Dinatrium-5-(4-(4-sulfophenylazo)phenylazo)salicylat
Bezeichnung:Dinatrium-5-(4-(4-sulfophenylazo)phenylazo)salicylat
CAS-Nr3564-27-0
Englisch Name:disodium 5-(4-(4-sulphophenylazo)phenylazo)salicylate
CBNumberCB9941366
SummenformelC19H12N4Na2O6S
Molgewicht470.36632
MOL-Datei3564-27-0.mol
Synonyma
Dinatrium-5-(4-(4-sulfophenylazo)phenylazo)salicylat
Dinatrium-5-(4-(4-sulfophenylazo)phenylazo)salicylat physikalisch-chemischer Eigenschaften
| Schmelzpunkt | >300°C |
| Löslichkeit | Soluble in water; very slightly soluble in ethanol |
| pka | 11.49, 11.71(at 25℃) |
| Aggregatzustand | powder |
| Farbe | Orange |
| Säure-Base-Indikators(pH-Indikatoren) | Yellow (10.5) to red (12.0) |
| maximale Wellenlänge (λmax) | 381nm |
| Major Application | Wool dyeing, soy sauce, antiAIDS agents |
| EPA chemische Informationen | Benzoic acid, 2-hydroxy-5-[[4-[(4-sulfophenyl)azo]phenyl]azo]-, disodium salt (3564-27-0) |