FLAVIANIC ACID
- CAS NO.：483-84-1
- Empirical Formula: C10H6N2O8S
- Molecular Weight: 314.23
- MDL number: MFCD00046407
- EINECS: 207-600-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 00:23:23
What is FLAVIANIC ACID?
What are the applications of Application
Flavianic acid is a dye suitable for use as a color reference standard
Definition
ChEBI: A naphthalenesulfonic acid that is naphthalene-2-sulfonic acid substituted by nitro groups at positions 5 and 7 as well as a hydroxy group at position 8. The disodium salt is the biological stain 'naphthol yellow S'.
Properties of FLAVIANIC ACID
| Melting point: | 148-151 °C(lit.) |
| Density | 1.7763 (rough estimate) |
| refractive index | 1.7450 (estimate) |
| storage temp. | 2-8°C |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| pka | -0.38±0.40(Predicted) |
| form | powder to crystal |
| color | Light yellow to Yellow |
| CAS DataBase Reference | 483-84-1(CAS DataBase Reference) |
| EPA Substance Registry System | 2-Naphthalenesulfonic acid, 8-hydroxy-5,7-dinitro- (483-84-1) |
Safety information for FLAVIANIC ACID
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H290:Corrosive to Metals H314:Skin corrosion/irritation |
| Precautionary Statement Codes |
P234:Keep only in original container. P260:Do not breathe dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. P390:Absorb spillage to prevent material damage. P405:Store locked up. P406:Store in corrosive resistant/… container with a resistant inner liner. P501:Dispose of contents/container to..… |
Computed Descriptors for FLAVIANIC ACID
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