Fluorescein CAS#: 2321-07-5; ChemWhat Code: 96527
Names & Identifiers |
| Product Name | Fluorescein |
| Synonyms | 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 |
| CAS Registry Number | 2321-07-5 |
| Molecular Formula | C20H12O5 |
| Molecular Weight | 332.31 |
| EINECS | 219-031-8 |
| Other Registry Numbers | |
| More Identifiers on PubChem | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
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Chemical & Physical Properties |
| Melting point | 320 °C(lit.) |
| Storage | −20°C |
| Solubulity | Solubility Insoluble in water, ether, benzene, chloroform; soluble in ethanol, methanol, acetone, Iethyl acetate, N,N-dimethylformamide |
| pka | 2.2, 4.4, 6.7(at 25℃) |
| Colour Index | 45350 |
| form | Powder |
| Color | Red to orange |
| PH Range | Pink uorescence (4.0) to green uorescence (6.0) |
| Water Solubility | insoluble |
| λmax | 493.5nm, 496nm, 460nm, 515nm |
| Merck | 14,4159 |
| BRN | 94324 |
| Stability: | Stable. Combustible. Incompatible with strong oxidizing agents. |
| Major Application | Organic light-emitting diode, nanoparticles, liquid crystal display, oil products, lip make-up, nucleic acid synthesis, amplification, sequencing and cloning, diagnosis of diabetic retinopathy, detecting yeast, multidrug resistance, proteins, antiHCV antibodies, target genes, enzymatic activity, nerve agent, nucleic acid sequences, imaging lung cancer, prostate cancer |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
| EPA Substance Registry System | Spiro[isobenzofuran- 1(3H),9'-[9H]xanthen]- 3-one, 3',6'-dihydroxy- (2321-07-5) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | Xi |
| R Phrase | 43-36-36/37/38 |
| S Phrase | 22-24/25-37/39-26-36/37/39-27 |
| WGK Germany | 3 |
| RTECS | LM5075000 |
| F | 10-21 |
| TSCA | Yes |
| Hazardous Substances Data | 2321-07-5(Hazardous Substances Data) |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
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