Hexanatrium-7,7'-(carbonyldiimino)bis[4-hydroxy-3-[[2-sulfonato-4-[(4-sulfonatophenyl)azo]phenyl]azo]naphthalin-2-sulfonat]
Bezeichnung:Hexanatrium-7,7'-(carbonyldiimino)bis[4-hydroxy-3-[[2-sulfonato-4-[(4-sulfonatophenyl)azo]phenyl]azo]naphthalin-2-sulfonat]
CAS-Nr2610-10-8
Englisch Name:DIRECT RED 80
CBNumberCB3126376
SummenformelC45H33N10NaO21S6
Molgewicht1265.16
MOL-Datei2610-10-8.mol
Synonyma
Hexanatrium-7,7'-(carbonyldiimino)bis[4-hydroxy-3-[[2-sulfonato-4-[(4-sulfonatophenyl)azo]phenyl]azo]naphthalin-2-sulfonat]
Hexanatrium-7,7'-(carbonyldiimino)bis[4-hydroxy-3-[[2-sulfonato-4-[(4-sulfonatophenyl)azo]phenyl]azo]naphthalin-2-sulfonat] physikalisch-chemischer Eigenschaften
Dichte | 1.625[at 20℃] |
Dampfdruck | 0Pa at 25℃ |
storage temp. | room temp |
Aggregatzustand | powder |
Colour Index | 35780 |
pka | pK1-6 < 2; pK7.8 >13(at 25℃) |
Farbe | Dark green to Dark red to Black |
Wasserlöslichkeit | Partly soluble in water, very slightly soluble in ethanol, and cellosolve. Insoluble in many organic solvents. |
maximale Wellenlänge (λmax) | 528 nm |
ε(Extinktionskoeffizient) | ≥12000 at 277-283nm in H2O ≥15000 at 223-235nm in H2O ≥32000 at 524-530nm in H2O |
Merck | 14,8548 |
BRN | 8185575 |
InChIKey | YIQKLZYTHXTDDT-IJPLDVMMSA-H |
LogP | -2.82 at 20℃ |
CAS Datenbank | 2610-10-8 |
EPA chemische Informationen | C.I. Direct Red 80, hexasodium salt (2610-10-8) |