CAS No 6226-79-5 , Ponceau S Search by region : Germany

Name: Ponceau S
Synonyms: 3-Hydroxy-4-[2-sulfo-4-(4-sulfophenylazo)phenylazo]-2,7-naphthalenedisulfonic acid, tetrasodium salt; Ponceau S solution; 3-Hydroxy-4-[2-sulfo-4-(4-sulfophenylazo)phenylazo]-2,7-naphthalenedisulfonic acid tetrasodium salt;Ponceau S; tetrasodium 3-hydroxy-4-(2-sulphonato-4-(4-sulphonatophenylazo)phenylazo)naphthalene-2,7-disulphonat;C.I. 27195; Acid red 112; C.I. 27195;
CAS Registry Number:6226-79-5
Density: 1.01 g/mL at 20 °C
Refractive index: 20/D 1.338
Water Solubility: 10 G/L
Safety Statements: R36/37/38
Hazard Symbols: Xi: Irritant;
HS Code: 32041200
EINECS: 228-319-2
Molecular Weight: 760.57
InChI: InChI=1/C22H16N4O13S4.4Na/c27-22-20(43(37,38)39)10-12-9-16(41(31,32)33)6-7-17(12)21(22)26-25-18-11-14(3-8-19(18)42(34,35)36)24-23-13-1-4-15(5-2-13)40(28,29)30;;;;/h1-11,27H,(H,28,29,30)(H,31,32,33)(H,34,35,36)(H,37,38,39);;;;/q;4*+1/p-4/b24-23+,26-25+;;;;
Risk Statements: S26;S37/39
Molecular Formula: C22H12N4Na4O13S4
Molecular Structure:

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