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Molecule record

pyrrolidine-2,5-dione

C4H5NO2

99.09 g/mol

Loading structure

Molecular properties

Formula
C4H5NO2
Molar mass
99.09 g·mol−1
Exact mass
99.0320 Da
3
PubChem CID
11439

Functional groups

Alkane / alkyl carbon
Amide
Secondary amine

Physical properties

No source-backed physical properties are curated for this molecule yet.

Common names and synonyms

  • 10X90O3503
  • 123-56-8
  • 2,5-Diketopyrrolidine
  • 2,5-Dioxopyrrolidine
  • 2,5-Pyrrolidinedione
  • 204-635-6
  • 3,4-Dihydropyrrole-2,5-dione
  • 3,4-Dihydropyrrolidine
Show all 24 synonyms
  • 679-911-6
  • Butanimide
  • CHEBI:9307
  • DTXCID3030181
  • DTXSID8051629
  • Dihydro-3-pyrroline-2,5-dione
  • MFCD00005495
  • Mercury, disuccinimido-
  • NSC-11204
  • RefChem:6266
  • SUCCIMIDE
  • SUCCINIMIDE
  • Succinic acid imide
  • Succinic imide
  • Succinimide-sauba
  • azolidine-2,5-dione

Structure identifiers

Canonical SMILES
O=C1CCC(=O)N1
Isomeric SMILES
C1CC(=O)NC1=O
InChI
InChI=1S/C4H5NO2/c6-3-1-2-4(7)5-3/h1-2H2,(H,5,6,7)
InChIKey
KZNICNPSHKQLFF-UHFFFAOYSA-N
PubChem CID
11439

Spectroscopy

Tabs appear only for spectra stored with clear provenance.

Open library
No redistributable or simulated spectroscopy record is attached yet.

Simulated NMR

On-demand educational prediction for pyrrolidine-2,5-dione; not experimental data.

Simulated EI mass spectrum

On-demand educational fragmentation for pyrrolidine-2,5-dione; not experimental data.

Sources

Molecule identity

Retrieved 8/20/2026. Reuse status is summarized by the badge; open the source for full details.

PubChem(link only)
Open source record
pyrrolidine-2,5-dione - Formula, Structure | ChemArche