IMPPAT Phytochemical information: 
2-Methylbutanoic acid
2-Methylbutanoic acid
Summary

SMILES: CC(C(=O)O)CC
InChI: InChI=1S/C5H10O2/c1-3-4(2)5(6)7/h4H,3H2,1-2H3,(H,6,7)
InChIKey: WLAMNBDJUVNPJU-UHFFFAOYSA-N
DeepSMILES: CCC=O)O))CC
Functional groups: CC(=O)O
Chemical classification
ClassyFire Kingdom: Organic compounds
ClassyFire Superclass: Lipids and lipid-like molecules
ClassyFire Class: Fatty Acyls
ClassyFire Subclass: Fatty acids and conjugates
NP Classifier Biosynthetic pathway: Fatty acids
NP Classifier Superclass: Fatty Acids and Conjugates
NP Classifier Class: Branched fatty acids
Synonymous chemical names:
methylethylacetic acid, 2-methylbutyrate, 2-methylbutanoic acid, 2-methyl-butanoic-acid, 2-methyl-butyric-acid, 2-methyl butanoic acid, 2-methylbutyric acid, methylethyl acetic acid, 2-methylbutyricacid
External chemical identifiers:
CID:CID_8314; ChEMBL:CHEMBL1160012; ChEBI:CHEBI:37070; FDASRS:PX7ZNN5GXK; SureChEMBL:SCHEMBL49960; MolPort-001-779-742
Chemical structure download
2D:2D MOL2D MOL22D SDF
3D:3D MOL3D MOL23D SDF3D PDB3D PDBQT
2-Methylbutanoic acid
Physicochemical properties
Property name Tool Property value
Molecular weight (g/mol) RDKit 102.13
Log P RDKit 1.12
Topological polar surface area (Å2) RDKit 37.3
Number of hydrogen bond acceptors RDKit 1
Number of hydrogen bond donors RDKit 1
Number of carbon atoms RDKit 5
Number of heavy atoms RDKit 7
Number of heteroatoms RDKit 2
Number of nitrogen atoms RDKit 0
Number of sulfur atoms RDKit 0
Number of chiral carbon atoms RDKit 1
Stereochemical complexity RDKit 0.2
Number of sp hybridized carbon atoms RDKit 0
Number of sp2 hybridized carbon atoms RDKit 1
Number of sp3 hybridized carbon atoms RDKit 4
Shape complexity RDKit 0.8
Number of rotatable bonds RDKit 2
Number of aliphatic carbocycles RDKit 0
Number of aliphatic heterocycles RDKit 0
Number of aliphatic rings RDKit 0
Number of aromatic carbocycles RDKit 0
Number of aromatic heterocycles RDKit 0
Number of aromatic rings RDKit 0
Total number of rings RDKit 0
Number of saturated carbocycles RDKit 0
Number of saturated heterocycles RDKit 0
Number of saturated rings RDKit 0
Number of Smallest Set of Smallest Rings (SSSR) RDKit 0
2-Methylbutanoic acid
Drug-likeness properties
Property nameToolProperty value
Number of Lipinski’s rule of 5 violations RDKit 0
Lipinski’s rule of 5 RDKit Passed
Number of Ghose rule violations RDKit 3
Ghose rule RDKit Failed
Veber rule RDKit Good
Egan rule RDKit Good
GSK 4/400 rule RDKit Good
Pfizer 3/75 rule RDKit Bad
Weighted quantitative estimate of drug-likeness (QEDw) score RDKit 0.57
2-Methylbutanoic acid
ADME 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 Yes
Gastrointestinal absorption SwissADME High
Log Kp (Skin permeation, cm/s) SwissADME -6.09
Number of PAINS structural alerts SwissADME 0
Number of Brenk structural alerts SwissADME 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
2-Methylbutanoic acid
Human target proteins
Protein identifierHGNC symbolCombined score from STITCH database
ENSP00000353720CES1800
The human target proteins were predicted using STITCH, a database of Chemical-Protein interaction networks.