Tetranatrium-3-hydroxy-4-(2-sulfonato-4-(4-sulfonatophenylazo)phenylazo)naphthalin-2,7-disulfonat
Bezeichnung:Tetranatrium-3-hydroxy-4-(2-sulfonato-4-(4-sulfonatophenylazo)phenylazo)naphthalin-2,7-disulfonat
CAS-Nr6226-79-5
Englisch Name:Ponceau S
CBNumberCB8184355
SummenformelC22H17N4NaO13S4
Molgewicht696.62
MOL-Datei6226-79-5.mol
Synonyma
Tetranatrium-3-hydroxy-4-(2-sulfonato-4-(4-sulfonatophenylazo)phenylazo)naphthalin-2,7-disulfonat
Tetranatrium-3-hydroxy-4-(2-sulfonato-4-(4-sulfonatophenylazo)phenylazo)naphthalin-2,7-disulfonat physikalisch-chemischer Eigenschaften
Dichte | 1.01 g/mL at 20 °C |
Brechungsindex | n |
storage temp. | Store at RT. |
Löslichkeit | H2O: soluble1mg/mL |
Colour Index | 27195 |
Aggregatzustand | Powder/Solid |
Farbe | Red-brown |
PH | 9.0 (10g/l, H2O, 20℃) |
Wasserlöslichkeit | 10 g/L |
Stabilität | Stable. Incompatible with strong oxidizing agents. |
CAS Datenbank | 6226-79-5(CAS DataBase Reference) |
EPA chemische Informationen | 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-[[2-sulfo-4-[(4-sulfophenyl)azo]phenyl]azo]-, tetrasodium salt (6226-79-5) |
Kennzeichnung gefährlicher | Xi |
R-Sätze: | 36/37/38 |
S-Sätze: | 26-36-37/39 |
WGK Germany | 3 |
RTECS-Nr. | QJ6600000 |
TSCA | Yes |
HS Code | 32041200 |