IMPPAT Phytochemical information: 
Nicotinic acid

Nicotinic acid
Summary

SMILES: OC(=O)c1cccnc1
InChI: InChI=1S/C6H5NO2/c8-6(9)5-2-1-3-7-4-5/h1-4H,(H,8,9)
InChIKey: PVNIIMVLHYAWGP-UHFFFAOYSA-N
DeepSMILES: OC=O)ccccnc6
Scaffold Graph/Node/Bond level: c1ccncc1
Scaffold Graph/Node level: C1CCNCC1
Scaffold Graph level: C1CCCCC1
Functional groups: cC(=O)O; cnc
Chemical classification
ClassyFire Kingdom: Organic compounds
ClassyFire Superclass: Organoheterocyclic compounds
ClassyFire Class: Pyridines and derivatives
ClassyFire Subclass: Pyridinecarboxylic acids and derivatives
NP Classifier Biosynthetic pathway: Alkaloids
NP Classifier Superclass: Nicotinic acid alkaloids
NP Classifier Class: Pyridine alkaloids
Synonymous chemical names:
niacin, niacine, nicotinic-acid, nicotinic acid
External chemical identifiers:
CID:CID_938; ChEMBL:CHEMBL573; ChEBI:CHEBI:15940; ZINC:ZINC000000001795; FDASRS:2679MF687A; SureChEMBL:SCHEMBL16147135; MolPort-046-864-773
Chemical structure download


Nicotinic acid
Physicochemical properties
Property name Tool Property value
Molecular weight (g/mol) RDKit 123.11
Log P RDKit 0.78
Topological polar surface area (Å2) RDKit 50.19
Number of hydrogen bond acceptors RDKit 2
Number of hydrogen bond donors RDKit 1
Number of carbon atoms RDKit 6
Number of heavy atoms RDKit 9
Number of heteroatoms RDKit 3
Number of nitrogen atoms RDKit 1
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 6
Number of sp3 hybridized carbon atoms RDKit 0
Shape complexity RDKit 0
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


Nicotinic acid
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 3
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 0.599869


Nicotinic 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 -6.80
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