FLUORESCIN
- CAS NO.：518-44-5
- Empirical Formula: C20H14O5
- Molecular Weight: 334.32
- MDL number: MFCD00046931
- EINECS: 208-252-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 04:55:52
What is FLUORESCIN?
The Uses of FLUORESCIN
Reagent for oxidases, peroxides.
What are the applications of Application
Fluorescin is a fluorescent probe
Definition
ChEBI: Fluorescin is a member of xanthenes.
Properties of FLUORESCIN
| Melting point: | 125-127° |
| Boiling point: | 431.14°C (rough estimate) |
| Density | 1.2497 (rough estimate) |
| refractive index | 1.5000 (estimate) |
| pka | 3.88±0.36(Predicted) |
| form | powder to crystal |
| color | Light yellow to Brown |
| Merck | 14,4160 |
| EPA Substance Registry System | Benzoic acid, 2-(3,6-dihydroxy-9H-xanthen-9-yl)- (518-44-5) |
Safety information for FLUORESCIN
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. |
Computed Descriptors for FLUORESCIN
New Products
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