Fluorescein disodium salt CAS#: 518-47-8; ChemWhat Code: 142809
Names & Identifiers |
| Product Name | Fluorescein disodium salt |
| Synonyms | 9-(o-carboxyphenyl)-6-hydroxy-3h-xanthen-3-one,disodiumsalt;9’-(9h)xanthen)-3-one,3’,6’-dihydroxy-spiro(isobenzofuran-1(3hdisodiums;9’-[9h]xanthen]-3-one,3’,6’-dihydroxy-spiro[isobenzofuran-1(3hdisodiumsal;9-o-carboxyphenyl-6-hydroxy-3-isoxanthone,disodiumsalt;abcoluraninepowders&liquids;aizenuranine;c.i.45350disodiumsalt;c.i.45350sodiumsalt |
| CAS Registry Number | 518-47-8 |
| Molecular Formula | C20H10Na2O5 |
| Molecular Weight | 376.27 |
| EINECS | 208-253-0 |
| 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 |
| Storage | Store at +5°C to +30°C. |
| Solubulity | H2O: soluble1mg/mL |
| form | Powder |
| pka | 2.2, 4.4, 6.7(at 25℃) |
| Colour Index | 45350 |
| Color | Rust-orange |
| PH Range | Pink uorescence (4.0) to green uorescence (6.0) |
| PH | 8.3 (10g/l, H2O, 20℃) |
| Water Solubility | 500 g/L (20 ºC) |
| λmax | 491nm, 493.5nm, 490nm |
| Merck | 14,4159 |
| BRN | 3833041 |
| Stability: | Stable. |
| Major Application | Nanolithography, nanoparticles, thin films, fuel cells, inks, laser, Colored bubbles, cleansing products, identifying leaks in coolant, suntanning agent, hair dyes, cosmetics, dermatology, dental material, diagnosis of diabetic retinopathy, antitumor agent |
| InChIKey | NJDNXYGOVLYJHP-UHFFFAOYSA-L |
| 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-, disodium salt(518-47-8) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | Xi |
| R Phrase | 36-36/37/38 |
| S Phrase | 22-24/25-37/39-26-36/37/39-27 |
| WGK Germany | 1 |
| RTECS | LM5425000 |
| F | 3 |
| TSCA | Yes |
| HS Code | 32041200 |
| 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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