(3E)-4,5,6,7-tetramethyl-3-(2-oxidanylidene-1-benzofuran-3-ylidene)-1-benzofuran-2-one

Systemtic Name: (3E)-4,5,6,7-tetramethyl-3-(2-oxidanylidene-1-benzofuran-3-ylidene)-1-benzofuran-2-one Openeye Name: (3E)-4,5,6,7-tetramethyl-3-(2-oxobenzofuran-3-ylidene)benzofuran-2-one CAS Name: (3E)-4,5,6,7-tetramethyl-3-(2-oxo-3-benzofuranylidene)-2-benzofuranone IUPAC Name: (3E)-4,5,6,7-tetramethyl-3-(2-oxo-1-benzofuran-3-ylidene)-1-benzofuran-2-one Traditional Name: (3E)-3-(2-ketocoumaran-3-ylidene)-4,5,6,7-tetramethyl-coumaran-2-one Formula: C20H16O4 MolecularWeight: 320.33864

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Descriptors Computed from Structure

Canonical SMILES:

CC1=C(C(=C2C(=C1C)C(=C3C4=CC=CC=C4OC3=O)C(=O)O2)C)C

Isomeric SMILES

CC1=C(C(=C2C(=C1C)/C(=C\3/C4=CC=CC=C4OC3=O)/C(=O)O2)C)C

InChI

InChI=1S/C20H16O4/c1-9-10(2)12(4)18-15(11(9)3)17(20(22)24-18)16-13-7-5-6-8-14(13)23-19(16)21/h5-8H,1-4H3/b17-16+