3',6'-bis(oxidanyl)-3-oxidanylidene-spiro[2-benzofuran-1,9'-xanthene]-4-sulfonic acid

Systemtic Name: 3',6'-bis(oxidanyl)-3-oxidanylidene-spiro[2-benzofuran-1,9'-xanthene]-4-sulfonic acid Openeye Name: 3',6'-dihydroxy-3-oxo-spiro[isobenzofuran-1,9'-xanthene]-4-sulfonic acid CAS Name: 3',6'-dihydroxy-3-oxo-4-spiro[isobenzofuran-1,9'-xanthene]sulfonic acid IUPAC Name: 3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-4-sulfonic acid Traditional Name: 3',6'-dihydroxy-3-keto-spiro[phthalan-1,9'-xanthene]-4-sulfonic acid Formula: C20H12O8S MolecularWeight: 412.36948

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Descriptors Computed from Structure

Canonical SMILES:

C1=CC2=C(C(=C1)S(=O)(=O)O)C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O

Isomeric SMILES

C1=CC2=C(C(=C1)S(=O)(=O)O)C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O

InChI

InChI=1S/C20H12O8S/c21-10-4-6-12-15(8-10)27-16-9-11(22)5-7-13(16)20(12)14-2-1-3-17(29(24,25)26)18(14)19(23)28-20/h1-9,21-22H,(H,24,25,26)