IMPPAT Phytochemical information: 
1,2-Didemethylcolchicine
1,2-Didemethylcolchicine
Summary

SMILES: COc1ccc2-c3c(CCC(c2cc1=O)NC(=O)C)cc(c(c3O)O)OC
InChI: InChI=1S/C20H21NO6/c1-10(22)21-14-6-4-11-8-17(27-3)19(24)20(25)18(11)12-5-7-16(26-2)15(23)9-13(12)14/h5,7-9,14,24-25H,4,6H2,1-3H3,(H,21,22)
InChIKey: QCOIAAVYXNEUDX-UHFFFAOYSA-N
DeepSMILES: COcccc-ccCCCc7cc%12=O))))NC=O)C))))))cccc6O))O))OC
Scaffold Graph/Node/Bond level: O=c1cccc2c(c1)CCCc1ccccc1-2
Scaffold Graph/Node level: OC1CCCC2C(CCCC3CCCCC32)C1
Scaffold Graph level: CC1CCCC2C(CCCC3CCCCC32)C1
Functional groups: cOC; c=O; CNC(C)=O; cO
Chemical classification
ClassyFire Kingdom: Organic compounds
ClassyFire Superclass: Hydrocarbon derivatives
ClassyFire Class: Tropones
NP Classifier Biosynthetic pathway: Alkaloids
NP Classifier Superclass: Tyrosine alkaloids
NP Classifier Class: Phenethylisoquinoline alkaloids
Synonymous chemical names:
1,2-didemethylcolchicine, 1,2-didemethyl colchicine
External chemical identifiers:
CID:CID_100174; ChEMBL:CHEMBL1975605
Chemical structure download
2D:2D MOL2D MOL22D SDF
3D:3D MOL3D MOL23D SDF3D PDB3D PDBQT
1,2-Didemethylcolchicine
Physicochemical properties
Property name Tool Property value
Molecular weight (g/mol) RDKit 371.39
Log P RDKit 2.27
Topological polar surface area (Å2) RDKit 105.09
Number of hydrogen bond acceptors RDKit 6
Number of hydrogen bond donors RDKit 3
Number of carbon atoms RDKit 20
Number of heavy atoms RDKit 27
Number of heteroatoms RDKit 7
Number of nitrogen atoms RDKit 1
Number of sulfur atoms RDKit 0
Number of chiral carbon atoms RDKit 1
Stereochemical complexity RDKit 0.05
Number of sp hybridized carbon atoms RDKit 0
Number of sp2 hybridized carbon atoms RDKit 14
Number of sp3 hybridized carbon atoms RDKit 6
Shape complexity RDKit 0.3
Number of rotatable bonds RDKit 3
Number of aliphatic carbocycles RDKit 1
Number of aliphatic heterocycles RDKit 0
Number of aliphatic rings RDKit 1
Number of aromatic carbocycles RDKit 2
Number of aromatic heterocycles RDKit 0
Number of aromatic rings RDKit 2
Total number of rings RDKit 3
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 3
1,2-Didemethylcolchicine
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 Good
GSK 4/400 filter RDKit Good
Weighted quantitative estimate of drug-likeness (QEDw) score RDKit 0.71508
1,2-Didemethylcolchicine
ADME 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 No
Gastrointestinal absorption SwissADME High
Log Kp (Skin permeation, cm/s) SwissADME -8.46
Number of PAINS structural alerts SwissADME 1
Number of Brenk structural alerts SwissADME 1
CYP1A2 inhibitor SwissADME No
CYP2C19 inhibitor SwissADME No
CYP2C9 inhibitor SwissADME No
CYP2D6 inhibitor SwissADME No
CYP3A4 inhibitor SwissADME No
P-glycoprotein substrate SwissADME Yes