2-(4,5-Dibrom-3,6-dihydroxy-2,7-dinitroxanthen-9-yl)-benzoesure, dinatriumsalz
Bezeichnung:2-(4,5-Dibrom-3,6-dihydroxy-2,7-dinitroxanthen-9-yl)-benzoesure, dinatriumsalz
CAS-Nr548-24-3
Englisch Name:EOSIN B
CBNumberCB8309228
SummenformelC20H9Br2N2NaO9
Molgewicht604.09
MOL-Datei548-24-3.mol
Synonyma
2-(4,5-Dibrom-3,6-dihydroxy-2,7-dinitroxanthen-9-yl)-benzoesure, dinatriumsalz
2-(4,5-Dibrom-3,6-dihydroxy-2,7-dinitroxanthen-9-yl)-benzoesure, dinatriumsalz physikalisch-chemischer Eigenschaften
| Schmelzpunkt | 275 °C (dec.)(lit.) |
| storage temp. | Store at +5°C to +30°C. |
| Löslichkeit | spirit: soluble |
| Colour Index | 45400 |
| Aggregatzustand | Solid |
| Farbe | Very dark purple-red to dark brown |
| PH | 6.2 (10g/l, H2O, 25℃) |
| Wasserlöslichkeit | Soluble in water (390 g/L at 20°C), and ethanol. |
| maximale Wellenlänge (λmax) | 514 nm, 395 nm |
| Merck | 14,3602 |
| BRN | 4121964 |
| Stabilität | Stable. Incompatible with strong oxidizing agents. |
| Biologische Anwendungen | Antimalarial agent; protein assay; detecting enzyme activity; treating cancer,malaria,diabetes,a variety of conditions affecting skin,mouth,digestive tract,urinary tract,reproductive tract,respiratory tract,circulatory sys |
| EPA chemische Informationen | Eosin B (548-24-3) |
| Kennzeichnung gefährlicher | Xn |
| R-Sätze: | 22 |
| S-Sätze: | 22-24/25 |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 3204 12 00 |
