1.0 2026-09-21 13:22:39 UTC 2026-09-21 13:22:39 UTC FDB116499 SUCCINIMIDE pyrrolidine-2,5-dione C4H5NO2 99.089 99.032028405 pyrrolidine-2,5-dione succinimide O=C1CCC(=O)N1 InChI=1S/C4H5NO2/c6-3-1-2-4(7)5-3/h1-2H2,(H,5,6,7) KZNICNPSHKQLFF-UHFFFAOYSA-N belongs to the class of organic compounds known as pyrrolidine-2-ones. These are pyrrolidines which bear a C=O group at position 2 of the pyrrolidine ring. Pyrrolidine-2-ones Organic compounds Organoheterocyclic compounds Pyrrolidines Pyrrolidones Aliphatic heteromonocyclic compounds Azacyclic compounds Carbonyl compounds Dicarboximides Hydrocarbon derivatives Lactams N-unsubstituted carboxylic acid imides Organic oxides Organonitrogen compounds Organopnictogen compounds 2-pyrrolidone Aliphatic heteromonocyclic compound Azacycle Carbonyl group Carboxylic acid derivative Carboxylic acid imide Carboxylic acid imide, n-unsubstituted Dicarboximide Hydrocarbon derivative Lactam Organic nitrogen compound Organic oxide Organic oxygen compound Organonitrogen compound Organooxygen compound Organopnictogen compound a small molecule dicarboximide pyrrolidinone logp -0.90 ALOGPS logs 0.36 ALOGPS solubility 2.28e+02 g/l ALOGPS logp -0.99 ChemAxon pka_strongest_acidic 9.9 ChemAxon pka_strongest_basic -7.2 ChemAxon iupac pyrrolidine-2,5-dione ChemAxon average_mass 99.089 ChemAxon mono_mass 99.032028405 ChemAxon smiles O=C1CCC(=O)N1 ChemAxon formula C4H5NO2 ChemAxon inchi InChI=1S/C4H5NO2/c6-3-1-2-4(7)5-3/h1-2H2,(H,5,6,7) ChemAxon inchikey KZNICNPSHKQLFF-UHFFFAOYSA-N ChemAxon polar_surface_area 46.17 ChemAxon refractivity 22.28 ChemAxon polarizability 8.82 ChemAxon rotatable_bond_count 0 ChemAxon acceptor_count 2 ChemAxon donor_count 1 ChemAxon physiological_charge 0 ChemAxon formal_charge 0 ChemAxon Specdb::CMs 27002 Specdb::CMs 29686 Specdb::CMs 165834 Specdb::MsMs 75114 Specdb::MsMs 75115 Specdb::MsMs 75116 Specdb::MsMs 134685 Specdb::MsMs 134686 Specdb::MsMs 134687 Specdb::MsMs 438431 Specdb::MsMs 438432 Specdb::MsMs 438433 Specdb::MsMs 438434 Specdb::MsMs 438435 Specdb::MsMs 2747560 Specdb::MsMs 2747561 Specdb::MsMs 2747562 Specdb::MsMs 2931324 Specdb::MsMs 2931325 Specdb::MsMs 2931326 Specdb::NmrOneD 76052 Specdb::NmrOneD 76053 Specdb::NmrOneD 76054 Specdb::NmrOneD 76055 Specdb::NmrOneD 76056 Specdb::NmrOneD 76057 Specdb::NmrOneD 76058 Specdb::NmrOneD 76059 Specdb::NmrOneD 76060 Specdb::NmrOneD 76061 Specdb::NmrOneD 76062 Specdb::NmrOneD 76063 Specdb::NmrOneD 76064 Specdb::NmrOneD 76065 Specdb::NmrOneD 76066 Specdb::NmrOneD 76067 Specdb::NmrOneD 76068 Specdb::NmrOneD 76069 Specdb::NmrOneD 76070 Specdb::NmrOneD 76071