1-(2,4-Dimethylphenylazo)-2-naphthol
Bezeichnung:1-(2,4-Dimethylphenylazo)-2-naphthol
CAS-Nr3118-97-6
Englisch Name:SUDAN II
CBNumberCB0451952
SummenformelC18H16N2O
Molgewicht276.33
MOL-Datei3118-97-6.mol
Synonyma
1-(2,4-Dimethylphenylazo)-2-naphthol
1-(2,4-Dimethylphenylazo)-2-naphthol physikalisch-chemischer Eigenschaften
| Schmelzpunkt | 156-158 °C(lit.) |
| Siedepunkt | 419.24°C (rough estimate) |
| Dichte | 1.1318 (rough estimate) |
| Dampfdruck | 0Pa at 25℃ |
| Brechungsindex | 1.5800 (estimate) |
| Flammpunkt | 231.6° |
| storage temp. | Hygroscopic, Refrigerator, Under inert atmosphere |
| Löslichkeit | Chloroform (Slightly), DMSO (Slightly, Heated, Sonicated), Ethyl Acetate (Slight |
| Colour Index | 12140 |
| pka | 13.52±0.50(Predicted) |
| Aggregatzustand | Powder |
| Farbe | Red to orange-brownish |
| Wasserlöslichkeit | 54.45μg/L at 25℃ |
| maximale Wellenlänge (λmax) | 493 nm 604 nm (2nd) |
| ε(Extinktionskoeffizient) | ≥14000 at 491-497nm in methanol at 0.005g/L ≥9000 at 419-425nm in methanol at 0.005g/L |
| Stabilität | Hygroscopic |
| Major Application | diagnostic assay manufacturing hematology histology |
| InChI | 1S/C18H16N2O/c1-12-7-9-16(13(2)11-12)19-20-18-15-6-4-3-5-14(15)8-10-17(18)21/h3-11,21H,1-2H3/b20-19+ |
| Kennzeichnung gefährlicher | Xi |
| R-Sätze: | 36/37/38 |
| S-Sätze: | 26-37/39-24/25 |
| WGK Germany | 3 |
| RTECS-Nr. | QL5850000 |
| TSCA | TSCA listed |
| HS Code | 32129000 |
| Speicherklasse | 11 - Combustible Solids |
| Hazard Classifications | Eye Irrit. 2 Skin Irrit. 2 Skin Sens. 1 |
| Giftige Stoffe Daten | 3118-97-6(Hazardous Substances Data) |
