(E)-but-2-enedioic acid; 3-methylidene-1H-indol-2-one

Systemtic Name: (E)-but-2-enedioic acid; 3-methylidene-1H-indol-2-one Openeye Name: fumaric acid; 3-methyleneindolin-2-one CAS Name: (E)-2-butenedioic acid; 3-methylene-1H-indol-2-one IUPAC Name: (E)-but-2-enedioic acid; 3-methylidene-1H-indol-2-one Traditional Name: fumaric acid; 3-methyleneoxindole Formula: C13H11NO5 MolecularWeight: 261.23014

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Descriptors Computed from Structure

Canonical SMILES:

C=C1C2=CC=CC=C2NC1=O.C(=CC(=O)O)C(=O)O

Isomeric SMILES

C=C1C2=CC=CC=C2NC1=O.C(=C/C(=O)O)\C(=O)O

InChI

InChI=1S/C9H7NO.C4H4O4/c1-6-7-4-2-3-5-8(7)10-9(6)11;5-3(6)1-2-4(7)8/h2-5H,1H2,(H,10,11);1-2H,(H,5,6)(H,7,8)/b;2-1+