IMPPAT Phytochemical information: 
Isosilybin B

Isosilybin B
Summary

SMILES: OC[C@@H]1Oc2cc(ccc2O[C@H]1c1ccc(c(c1)OC)O)[C@H]1Oc2cc(O)cc(c2C(=O)[C@@H]1O)O
InChI: InChI=1S/C25H22O10/c1-32-17-6-11(2-4-14(17)28)24-20(10-26)33-18-7-12(3-5-16(18)34-24)25-23(31)22(30)21-15(29)8-13(27)9-19(21)35-25/h2-9,20,23-29,31H,10H2,1H3/t20-,23-,24-,25+/m0/s1
InChIKey: FDQAOULAVFHKBX-WAABAYLZSA-N
DeepSMILES: OC[C@@H]Occcccc6O[C@H]%10cccccc6)OC)))O))))))))))[C@H]OcccO)ccc6C=O)[C@@H]%10O))))O
Scaffold Graph/Node/Bond level: O=C1CC(c2ccc3c(c2)OCC(c2ccccc2)O3)Oc2ccccc21
Scaffold Graph/Node level: OC1CC(C2CCC3OC(C4CCCCC4)COC3C2)OC2CCCCC12
Scaffold Graph level: CC1CC(C2CCC3CC(C4CCCCC4)CCC3C2)CC2CCCCC12
Functional groups: CO; cO; cOC; cC(=O)C
Chemical classification
ClassyFire Kingdom: Organic compounds
ClassyFire Superclass: Lignans, neolignans and related compounds
ClassyFire Class: Flavonolignans
NP Classifier Biosynthetic pathway: Shikimates and Phenylpropanoids
NP Classifier Superclass: Lignans|Flavonoids
NP Classifier Class: Dihydroflavonols|Flavonolignans
Synonymous chemical names:
isosilybin b
External chemical identifiers:
CID:CID_10885340; ChEMBL:CHEMBL3542340; ZINC:ZINC000030731533; FDASRS:15EH97604R; SureChEMBL:SCHEMBL20152108; MolPort-046-790-428
Chemical structure download


Isosilybin B
Physicochemical properties
Property name Tool Property value
Molecular weight (g/mol) RDKit 482.44
Log P RDKit 2.36
Topological polar surface area (Å2) RDKit 155.14
Number of hydrogen bond acceptors RDKit 10
Number of hydrogen bond donors RDKit 5
Number of carbon atoms RDKit 25
Number of heavy atoms RDKit 35
Number of heteroatoms RDKit 10
Number of nitrogen atoms RDKit 0
Number of sulfur atoms RDKit 0
Number of chiral carbon atoms RDKit 4
Stereochemical complexity RDKit 0.16
Number of sp hybridized carbon atoms RDKit 0
Number of sp2 hybridized carbon atoms RDKit 19
Number of sp3 hybridized carbon atoms RDKit 6
Shape complexity RDKit 0.24
Number of rotatable bonds RDKit 4
Number of aliphatic carbocycles RDKit 0
Number of aliphatic heterocycles RDKit 2
Number of aliphatic rings RDKit 2
Number of aromatic carbocycles RDKit 3
Number of aromatic heterocycles RDKit 0
Number of aromatic rings RDKit 3
Total number of rings RDKit 5
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 5


Isosilybin B
Drug-likeness
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 Bad
Pfizer 3/75 filter RDKit Good
GSK 4/400 filter RDKit Bad
Weighted quantitative estimate of drug-likeness (QEDw) score RDKit 0.3742


Isosilybin B
ADME properties
Property nameToolProperty value
Bioavailability score SwissADME 0.55
Solubility class [ESOL] SwissADME Moderately soluble
Solubility class [Silicos-IT] SwissADME Moderately soluble
Blood Brain Barrier permeation SwissADME No
Gastrointestinal absorption SwissADME Low
Log Kp (Skin permeation, cm/s) SwissADME -7.89
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 Yes
P-glycoprotein substrate SwissADME No


Isosilybin B
Phytochemical - Human target proteins supported by experimental evidence associations
Human target proteins supported by experimental evidence
IMPPAT target identifierGene identifierHGNC symbolEntrez Gene identifierSource
TAR_EXP_000273ENSG00000138109CYP2C91559ChEMBL
TAR_EXP_000616ENSG00000111700SLCO1B328234ChEMBL
TAR_EXP_000132ENSG00000137491SLCO2B111309ChEMBL
TAR_EXP_000281ENSG00000106258CYP3A51577ChEMBL
TAR_EXP_000280ENSG00000160868CYP3A41576ChEMBL
TAR_EXP_000061ENSG00000134538SLCO1B110599ChEMBL