Chromotropic acid

[4,5-Dihydroxynaphthalene-2,7-disulfonic acid;used as a reagent and in chromotropes.

Molecular Formula: C₁₀H₈O₈S₂

InChI: InChI=1/C10H8O8S2/c11-8-3-6(19(13,14)15)1-5-2-7(20(16,17)18)4-9(12)10(5)8/h1-4,11-12H,(H,13,14,15)(H,16,17,18)/f/h13,16H

InChIKey: InChIKey=HLVXFWDLRHCZEI-JHVZOGCYCH
SMILES: C1=C2C=C(C=C(C2=C(C=C1S(=O)(=O)O)O)O)S(=O)(=O)O

Names:
    Chromotropic acid
    C11323
    148-25-4
    4,5-dihydroxynaphthalene-2,7-disulfonic acid

Registries:
    PubChem CID 67221
    PubChem ID 13498