Dinatrium-3-(5-chlor-2-hydroxyphenylazo)-4,5-dihydroxynaphthalin-2,7-disulfonat
Bezeichnung:Dinatrium-3-(5-chlor-2-hydroxyphenylazo)-4,5-dihydroxynaphthalin-2,7-disulfonat
CAS-Nr1058-92-0
Englisch Name:Mordant Blue 13
CBNumberCB1232088
SummenformelC16H12ClN2NaO9S2
Molgewicht498.84
MOL-Datei1058-92-0.mol
Synonyma
Dinatrium-3-(5-chlor-2-hydroxyphenylazo)-4,5-dihydroxynaphthalin-2,7-disulfonat
Dinatrium-3-(5-chlor-2-hydroxyphenylazo)-4,5-dihydroxynaphthalin-2,7-disulfonat physikalisch-chemischer Eigenschaften
Dichte | 1.756[at 20℃] |
storage temp. | 2-8°C |
Colour Index | 16680 |
pka | pK1:7.56;pK2:9.3;pK3:12.4 (25°C) |
Aggregatzustand | powder to crystal |
Farbe | Dark green to Dark red to Black |
Wasserlöslichkeit | 26.62g/L at 20℃ |
LogP | -1.853 at 20℃ |
CAS Datenbank | 1058-92-0(CAS DataBase Reference) |
EPA chemische Informationen | Disodium 3-[(5-chloro-2-hydroxyphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonate (1058-92-0) |