(E)-but-2-enedioic acid; 1,3-dihydroindol-2-one

Systemtic Name: (E)-but-2-enedioic acid; 1,3-dihydroindol-2-one Openeye Name: fumaric acid; indolin-2-one CAS Name: (E)-2-butenedioic acid; 1,3-dihydroindol-2-one IUPAC Name: (E)-but-2-enedioic acid; 1,3-dihydroindol-2-one Traditional Name: fumaric acid; oxindole Formula: C12H11NO5 MolecularWeight: 249.21944

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Descriptors Computed from Structure

Canonical SMILES:

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

Isomeric SMILES

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

InChI

InChI=1S/C8H7NO.C4H4O4/c10-8-5-6-3-1-2-4-7(6)9-8;5-3(6)1-2-4(7)8/h1-4H,5H2,(H,9,10);1-2H,(H,5,6)(H,7,8)/b;2-1+