Secondary metabolite: Austrolactone



Austrolactone
Summary
Molecular formula: C30H40O8
SMILES: C[C@H]1C[C@@]2(OC1=O)O[C@H]1C(=O)C3=C([C@]4([C@]1(C(=C[C@H]4O)[C@@](C2)(C)O)C)C)C(=O)C[C@@H]1[C@]3(C)CC[C@@H](C1(C)C)O
InChI: InChI=1S/C30H40O8/c1-14-12-30(38-24(14)35)13-27(5,36)17-11-19(33)29(7)20-15(31)10-16-25(2,3)18(32)8-9-26(16,4)21(20)22(34)23(37-30)28(17,29)6/h11,14,16,18-19,23,32-33,36H,8-10,12-13H2,1-7H3/t14-,16-,18-,19+,23-,26-,27-,28-,29-,30-/m0/s1
InChIKey: SZXITMVEKFHHKF-GAKIQRCLSA-N
Chemical classification
Kingdom: Organic compounds
Super class: Lipids and lipid-like molecules
Class: Steroids and steroid derivatives
Sub class: Steroid lactones
Synonymous chemical names:
austrolactone
Chemical structure download



Austrolactone
Physicochemical properties
Property name Tool Property value
Molecular weight (g/mol) RDKit 528.64
Log P RDKit 2.77
Topological polar surface area (Å2) RDKit 130.36
Number of hydrogen bond acceptors RDKit 8
Number of hydrogen bond donors RDKit 3
Number of carbon atoms RDKit 30
Number of heavy atoms RDKit 38
Number of heteroatoms RDKit 8
Number of nitrogen atoms RDKit 0
Number of sulfur atoms RDKit 0
Number of chiral carbon atoms RDKit 10
Stereochemical complexity RDKit 0.33
Number of sp hybridized carbon atoms RDKit 0
Number of sp2 hybridized carbon atoms RDKit 7
Number of sp3 hybridized carbon atoms RDKit 23
Fraction of sp3 hybridized carbon atoms (Fsp3) RDKit 0.77
Shape complexity RDKit 0.77
Number of rotatable bonds SwissADME 0
Number of aliphatic carbocycles RDKit 4
Number of aliphatic heterocycles RDKit 2
Number of aliphatic rings RDKit 6
Number of aromatic carbocycles RDKit 0
Number of aromatic heterocycles RDKit 0
Number of aromatic rings RDKit 0
Total number of rings RDKit 6
Number of saturated carbocycles RDKit 1
Number of saturated heterocycles RDKit 2
Number of saturated rings RDKit 3
Number of Smallest Set of Smallest Rings (SSSR) RDKit 6



Austrolactone
Drug-likeness properties
Property nameToolProperty value
Number of Lipinski’s rule of 5 violations RDKit 1
Lipinski’s rule of 5 filter RDKit Passed
Number of Ghose filter violations RDKit 3
Ghose filter RDKit Failed
Veber filter RDKit Good
Egan filter RDKit Good
Pfizer’s 3/75 filter RDKit Good
GSK 4/400 filter RDKit Bad
Number of Leadlikeness violations SwissADME 1
Weighted quantitative estimate of drug-likeness (QEDw) score RDKit 0.32



Austrolactone
ADMET 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 -8.18
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




Designed by R.P. Vivek-Ananth, M Karthikeyan and Ajaya Kumar Sahoo