IMPPAT Phytochemical information: 
Quinidine

Quinidine
Summary

SMILES: C=C[C@H]1CN2CC[C@H]1C[C@@H]2[C@H](c1ccnc2c1cc(OC)cc2)O
InChI: InChI=1S/C20H24N2O2/c1-3-13-12-22-9-7-14(13)10-19(22)20(23)16-6-8-21-18-5-4-15(24-2)11-17(16)18/h3-6,8,11,13-14,19-20,23H,1,7,9-10,12H2,2H3/t13-,14-,19+,20-/m0/s1
InChIKey: LOUPRKONTZGTKE-LHHVKLHASA-N
DeepSMILES: C=C[C@H]CNCC[C@H]6C[C@@H]6[C@H]cccncc6ccOC))cc6))))))))))O
Scaffold Graph/Node/Bond level: c1ccc2c(CC3CC4CCN3CC4)ccnc2c1
Scaffold Graph/Node level: C1CCC2C(CC3CC4CCN3CC4)CCNC2C1
Scaffold Graph level: C1CCC2C(C1)CCCC2CC1CC2CCC1CC2
Functional groups: C=CC; CN(C)C; CO; cOC; cnc
Chemical classification
ClassyFire Kingdom: Organic compounds
ClassyFire Superclass: Alkaloids and derivatives
ClassyFire Class: Cinchona alkaloids
NP Classifier Biosynthetic pathway: Alkaloids
NP Classifier Superclass: Tryptophan alkaloids
Synonymous chemical names:
quinidine
External chemical identifiers:
CID:441074; ChEMBL:CHEMBL1294; ChEBI:28593; ZINC:ZINC000003831405; FDASRS:ITX08688JL; SureChEMBL:SCHEMBL17537608; MolPort-003-804-058
Chemical structure download


Quinidine
Physicochemical properties
Property name Tool Property value
Molecular weight (g/mol) RDKit 324.42
Log P RDKit 3.17
Topological polar surface area (Å2) RDKit 45.59
Number of hydrogen bond acceptors RDKit 4
Number of hydrogen bond donors RDKit 1
Number of carbon atoms RDKit 20
Number of heavy atoms RDKit 24
Number of heteroatoms RDKit 4
Number of nitrogen atoms RDKit 2
Number of sulfur atoms RDKit 0
Number of chiral carbon atoms RDKit 4
Stereochemical complexity RDKit 0.2
Number of sp hybridized carbon atoms RDKit 0
Number of sp2 hybridized carbon atoms RDKit 11
Number of sp3 hybridized carbon atoms RDKit 9
Shape complexity RDKit 0.45
Number of rotatable bonds RDKit 4
Number of aliphatic carbocycles RDKit 0
Number of aliphatic heterocycles RDKit 3
Number of aliphatic rings RDKit 3
Number of aromatic carbocycles RDKit 1
Number of aromatic heterocycles RDKit 1
Number of aromatic rings RDKit 2
Total number of rings RDKit 5
Number of saturated carbocycles RDKit 0
Number of saturated heterocycles RDKit 3
Number of saturated rings RDKit 3
Number of Smallest Set of Smallest Rings (SSSR) RDKit 5


Quinidine
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 0
Ghose filter RDKit Passed
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 0.8776


Quinidine
ADMET properties
Property nameToolProperty value
Bioavailability score SwissADME 0.55
Solubility class [ESOL] SwissADME Soluble
Solubility class [Silicos-IT] SwissADME Moderately soluble
Blood Brain Barrier permeation SwissADME Yes
Gastrointestinal absorption SwissADME High
Log Kp (Skin permeation, cm/s) SwissADME -6.23
Number of PAINS structural alerts SwissADME 0.0
Number of Brenk structural alerts SwissADME 1.0
CYP1A2 inhibitor SwissADME No
CYP2C19 inhibitor SwissADME No
CYP2C9 inhibitor SwissADME No
CYP2D6 inhibitor SwissADME Yes
CYP3A4 inhibitor SwissADME No
P-glycoprotein substrate SwissADME No


Quinidine
Predicted human target proteins
Protein identifierHGNC symbolCombined score from STITCH database
ENSP00000262186KCNH2800
ENSP00000263372KCNK6820
ENSP00000265724ABCB1741
ENSP00000307859SLC22A18900
ENSP00000328968SCN5A800
ENSP00000355580KCNK1820
The human target proteins were predicted using STITCH, a database of Chemical-Protein interaction networks.