Disodium 4,4'-bis(2-sulfostyryl)biphenyl
- CAS NO.：27344-41-8
- Empirical Formula: C28H23NaO6S2
- Molecular Weight: 542.6
- MDL number: MFCD00318874
- EINECS: 248-421-0
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 02:02:25
What is Disodium 4,4'-bis(2-sulfostyryl)biphenyl?
Chemical properties
Greenish Yellow Solid
The Uses of Disodium 4,4'-bis(2-sulfostyryl)biphenyl
Disodium 4,4'-bis(2-sulfostyryl)biphenyl can be used as a fluorescent whitening agent used for household goods.
Flammability and Explosibility
Non flammable
Safety Profile
Mddly toxic by ingestion. A skin and severe eye irritant. Experimental reproductive effects. When heated to decomposition it emits toxic fumes of SOx and Na2O.
Properties and Applications
|
TEST ITEMS |
SPECIFICATION |
|
APPEARANCE |
GREENISH YELLOW CRYSTALLINE BEAD |
|
WATER INSOLUBLE |
0.03% MAX |
|
SOLUBILITY |
25°C 25g/L, 70°C 100g/L, 95°C 300g/L |
|
PURITY |
99% min |
|
MAX UV ABSORPTION |
348-350nm |
Properties of Disodium 4,4'-bis(2-sulfostyryl)biphenyl
| Melting point: | >300°C (dec.) |
| Density | 1.414 |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | DMSO (Sparingly), Methanol (Slightly), Water (Slightly) |
| form | Solid |
| color | Pale Green to Green |
| Water Solubility | 17.6g/L at 20℃ |
| CAS DataBase Reference | 27344-41-8(CAS DataBase Reference) |
| EPA Substance Registry System | Disodium 4,4'-bis(2-sulfostyryl)biphenyl (27344-41-8) |
Safety information for Disodium 4,4'-bis(2-sulfostyryl)biphenyl
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H320:Serious eye damage/eye irritation H402:Hazardous to the aquatic environment, acute hazard |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P273:Avoid release to the environment. P501:Dispose of contents/container to..… |
Computed Descriptors for Disodium 4,4'-bis(2-sulfostyryl)biphenyl
| InChIKey | PMPJQLCPEQFEJW-HPKCLRQXSA-L |
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