Ponceau SX

Molecular Formula: C₁₈H₁₄N₂Na₂O₇S₂

InChI: InChI=1/C18H16N2O7S2.2Na/c1-10-7-11(2)16(28(22,23)24)8-14(10)19-20-15-9-17(29(25,26)27)12-5-3-4-6-13(12)18(15)21;;/h3-9,19H,1-2H3,(H,22,23,24)(H,25,26,27);;/q;2*+1/p-2/fC18H14N2O7S2.2Na/q-2;2m

InChIKey: InChIKey=GRRDBTDTMCTWQZ-CAELOLEMCG
SMILES: CC1=CC(=C(C=C1NN=C2C=C(C3=CC=CC=C3C2=O)S(=O)(=O)[O-])S(=O)(=O)[O-])C.[Na+].[Na+]

Names:
    Crimson 4R
    disodium 3-[(2,4-dimethyl-5-sulfonato-phenyl)hydrazinylidene]-4-oxo-naphthalene-1-sulfonate
    Food red 1
    Food Red 4
    Hexacol Ponceau SX
    Maple Ponceau SX
    Ponceau SX Lake
    Ponceau SX
    Purple 4R
    Red shade #24
    4R purple

Registries:
    PubChem CID 5463878
    PubChem ID 203997