3',6'-bis(oxidanyl)-1-oxidanylidene-spiro[2-benzofuran-3,9'-xanthene]-5-carboxylic acid

Systemtic Name: 3',6'-bis(oxidanyl)-1-oxidanylidene-spiro[2-benzofuran-3,9'-xanthene]-5-carboxylic acid Openeye Name: 3',6'-dihydroxy-1-oxo-spiro[isobenzofuran-3,9'-xanthene]-5-carboxylic acid CAS Name: 3',6'-dihydroxy-1-oxo-5-spiro[isobenzofuran-3,9'-xanthene]carboxylic acid IUPAC Name: 3',6'-dihydroxy-1-oxospiro[2-benzofuran-3,9'-xanthene]-5-carboxylic acid Traditional Name: 3',6'-dihydroxy-1-keto-spiro[phthalan-3,9'-xanthene]-5-carboxylic acid Formula: C21H12O7 MolecularWeight: 376.31578

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Descriptors Computed from Structure

Canonical SMILES:

C1=CC2=C(C=C1C(=O)O)C3(C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O)OC2=O

Isomeric SMILES

C1=CC2=C(C=C1C(=O)O)C3(C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O)OC2=O

InChI

InChI=1S/C21H12O7/c22-11-2-5-14-17(8-11)27-18-9-12(23)3-6-15(18)21(14)16-7-10(19(24)25)1-4-13(16)20(26)28-21/h1-9,22-23H,(H,24,25)