Fluorescein
Product Description
| Product | Fluorescein |
| CAS | 2321-07-5 |
| Formula | C20H12O5 |
| Synonym | 11712yellow, 2-(6-hydroxy-3-oxo-3h-xanthen-9-yl)-benzoicaci, 3,6-dihydroxyspiro(xanthene-9,3’-phthalide), 3,6-fluorandiol, 3’,4’-dehydroxyfluoran, 3’,6’-dihydroxy-fluora, 3’,6’-dihydroxyfluoran, 3’,6’-dihydroxyspiro(isobenzofuran-1(3h),9’(9h)-xanthen)-3-one, D&C Yellow No. 7, Acid yellow 73, CI 453501, 3,6-Dihydroxyspiro [isobenzofuran-1(3H),9-[9H] xanthen]-3-one, Fluorescein, Solvent yellow 94 |
Typical Product Specifications
| Molecular weight | 332.31 |
| EINECS | 219-031-8 |
| SMILES | c1ccc2c(c1)C(=O)OC23c4ccc(cc4Oc5c3ccc(c5)O)O |
| log P (octanol-water) | 3.350 |
| Melting Point | 315 dec ° C |
| Atmospheric OH Rate Constant | 2.00E-10 cm3/molecule-sec |
| Storage Temperature | -20°C |
| Melting Point | 320 °C |
| Stability | Stable. Combustible. Incompatible with strong oxidizing agents. |
| Storage Temperature | -20°C |
| Colour Index | 45350 |
| Merck | 14,4159 |
| Water solubility | insoluble |
| BRN Number | 94324 |
| Notes | Fluorescein uses and applications include: Colorant in external cosmetics, pharmaceuticals |
| Class | Specialty Chemicals |
| Function | Intermediates |
| Industry | Cosmetic, Pharmaceutical |
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