IMPPAT Phytochemical information: 
3-Ethyl-2,5-dimethylpyrazine
3-Ethyl-2,5-dimethylpyrazine
Summary

SMILES: CCc1nc(C)cnc1C
InChI: InChI=1S/C8H12N2/c1-4-8-7(3)9-5-6(2)10-8/h5H,4H2,1-3H3
InChIKey: WHMWOHBXYIZFPF-UHFFFAOYSA-N
DeepSMILES: CCcncC)cnc6C
Scaffold Graph/Node/Bond level: c1cnccn1
Scaffold Graph/Node level: C1CNCCN1
Scaffold Graph level: C1CCCCC1
Functional groups: cnc
Chemical classification
ClassyFire Kingdom: Organic compounds
ClassyFire Superclass: Organoheterocyclic compounds
ClassyFire Class: Diazines
ClassyFire Subclass: Pyrazines
NP Classifier Biosynthetic pathway: Alkaloids|Amino acids and Peptides
NP Classifier Superclass: Tetramate alkaloids|Peptide alkaloids
NP Classifier Class: Pyrazine and Piperazine alkaloids
Synonymous chemical names:
2-ethyl-3,6-dimethylpyrazine, 3-ethyl-2,5-dimethyl-pyrazine, 3-ethyl-2,5-dimethylpyrazine, pyrazine, 3-ethyl-2,5-dimethyl-
External chemical identifiers:
CID:25916; ChEMBL:CHEMBL95123; ZINC:ZINC000002019685; FDASRS:G2FB13VLOG; SureChEMBL:SCHEMBL160005; MolPort-006-120-301
Chemical structure download
2D:2D MOL2D MOL22D SDF
3D:3D MOL3D MOL23D SDF3D PDB3D PDBQT
3-Ethyl-2,5-dimethylpyrazine
Physicochemical properties
Property name Tool Property value
Molecular weight (g/mol) RDKit 136.2
Log P RDKit 1.66
Topological polar surface area (Å2) RDKit 25.78
Number of hydrogen bond acceptors RDKit 2
Number of hydrogen bond donors RDKit 0
Number of carbon atoms RDKit 8
Number of heavy atoms RDKit 10
Number of heteroatoms RDKit 2
Number of nitrogen atoms RDKit 2
Number of sulfur atoms RDKit 0
Number of chiral carbon atoms RDKit 0
Stereochemical complexity RDKit 0
Number of sp hybridized carbon atoms RDKit 0
Number of sp2 hybridized carbon atoms RDKit 4
Number of sp3 hybridized carbon atoms RDKit 4
Shape complexity RDKit 0.5
Number of rotatable bonds RDKit 1
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 1
Number of aromatic rings RDKit 1
Total number of rings RDKit 1
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 1
3-Ethyl-2,5-dimethylpyrazine
Drug-likeness properties
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 1
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 0.5864
3-Ethyl-2,5-dimethylpyrazine
ADMET properties
Property nameToolProperty value
Bioavailability score SwissADME 0.55
Solubility class [ESOL] SwissADME Soluble
Solubility class [Silicos-IT] SwissADME Soluble
Blood Brain Barrier permeation SwissADME Yes
Gastrointestinal absorption SwissADME High
Log Kp (Skin permeation, cm/s) SwissADME -6.05
Number of PAINS structural alerts SwissADME 0.0
Number of Brenk structural alerts SwissADME 0.0
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