2-(4-Dipropylaminophenylazo)benzoesaeure
Bezeichnung:2-(4-Dipropylaminophenylazo)benzoesaeure
CAS-Nr2641-01-2
Englisch Name:Propyl Red
CBNumberCB4298913
SummenformelC19H23N3O2
Molgewicht325.4
MOL-Datei2641-01-2.mol
Synonyma
2-(4-Dipropylaminophenylazo)benzoesaeure
2-(4-Dipropylaminophenylazo)benzoesaeure physikalisch-chemischer Eigenschaften
| Schmelzpunkt | 173-175 °C |
| Siedepunkt | 463.59°C (rough estimate) |
| Dichte | 1.1611 (rough estimate) |
| Brechungsindex | 1.5900 (estimate) |
| Löslichkeit | Solubility Insoluble in water; soluble in ethanol, methanol |
| Aggregatzustand | Solid |
| pka | 5.48(at 25℃) |
| Farbe | Yellow-orange |
| Säure-Base-Indikators(pH-Indikatoren) | Red (4.6) to yellow (6.6) |
| Major Application | Electrphoresis display device, image contrast-enhancing layer, photography, Photoelectrographic imaging, inks, paints, toys |
| CAS Datenbank | 2641-01-2(CAS DataBase Reference) |
| EPA chemische Informationen | Benzoic acid, 2-[[4-(dipropylamino)phenyl]azo]- (2641-01-2) |