IMPPAT Phytochemical information: 
Cucurbitacin S
Cucurbitacin S
Summary

SMILES: O=C1C[C@H](O[C@H]2[C@H]([C@@H]1C)[C@@]1(C)CC(=O)[C@@]3([C@H]([C@@]1(C2)C)CC=C1[C@H]3C=C(O)C(=O)C1(C)C)C)C(O)(C)C
InChI: InChI=1S/C30H42O6/c1-15-18(31)12-23(27(4,5)35)36-20-13-28(6)21-10-9-16-17(11-19(32)25(34)26(16,2)3)30(21,8)22(33)14-29(28,7)24(15)20/h9,11,15,17,20-21,23-24,32,35H,10,12-14H2,1-8H3/t15-,17-,20-,21+,23+,24+,28+,29-,30+/m1/s1
InChIKey: MBYLRWSUZLFUTO-PQNVQGKDSA-N
DeepSMILES: O=CC[C@H]O[C@H][C@H][C@@H]7C))[C@@]C)CC=O)[C@@][C@H][C@@]6C9)C))CC=C[C@H]6C=CO)C=O)C6C)C))))))))))C))))))))CO)C)C
Scaffold Graph/Node/Bond level: O=C1C=CC2C(=CCC3C4CC5OCCC(=O)CC5C4CC(=O)C23)C1
Scaffold Graph/Node level: OC1CCC2C(CCC3C4CC5OCCC(O)CC5C4CC(O)C23)C1
Scaffold Graph level: CC1CCC2C(CCC3C4CC5CCCC(C)CC5C4CC(C)C23)C1
Functional groups: CC(=O)C; CO; COC; CC=C(C)C; CC(=O)C(O)=CC
Chemical classification
ClassyFire Kingdom: Organic compounds
ClassyFire Superclass: Lipids and lipid-like molecules
ClassyFire Class: Steroids and steroid derivatives
ClassyFire Subclass: Oxosteroids
NP Classifier Biosynthetic pathway: Terpenoids
NP Classifier Superclass: Triterpenoids
NP Classifier Class: Cucurbitane triterpenoids
Synonymous chemical names:
cucurbitacin s, cucurbitacins
External chemical identifiers:
CID:CID_119287; ChEBI:CHEBI:3953; ZINC:ZINC000004097808; MolPort-027-720-854
Chemical structure download
2D:2D MOL2D MOL22D SDF
3D:3D MOL3D MOL23D SDF3D PDB3D PDBQT
Cucurbitacin S
Physicochemical properties
Property name Tool Property value
Molecular weight (g/mol) RDKit 498.66
Log P RDKit 4.74
Topological polar surface area (Å2) RDKit 100.9
Number of hydrogen bond acceptors RDKit 6
Number of hydrogen bond donors RDKit 2
Number of carbon atoms RDKit 30
Number of heavy atoms RDKit 36
Number of heteroatoms RDKit 6
Number of nitrogen atoms RDKit 0
Number of sulfur atoms RDKit 0
Number of chiral carbon atoms RDKit 9
Stereochemical complexity RDKit 0.3
Number of sp hybridized carbon atoms RDKit 0
Number of sp2 hybridized carbon atoms RDKit 7
Number of sp3 hybridized carbon atoms RDKit 23
Shape complexity RDKit 0.77
Number of rotatable bonds RDKit 1
Number of aliphatic carbocycles RDKit 4
Number of aliphatic heterocycles RDKit 1
Number of aliphatic rings RDKit 5
Number of aromatic carbocycles RDKit 0
Number of aromatic heterocycles RDKit 0
Number of aromatic rings RDKit 0
Total number of rings RDKit 5
Number of saturated carbocycles RDKit 2
Number of saturated heterocycles RDKit 1
Number of saturated rings RDKit 3
Number of Smallest Set of Smallest Rings (SSSR) RDKit 5
Cucurbitacin S
Drug-likeness properties
Property nameToolProperty value
Number of Lipinski’s rule of 5 violations RDKit 0
Lipinski’s rule of 5 RDKit Passed
Number of Ghose rule violations RDKit 3
Ghose rule RDKit Failed
Veber rule RDKit Good
Egan rule RDKit Good
GSK 4/400 rule RDKit Bad
Pfizer 3/75 rule RDKit Bad
Weighted quantitative estimate of drug-likeness (QEDw) score RDKit 0.51
Cucurbitacin S
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 High
Log Kp (Skin permeation, cm/s) SwissADME -7.05
Number of PAINS structural alerts SwissADME 0
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