T9699630
Ponceau SX , >95.0%(HPLC) , 4548-53-2
Synonym(s):
3-(2,4-Dimethyl-5-sulfophenylazo)-4-hydroxynaphthalene-1-sulfonic acid disodium salt;Food Red 1
CAS NO.：4548-53-2
Empirical Formula: C18H17N2NaO7S2
Molecular Weight: 460.45
MDL number: MFCD00046402
EINECS: 224-909-9
| Pack Size | Price | Stock | Quantity |
| 25g | RMB804.00 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | >300℃ |
| Density | 0.272[at 20℃] |
| solubility | Soluble in water, ethanol |
| Colour Index | 14700 |
| form | crystals |
| color | Red |
| Water Solubility | 130.4g/L at 30℃ |
| λmax | 500 nm |
| Merck | 14,7591 |
| BRN | 7161700 |
| Biological Applications | Detecting proteins; treating acquired resistance to GABAergic (ARG) agents; Shampoos; soaps |
| LogP | -0.083 |
| CAS DataBase Reference | 4548-53-2(CAS DataBase Reference) |
| IARC | 3 (Vol. 8, Sup 7) 1987 |
| EPA Substance Registry System | C.I. Food Red 1, disodium salt (4548-53-2) |
Description and Uses
Dye in externally applied drugs, cosmetics; food colorant in maraschino cherries.
Safety
| Safety Statements | 22-24/25 |
| WGK Germany | 3 |
| RTECS | QK2705000 |
| HS Code | 32041200 |
| Toxicity | LD50 orally in rats: >2 g/kg (Lu, Lavalle) |
