IMPPAT Phytochemical information: 
Purpurin

Purpurin
Summary

SMILES: Oc1c(O)cc(c2c1C(=O)c1ccccc1C2=O)O
InChI: InChI=1S/C14H8O5/c15-8-5-9(16)14(19)11-10(8)12(17)6-3-1-2-4-7(6)13(11)18/h1-5,15-16,19H
InChIKey: BBNQQADTFFCFGB-UHFFFAOYSA-N
DeepSMILES: OccO)cccc6C=O)cccccc6C%10=O)))))))))))O
Scaffold Graph/Node/Bond level: O=C1c2ccccc2C(=O)c2ccccc21
Scaffold Graph/Node level: OC1C2CCCCC2C(O)C2CCCCC12
Scaffold Graph level: CC1C2CCCCC2C(C)C2CCCCC12
Functional groups: cO; cC(=O)c
Chemical classification
ClassyFire Kingdom: Organic compounds
ClassyFire Superclass: Benzenoids
ClassyFire Class: Anthracenes
ClassyFire Subclass: Anthraquinones
NP Classifier Biosynthetic pathway: Polyketides
NP Classifier Superclass: Polycyclic aromatic polyketides
NP Classifier Class: Anthraquinones and anthrones
Synonymous chemical names:
purpurin, purpurin (trihydroxy anthraquinone), purpurin (trihydroxyanthraquinone), (+) purpurin, Purpurin
External chemical identifiers:
CID:CID_6683; ChEMBL:CHEMBL294264; ChEBI:CHEBI:8645; ZINC:ZINC000003861633; FDASRS:L1GT81LS6N; SureChEMBL:SCHEMBL33871; MolPort-000-627-704
Chemical structure download


Purpurin
Physicochemical properties
Property name Tool Property value
Molecular weight (g/mol) RDKit 256.21
Log P RDKit 1.58
Topological polar surface area (Å2) RDKit 94.83
Number of hydrogen bond acceptors RDKit 5
Number of hydrogen bond donors RDKit 3
Number of carbon atoms RDKit 14
Number of heavy atoms RDKit 19
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 14
Number of sp3 hybridized carbon atoms RDKit 0
Shape complexity RDKit 0
Number of rotatable bonds RDKit 0
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


Purpurin
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 0.419014


Purpurin
ADME properties
Property nameToolProperty value
Bioavailability score SwissADME 0.55
Solubility class [ESOL] SwissADME Moderately soluble
Solubility class [Silicos-IT] SwissADME Soluble
Blood Brain Barrier permeation SwissADME No
Gastrointestinal absorption SwissADME High
Log Kp (Skin permeation, cm/s) SwissADME -5.14
Number of PAINS structural alerts SwissADME 2
Number of Brenk structural alerts SwissADME 2
CYP1A2 inhibitor SwissADME Yes
CYP2C19 inhibitor SwissADME No
CYP2C9 inhibitor SwissADME No
CYP2D6 inhibitor SwissADME No
CYP3A4 inhibitor SwissADME Yes
P-glycoprotein substrate SwissADME No


Purpurin
Human target proteins
Protein identifierHGNC symbolCombined score from STITCH database
ENSP00000252945CYP2E1700
ENSP00000260630CYP1B1700
ENSP00000301141CYP2A6700
ENSP00000342007CYP1A2700
ENSP00000369050CYP1A1700
The human target proteins were predicted using STITCH, a database of Chemical-Protein interaction networks.