1.0 2026-09-21 18:56:39 UTC 2026-09-21 18:56:39 UTC FDB116930 Oxindole 1,3-dihydroindol-2-one indolin-2-one C8H7NO 133.1473 133.052763851 2,3-dihydro-1H-indol-2-one oxindole O=C1CC2=CC=CC=C2N1 InChI=1S/C8H7NO/c10-8-5-6-3-1-2-4-7(6)9-8/h1-4H,5H2,(H,9,10) JYGFTBXVXVMTGB-UHFFFAOYSA-N belongs to the class of organic compounds known as indolines. Indolines are compounds containing an indole moiety, which consists of pyrrolidine ring fused to benzene to form 2,3-dihydroindole. Indolines Organic compounds Organoheterocyclic compounds Indoles and derivatives Indolines Aromatic heteropolycyclic compounds Azacyclic compounds Benzenoids Carbonyl compounds Hydrocarbon derivatives Lactams Organic oxides Organonitrogen compounds Organopnictogen compounds Secondary carboxylic acid amides Aromatic heteropolycyclic compound Azacycle Benzenoid Carbonyl group Carboxamide group Carboxylic acid derivative Dihydroindole Hydrocarbon derivative Lactam Organic nitrogen compound Organic oxide Organic oxygen compound Organonitrogen compound Organooxygen compound Organopnictogen compound Secondary carboxylic acid amide an indole derivative gamma-lactam indolinone logp 1.07 ChemAxon pka_strongest_acidic 12.14 ChemAxon pka_strongest_basic -5.5 ChemAxon iupac 2,3-dihydro-1H-indol-2-one ChemAxon average_mass 133.1473 ChemAxon mono_mass 133.052763851 ChemAxon smiles O=C1CC2=CC=CC=C2N1 ChemAxon formula C8H7NO ChemAxon inchi InChI=1S/C8H7NO/c10-8-5-6-3-1-2-4-7(6)9-8/h1-4H,5H2,(H,9,10) ChemAxon inchikey JYGFTBXVXVMTGB-UHFFFAOYSA-N ChemAxon polar_surface_area 29.1 ChemAxon refractivity 39.58 ChemAxon polarizability 13.7 ChemAxon rotatable_bond_count 0 ChemAxon acceptor_count 1 ChemAxon donor_count 1 ChemAxon physiological_charge 0 ChemAxon formal_charge 0 ChemAxon Specdb::MsIr 10351 Specdb::MsIr 10352 Specdb::MsIr 10353 Specdb::CMs 36910 Specdb::CMs 48767 Specdb::CMs 137652 Specdb::CMs 145386 Specdb::CMs 173454 Specdb::NmrOneD 316861 Specdb::NmrOneD 316862 Specdb::NmrOneD 316863 Specdb::NmrOneD 316864 Specdb::NmrOneD 316865 Specdb::NmrOneD 316866 Specdb::NmrOneD 316867 Specdb::NmrOneD 316868 Specdb::NmrOneD 316869 Specdb::NmrOneD 316870 Specdb::NmrOneD 316871 Specdb::NmrOneD 316872 Specdb::NmrOneD 316873 Specdb::NmrOneD 316874 Specdb::NmrOneD 316875 Specdb::NmrOneD 316876 Specdb::NmrOneD 316877 Specdb::NmrOneD 316878 Specdb::NmrOneD 316879 Specdb::NmrOneD 316880 Specdb::MsMs 918013 Specdb::MsMs 918014 Specdb::MsMs 918015 Specdb::MsMs 967138 Specdb::MsMs 967139 Specdb::MsMs 967140 Specdb::MsMs 1470981 Specdb::MsMs 1470982 Specdb::MsMs 1470983 Specdb::MsMs 1470984 Specdb::MsMs 1470985 Specdb::MsMs 2235941 Specdb::MsMs 2236259 Specdb::MsMs 2236577 Specdb::MsMs 2236786 Specdb::MsMs 2237139 Specdb::MsMs 2237428 Specdb::MsMs 2238041 Specdb::MsMs 2238396 Specdb::MsMs 2238730 Specdb::MsMs 2239165 Specdb::MsMs 2239553 Specdb::MsMs 2240833 Specdb::MsMs 2240850 Specdb::MsMs 2242890