IMPPAT Phytochemical information: 
1,2,3,4-Tetrahydroisoquinoline

1,2,3,4-Tetrahydroisoquinoline
Summary

SMILES: N1CCc2c(C1)cccc2
InChI: InChI=1S/C9H11N/c1-2-4-9-7-10-6-5-8(9)3-1/h1-4,10H,5-7H2
InChIKey: UWYZHKAOTLEWKK-UHFFFAOYSA-N
DeepSMILES: NCCccC6)cccc6
Scaffold Graph/Node/Bond level: c1ccc2c(c1)CCNC2
Scaffold Graph/Node level: C1CCC2CNCCC2C1
Scaffold Graph level: C1CCC2CCCCC2C1
Functional groups: CNC
Chemical classification
ClassyFire Kingdom: Organic compounds
ClassyFire Superclass: Organoheterocyclic compounds
ClassyFire Class: Tetrahydroisoquinolines
NP Classifier Biosynthetic pathway: Alkaloids
NP Classifier Superclass: Tyrosine alkaloids
NP Classifier Class: Isoquinoline alkaloids
Synonymous chemical names:
tetrahydroisoquinoline
External chemical identifiers:
CID:7046; ChEMBL:CHEMBL14346; ChEBI:125498; ZINC:ZINC000003860771; FDASRS:56W89FBX3E; SureChEMBL:SCHEMBL19085; MolPort-001-004-175
Chemical structure download


1,2,3,4-Tetrahydroisoquinoline
Physicochemical properties
Property name Tool Property value
Molecular weight (g/mol) RDKit 133.19
Log P RDKit 1.33
Topological polar surface area (Å2) RDKit 12.03
Number of hydrogen bond acceptors RDKit 1
Number of hydrogen bond donors RDKit 1
Number of carbon atoms RDKit 9
Number of heavy atoms RDKit 10
Number of heteroatoms RDKit 1
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 3
Shape complexity RDKit 0.33
Number of rotatable bonds RDKit 0
Number of aliphatic carbocycles RDKit 0
Number of aliphatic heterocycles RDKit 1
Number of aliphatic rings RDKit 1
Number of aromatic carbocycles RDKit 1
Number of aromatic heterocycles RDKit 0
Number of aromatic rings RDKit 1
Total number of rings RDKit 2
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 2


1,2,3,4-Tetrahydroisoquinoline
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 0.5627


1,2,3,4-Tetrahydroisoquinoline
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 No
Gastrointestinal absorption SwissADME Low
Log Kp (Skin permeation, cm/s) SwissADME -6.0
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


1,2,3,4-Tetrahydroisoquinoline
Predicted human target proteins
Protein identifierHGNC symbolCombined score from STITCH database
ENSP00000299766MC4R908
ENSP00000337949HTR7815
ENSP00000398632CD44795
The human target proteins were predicted using STITCH, a database of Chemical-Protein interaction networks.