376.27 | |
| Pure | |
| Powder |
| 320.0°C | |
| 1.2 to 1.7 | |
| MFCD00167039 | |
| 15, 4192 | |
| Solubility in water: 500g/L (20°C). Other solubilities: slightly soluble in alcohol | |
| [Na+].[Na+].[O-]C(=O)C1=CC=CC=C1C1=C2C=CC(=O)C=C2OC2=CC([O-])=CC=C12 | |
| disodium 2-(6-oxido-3-oxo-3H-xanthen-9-yl)benzoate | |
| 488 to 491nm (in buffer pH 8) | |
| 10% (105°C) max. | |
| Brown to Orange/Red or Brown/Green | |
| Fluorescein, disodium salt |
Safety and Handling
Emergency Overview
Irritating to eyes. May cause skin and respiratory tract irritation.
NFPA
Health: 2
Flammability:
Warning
RUO – Research Use Only