IMPPAT Phytochemical information: 
Octadecane

Octadecane
Summary

SMILES: CCCCCCCCCCCCCCCCCC
InChI: InChI=1S/C18H38/c1-3-5-7-9-11-13-15-17-18-16-14-12-10-8-6-4-2/h3-18H2,1-2H3
InChIKey: RZJRJXONCZWCBN-UHFFFAOYSA-N
DeepSMILES: CCCCCCCCCCCCCCCCCC
Chemical classification
ClassyFire Kingdom: Organic compounds
ClassyFire Superclass: Hydrocarbons
ClassyFire Class: Saturated hydrocarbons
ClassyFire Subclass: Alkanes
NP Classifier Biosynthetic pathway: Fatty acids
NP Classifier Superclass: Fatty acyls
NP Classifier Class: Hydrocarbons
Synonymous chemical names:
n-octadecane, octa decane, octadecane, Octadecane
External chemical identifiers:
CID:CID_11635; ChEBI:CHEBI:32926; ZINC:ZINC000059592152; FDASRS:N102P6HAIU; SureChEMBL:SCHEMBL22951; MolPort-002-485-390
Chemical structure download


Octadecane
Physicochemical properties
Property name Tool Property value
Molecular weight (g/mol) RDKit 254.5
Log P RDKit 7.27
Topological polar surface area (Å2) RDKit 0
Number of hydrogen bond acceptors RDKit 0
Number of hydrogen bond donors RDKit 0
Number of carbon atoms RDKit 18
Number of heavy atoms RDKit 18
Number of heteroatoms RDKit 0
Number of nitrogen atoms RDKit 0
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 0
Number of sp3 hybridized carbon atoms RDKit 18
Shape complexity RDKit 1
Number of rotatable bonds RDKit 15
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


Octadecane
Drug-likeness properties
Property nameToolProperty value
Number of Lipinski’s rule of 5 violations RDKit 1
Lipinski’s rule of 5 RDKit Passed
Number of Ghose rule violations RDKit 1
Ghose rule RDKit Failed
Veber rule RDKit Bad
Egan rule RDKit Bad
GSK 4/400 rule RDKit Bad
Pfizer 3/75 rule RDKit Bad
Weighted quantitative estimate of drug-likeness (QEDw) score RDKit 0.27


Octadecane
ADME properties
Property nameToolProperty value
Bioavailability score SwissADME 0.55
Solubility class [ESOL] SwissADME Poorly soluble
Solubility class [Silicos-IT] SwissADME Poorly soluble
Blood Brain Barrier permeation SwissADME No
Gastrointestinal absorption SwissADME Low
Log Kp (Skin permeation, cm/s) SwissADME -1.20
Number of PAINS structural alerts SwissADME 0
Number of Brenk structural alerts SwissADME 0
CYP1A2 inhibitor SwissADME Yes
CYP2C19 inhibitor SwissADME No
CYP2C9 inhibitor SwissADME No
CYP2D6 inhibitor SwissADME No
CYP3A4 inhibitor SwissADME No
P-glycoprotein substrate SwissADME No