4-[(1E)-1-[(2R,4Z)-4-ethylidene-2-(furan-3-yl)-5-oxidanylidene-oxolan-3-ylidene]ethyl]-3H-2-benzofuran-1-one

Systemtic Name: 4-[(1E)-1-[(2R,4Z)-4-ethylidene-2-(furan-3-yl)-5-oxidanylidene-oxolan-3-ylidene]ethyl]-3H-2-benzofuran-1-one Openeye Name: 4-[(1E)-1-[(2R,4Z)-4-ethylidene-2-(3-furyl)-5-oxo-tetrahydrofuran-3-ylidene]ethyl]-3H-isobenzofuran-1-one CAS Name: 4-[(1E)-1-[(2R,4Z)-4-ethylidene-2-(3-furanyl)-5-oxo-3-oxolanylidene]ethyl]-3H-isobenzofuran-1-one IUPAC Name: 4-[(1E)-1-[(2R,4Z)-4-ethylidene-2-(furan-3-yl)-5-oxooxolan-3-ylidene]ethyl]-3H-2-benzofuran-1-one Traditional Name: 4-[(1E)-1-[(2R,4Z)-4-ethylidene-2-(3-furyl)-5-keto-tetrahydrofuran-3-ylidene]ethyl]phthalide Formula: C20H16O5 MolecularWeight: 336.33804

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Descriptors Computed from Structure

Canonical SMILES:

CC=C1C(=C(C)C2=CC=CC3=C2COC3=O)C(OC1=O)C4=COC=C4

Isomeric SMILES

C/C=C\1/C(=C(/C)\C2=CC=CC3=C2COC3=O)/[C@@H](OC1=O)C4=COC=C4

InChI

InChI=1S/C20H16O5/c1-3-13-17(18(25-20(13)22)12-7-8-23-9-12)11(2)14-5-4-6-15-16(14)10-24-19(15)21/h3-9,18H,10H2,1-2H3/b13-3-,17-11+/t18-/m0/s1