Natrium-4,4'-bis(p-hydroxyphenylazo)-2,2'-vinylendibenzolsulfonat
Bezeichnung:Natrium-4,4'-bis(p-hydroxyphenylazo)-2,2'-vinylendibenzolsulfonat
CAS-Nr3051-11-4
Englisch Name:BRILLIANT YELLOW
CBNumberCB8438168
SummenformelC26H21N4NaO8S2
Molgewicht604.58
MOL-Datei3051-11-4.mol
Synonyma
Natrium-4,4'-bis(p-hydroxyphenylazo)-2,2'-vinylendibenzolsulfonat
Natrium-4,4'-bis(p-hydroxyphenylazo)-2,2'-vinylendibenzolsulfonat physikalisch-chemischer Eigenschaften
| Schmelzpunkt | >250°C |
| storage temp. | Amber Vial, Refrigerator |
| Löslichkeit | Solubility Soluble in water; slightly soluble in ethanol, acetone |
| Colour Index | 24890 |
| Aggregatzustand | powder |
| Farbe | Orange |
| Säure-Base-Indikators(pH-Indikatoren) | Yellow (6.4) to red-orange (8.0) |
| Geruch (Odor) | Odorless |
| Wasserlöslichkeit | Partially soluble in water |
| maximale Wellenlänge (λmax) | 497nm |
| BRN | 4122338 |
| Stabilität | Light Sensitve |
| Major Application | Display device, sensors, photochromic materials, inks, detergent, cosmetics, biosensors, assay for enzyme activity, antifungal agent, antiAIDS agent |
| CAS Datenbank | 3051-11-4(CAS DataBase Reference) |
| EPA chemische Informationen | C.I. Direct Yellow 4, disodium salt (3051-11-4) |
