3441-14-3
3441-14-3 structure
- Name: Direct Red 23
- Chemical Name: Direct Red 23
- CAS Number: 3441-14-3
- Molecular Formula: C35H25N7Na2O10S2
- Molecular Weight: 813.723
- Catalog: Dyes and pigments dye Direct dye
- Create Date: 2018-08-26 16:18:15
- Modify Date: 2025-08-20 18:03:15
| Name | Direct Red 23 |
|---|---|
| Synonyms |
2-Naphthalenesulfonic acid, 3-((4-(acetylamino)phenyl)azo)-4-hydroxy-7-((((5-hydroxy-6-(phenylazo)-7-sulfo-2-naphthalenyl)amino)carbonyl)amino)-, disodium salt
fastred4bs Disodium 3-((4-acetamidophenyl)azo)-4-hydroxy-7-((((5-hydroxy-6-(phenylazo)-7-sulphonato-2-naphthyl)amino)carbonyl)amino)naphthalene-2-sulphonate Directred4BS MFCD00003946 2-Naphthalenesulfonic acid, 3-[(E)-2-[4-(acetylamino)phenyl]diazenyl]-4-hydroxy-7-[[[[5-hydroxy-6-[(E)-2-phenyldiazenyl]-7-sulfo-2-naphthalenyl]amino]carbonyl]amino]-, sodium salt (1:2) disodium 3-{(E)-[4-(acetylamino)phenyl]diazenyl}-4-hydroxy-7-[({5-hydroxy-6-[(E)-phenyldiazenyl]-7-sulfonatonaphthalen-2-yl}carbamoyl)amino]naphthalene-2-sulfonate redemb Disodium 3-[(E)-(4-acetamidophenyl)diazenyl]-4-hydroxy-7-[({5-hydroxy-6-[(E)-phenyldiazenyl]-7-sulfonato-2-naphthyl}carbamoyl)amino]-2-naphthalenesulfonate redembl disodiumsa polycorredse disodiumsal scarlet4bs EINECS 222-348-4 |
| Molecular Formula | C35H25N7Na2O10S2 |
|---|---|
| Molecular Weight | 813.723 |
| Exact Mass | 813.089966 |
| PSA | 291.29000 |
| LogP | 10.02620 |
| Index of Refraction | 1.745 |
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
|---|---|
| RIDADR | NONH for all modes of transport |
| WGK Germany | 2 |
| RTECS | QK1237500 |