IMPPAT Phytochemical information: 
Syringic acid

Syringic acid
Summary

SMILES: COc1cc(cc(c1O)OC)C(=O)O
InChI: InChI=1S/C9H10O5/c1-13-6-3-5(9(11)12)4-7(14-2)8(6)10/h3-4,10H,1-2H3,(H,11,12)
InChIKey: JMSVCTWVEWCHDZ-UHFFFAOYSA-N
DeepSMILES: COcccccc6O))OC))))C=O)O
Scaffold Graph/Node/Bond level: c1ccccc1
Scaffold Graph/Node level: C1CCCCC1
Scaffold Graph level: C1CCCCC1
Functional groups: cOC; cO; cC(=O)O
Chemical classification
ClassyFire Kingdom: Organic compounds
ClassyFire Superclass: Benzenoids
ClassyFire Class: Benzene and substituted derivatives
ClassyFire Subclass: Benzoic acids and derivatives
NP Classifier Biosynthetic pathway: Shikimates and Phenylpropanoids
NP Classifier Superclass: Phenolic acids (C6-C1)
NP Classifier Class: Simple phenolic acids
Synonymous chemical names:
syringic, syringic acid, Syringic acid, 4-hydroxy-35-dimethoxy-benzoic acid
External chemical identifiers:
CID:CID_10742; ChEMBL:CHEMBL1414; ChEBI:CHEBI:68329; ZINC:ZINC000000156386; FDASRS:E390O181H5; SureChEMBL:SCHEMBL42751; MolPort-000-555-503
Chemical structure download


Syringic acid
Physicochemical properties
Property name Tool Property value
Molecular weight (g/mol) RDKit 198.17
Log P RDKit 1.11
Topological polar surface area (Å2) RDKit 75.99
Number of hydrogen bond acceptors RDKit 4
Number of hydrogen bond donors RDKit 2
Number of carbon atoms RDKit 9
Number of heavy atoms RDKit 14
Number of heteroatoms RDKit 5
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 7
Number of sp3 hybridized carbon atoms RDKit 2
Shape complexity RDKit 0.22
Number of rotatable bonds RDKit 3
Number of aliphatic carbocycles RDKit 0
Number of aliphatic heterocycles RDKit 0
Number of aliphatic rings RDKit 0
Number of aromatic carbocycles RDKit 1
Number of aromatic heterocycles RDKit 0
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


Syringic 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 0
Ghose rule RDKit Passed
Veber rule RDKit Good
Egan rule RDKit Good
GSK 4/400 rule RDKit Good
Pfizer 3/75 rule RDKit Good
Weighted quantitative estimate of drug-likeness (QEDw) score RDKit 0.76


Syringic acid
ADME properties
Property nameToolProperty value
Bioavailability score SwissADME 0.56
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 -6.77
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


Syringic acid
Human target proteins
Protein identifierHGNC symbolCombined score from STITCH database
ENSP00000225275MPO700
ENSP00000396308DHFR700
ENSP00000293275CCL16800
The human target proteins were predicted using STITCH, a database of Chemical-Protein interaction networks.