IMPPAT Phytochemical information: 
Oxalic acid

Oxalic acid
Summary

SMILES: OC(=O)C(=O)O
InChI: InChI=1S/C2H2O4/c3-1(4)2(5)6/h(H,3,4)(H,5,6)
InChIKey: MUBZPKHOEPUJKR-UHFFFAOYSA-N
DeepSMILES: OC=O)C=O)O
Functional groups: O=C(O)C(=O)O
Chemical classification
ClassyFire Kingdom: Organic compounds
ClassyFire Superclass: Organic acids and derivatives
ClassyFire Class: Carboxylic acids and derivatives
ClassyFire Subclass: Dicarboxylic acids and derivatives
NP Classifier Biosynthetic pathway: Fatty acids
NP Classifier Superclass: Fatty Acids and Conjugates
NP Classifier Class: Dicarboxylic acids
Synonymous chemical names:
ethanedioic acid, oxalic acid, oxalic-acid
External chemical identifiers:
CID:971; ChEMBL:CHEMBL146755; ChEBI:16995; ZINC:ZINC000006021239; FDASRS:9E7R5L6H31; SureChEMBL:SCHEMBL776; MolPort-001-779-798
Chemical structure download


Oxalic acid
Physicochemical properties
Property name Tool Property value
Molecular weight (g/mol) RDKit 0
Log P RDKit 0
Topological polar surface area (Å2) RDKit
Number of hydrogen bond acceptors RDKit
Number of hydrogen bond donors RDKit
Number of carbon atoms RDKit
Number of heavy atoms RDKit
Number of heteroatoms RDKit
Number of nitrogen atoms RDKit
Number of sulfur atoms RDKit
Number of chiral carbon atoms RDKit
Stereochemical complexity RDKit 0
Number of sp hybridized carbon atoms RDKit
Number of sp2 hybridized carbon atoms RDKit
Number of sp3 hybridized carbon atoms RDKit
Shape complexity RDKit
Number of rotatable bonds RDKit
Number of aliphatic carbocycles RDKit
Number of aliphatic heterocycles RDKit
Number of aliphatic rings RDKit
Number of aromatic carbocycles RDKit
Number of aromatic heterocycles RDKit
Number of aromatic rings RDKit
Total number of rings RDKit
Number of saturated carbocycles RDKit
Number of saturated heterocycles RDKit
Number of saturated rings RDKit
Number of Smallest Set of Smallest Rings (SSSR) RDKit


Oxalic acid
Drug-likeness
Property nameToolProperty value
Number of Lipinski’s rule of 5 violations RDKit 0
Lipinski’s rule of 5 filter RDKit Passed
Number of Ghose filter violations RDKit 4
Ghose filter RDKit Failed
Veber filter RDKit Good
Pfizer 3/75 filter RDKit Bad
GSK 4/400 filter RDKit Good
Weighted quantitative estimate of drug-likeness (QEDw) score RDKit 0.3799


Oxalic acid
ADMET properties
Property nameToolProperty value
Bioavailability score SwissADME 0.85
Solubility class [ESOL] SwissADME Very soluble
Solubility class [Silicos-IT] SwissADME Soluble
Blood Brain Barrier permeation SwissADME No
Gastrointestinal absorption SwissADME High
Log Kp (Skin permeation, cm/s) SwissADME -7.03
Number of PAINS structural alerts SwissADME 0.0
Number of Brenk structural alerts SwissADME 1.0
CYP1A2 inhibitor SwissADME No
CYP2C19 inhibitor SwissADME No
CYP2C9 inhibitor SwissADME No
CYP2D6 inhibitor SwissADME No
CYP3A4 inhibitor SwissADME No
P-glycoprotein substrate SwissADME No


Oxalic acid
Phytochemical - Predicted human target protein associations
Predicted human target proteins
Protein identifierHGNC symbolCombined score from STITCH database
ENSP00000216780PCK2735
ENSP00000228476DAO917
ENSP00000231751LTF958
ENSP00000241052CAT756
ENSP00000290649AMFR800
ENSP00000319814PCK1795
ENSP00000320171PKM923
ENSP00000321070ME2816
ENSP00000338348UBE2G2800
ENSP00000350941SRC800
ENSP00000359680HOGA1861
ENSP00000368066HAO1900
ENSP00000377527PC716
ENSP00000379138AFP800
ENSP00000385834TF800
The human target proteins were predicted using STITCH, a database of Chemical-Protein interaction networks.