5-Isobenzofuransulfonic acid, 1,3-dihydro-1,3-dioxo-

Molecular Formula: C₈H₄O₆S

InChI: InChI=1/C8H4O6S/c9-7-5-2-1-4(15(11,12)13)3-6(5)8(10)14-7/h1-3H,(H,11,12,13)/f/h11H

InChIKey: InChIKey=VJDQIBUPTBGINF-WXRBYKJCCQ
SMILES: C1=CC2=C(C=C1S(=O)(=O)O)C(=O)OC2=O

Names:
    EINECS 205-128-2
    NSC 26435
    Phthalic anhydride, 4-sulfo- (8CI)
    1,3-dioxoisobenzofuran-5-sulfonic acid
    134-08-7
    4-Sulfophthalic anhydride
    4-Sulphophthalic anhydride
    5-Isobenzofuransulfonic acid, 1,3-dihydro-1,3-dioxo-

Registries:
    PubChem CID 67251
    PubChem ID 209359