[(2Z)-2-benzo[f]chromen-3-ylidene-7-oxidanylidene-cyclohepta-3,5-dien-1-ylidene]oxidanium

Systemtic Name: [(2Z)-2-benzo[f]chromen-3-ylidene-7-oxidanylidene-cyclohepta-3,5-dien-1-ylidene]oxidanium Openeye Name: [(2Z)-2-benzo[f]chromen-3-ylidene-7-oxo-cyclohepta-3,5-dien-1-ylidene]oxonium CAS Name: [(2Z)-2-(3-benzo[f][1]benzopyranylidene)-7-oxo-1-cyclohepta-3,5-dienylidene]oxonium IUPAC Name: [(2Z)-2-benzo[f]chromen-3-ylidene-7-oxocyclohepta-3,5-dien-1-ylidene]oxidanium Traditional Name: [(2Z)-2-benzo[f]chromen-3-ylidene-7-keto-cyclohepta-3,5-dien-1-ylidene]oxonium Formula: C20H13O3+ MolecularWeight: 301.31542

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Descriptors Computed from Structure

Canonical SMILES:

C1=CC=C2C(=C1)C=CC3=C2C=CC(=C4C=CC=CC(=O)C4=[OH+])O3

Isomeric SMILES

C1=CC=C2C(=C1)C=CC3=C2C=C/C(=C/4\C=CC=CC(=O)C4=[OH+])/O3

InChI

InChI=1S/C20H12O3/c21-17-8-4-3-7-16(20(17)22)19-12-10-15-14-6-2-1-5-13(14)9-11-18(15)23-19/h1-12H/p+1/b19-16-