4-(2-(2,4-Dimethylphenyl)diazenyl)-3-hydroxy-2,7-naphthalenedisulfonic acid

4-[(2,4-dimethylphenyl)diazenyl]-3-hydroxynaphthalene-2,7-disulfonic acid

Also Known As: Ponceau xylidine|Ponceau 2R|Acid Ponceau R|Lake ponceau|Ponceau fr|Ponceau gr|Ponceau nr|Ponceau rg|Acid Scarlet|Xylidine Red|Ponceau Red|Xylidine Ponceau|Calcocid 2ril|PONCEAU MX|Ponceau J|Ponceau R|Ponceaux MX|Kiton Ponceau R|Scarlet 2rl|Ponceau RR|Ponceau RS|Acetacid Red J|Java ponceau 2r|Lake Scarlet R|Neklacid Red RR|Ponceau BNA|Ponceau PXM|Scarlet RRA|Edicol ponceau rs|Ponceau Red R|Acidal Ponceau G|Ponceau 2Re|Acid Scarlet 2B|Acid Scarlet 2R|Aizen Ponceau RH|Scarlet 2R|Pigment Ponceau R|Acilan ponceau rrl|Ponceau 2RL|Ponceau 2RX|Scarlet 2RB|Amacid scarlet 2r|New Ponceau 4R|Hispacid ponceau R|Kiton Ponceau 2R|Paper Red HRR|Red For Lakes J|Acid Ponceau 2RL|Acid Scarlet 2BN|Acid Scarlet 2RL

Molecular Formula	C18H16N2O7S2
Molecular Weight	436.0399 g/mol
LogP	4.07
Topological Polar Surface Area	153.69 Ų
Hydrogen Bond Donors	3
Hydrogen Bond Acceptors	7
Rotatable Bonds	4
Exact Mass	436.0399
Heavy Atoms	29
Complexity	1379.1

Chemical Identifiers

CAS Number	7481-49-4
SMILES	CC1=CC(=C(C=C1)N=NC2=C3C=CC(=CC3=CC(=C2O)S(=O)(=O)O)S(=O)(=O)O)C