(3E)-3-[(2E)-2-(3-oxidanylidene-2-benzofuran-1-ylidene)ethylidene]-2-benzofuran-1-one

Systemtic Name: (3E)-3-[(2E)-2-(3-oxidanylidene-2-benzofuran-1-ylidene)ethylidene]-2-benzofuran-1-one Openeye Name: (3E)-3-[(2E)-2-(3-oxoisobenzofuran-1-ylidene)ethylidene]isobenzofuran-1-one CAS Name: (3E)-3-[(2E)-2-(3-oxo-1-isobenzofuranylidene)ethylidene]-1-isobenzofuranone IUPAC Name: (3E)-3-[(2E)-2-(3-oxo-2-benzofuran-1-ylidene)ethylidene]-2-benzofuran-1-one Traditional Name: (3E)-3-[(2E)-2-phthalidylideneethylidene]phthalide Formula: C18H10O4 MolecularWeight: 290.2696

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Descriptors Computed from Structure

Canonical SMILES:

C1=CC=C2C(=C1)C(=CC=C3C4=CC=CC=C4C(=O)O3)OC2=O

Isomeric SMILES

C1=CC=C2C(=O)O/C(=C/C=C\3/OC(=O)C4=CC=CC=C34)/C2=C1

InChI

InChI=1S/C18H10O4/c19-17-13-7-3-1-5-11(13)15(21-17)9-10-16-12-6-2-4-8-14(12)18(20)22-16/h1-10H/b15-9+,16-10+