5(6)-Carboxyfluorescein
- Product Name5(6)-Carboxyfluorescein
- CAS72088-94-9
- CBNumberCB5257173
- MFC42H24O14
- MW752.63
- EINECS276-331-1
- MDL NumberMFCD00151081
- MOL File72088-94-9.mol
- MSDS FileSDS
Chemical Properties
| Melting point | 275 °C |
| Boiling point | 464.9°C (rough estimate) |
| Density | 1.3418 (rough estimate) |
| refractive index | 1.6380 (estimate) |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | DMSO (Sparingly), Methanol (Slightly, Heated) |
| form | Solid |
| color | Light Yellow to Dark Brown |
| Water Solubility | slightly soluble |
| λmax | 492 nm |
| ε(extinction coefficient) | 12134 at 284nm in 0.1 M NaOH at 0.005g/L 43060 at 239nm in 0.1 M NaOH at 0.005g/L |
| ex/em | λex 493, 322 nm; λem 515 nm in TRIS 10 mM; pH 9 |
| Major Application | diagnostic assay manufacturing hematology histology |
| InChIKey | CPRVUBZYHZGASQ-UHFFFAOYSA-N |
| SMILES | C12(OC(=O)C3C=CC(C(=O)O)=CC1=3)C1=CC=C(O)C=C1OC1C=C(O)C=CC2=1.C12(OC(=O)C3C=C(C(=O)O)C=CC1=3)C1=CC=C(O)C=C1OC1C=C(O)C=CC2=1 |
| EPA Substance Registry System | Spiro[isobenzofuran-1(3H),9'-[9H]xanthene]-ar-carboxylic acid, 3',6'-dihydroxy-3-oxo- (72088-94-9) |
| UNSPSC Code | 12352005 |
| NACRES | NA.47 |
Safety
| Symbol(GHS) |
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| Signal word | Warning | |||||||||
| Hazard statements | H319 | |||||||||
| Precautionary statements | P305+P351+P338 | |||||||||
| Hazard Codes | Xi,Xn | |||||||||
| Risk Statements | 36-36/37/38-20/21/22 | |||||||||
| Safety Statements | 37/39-26-36-22 | |||||||||
| WGK Germany | 3 | |||||||||
| TSCA | TSCA listed | |||||||||
| HS Code | 29322090 | |||||||||
| Storage Class | 11 - Combustible Solids | |||||||||
| NFPA 704: |
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