Ponceau S

tetrasodium;3-hydroxy-4-[[2-sulfonato-4-[(4-sulfonatophenyl)diazenyl]phenyl]diazenyl]naphthalene-2,7-disulfonate

Also Known As: Ponceau S|Acid Red 112|Ponceau S Extra|Ponceau Red S|ponceau-s|Acid Red|Ponceau S solution|Ponceau S Staining Solution|C.I. Acid Red 112|Ponceau S sodium salt|Ponceau-S, Sodium Salt|C.I. Acid Red 112, tetrasodium salt|C.I. 27195|EINECS 228-319-2|KS-00000YDC|Ponceau S, Electrophoresis Grade|6226-79-5 (solid)|6632AF|HB0819|P 7170

Molecular Formula	C22H12N4Na4O13S4
Molecular Weight	759.88745 g/mol
LogP	-8.9914
Topological Polar Surface Area	298.47 Ų
Hydrogen Bond Donors	1
Hydrogen Bond Acceptors	17
Rotatable Bonds	8
Exact Mass	759.88745
Monoisotopic Mass	759.88745
Heavy Atoms	47
Complexity	2305.0498

Chemical Identifiers

CAS Number	18472-87-2
SMILES	C1=CC(=CC=C1N=NC2=CC(=C(C=C2)N=NC3=C4C=CC(=CC4=CC(=C3O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]