alpelisib   Click here for help

GtoPdb Ligand ID: 7955

Synonyms: BYL 719 | BYL-719 | NVP-BYL719 | Piqray®
Approved drug PDB Ligand
alpelisib is an approved drug (FDA (2019), FDA (2020))
Compound class: Synthetic organic
Comment: Alpelisib is an orally bioavailable phosphatidylinositol 3-kinase (PI3K) inhibitor that exhibits antineoplastic activity. It is selective for the α isoform (PIK3CA). It was the first PIK3CA inhibitor to be approved for the treatment of breast cancer.
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2D Structure
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Physico-chemical Properties
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Hydrogen bond acceptors 7
Hydrogen bond donors 2
Rotatable bonds 7
Topological polar surface area 129.45
Molecular weight 441.14
XLogP 1.82
No. Lipinski's rules broken 0
SMILES / InChI / InChIKey
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Canonical SMILES NC(=O)C1CCCN1C(=O)Nc1nc(c(s1)c1ccnc(c1)C(C(F)(F)F)(C)C)C
Isomeric SMILES NC(=O)[C@@H]1CCCN1C(=O)Nc1nc(c(s1)c1ccnc(c1)C(C(F)(F)F)(C)C)C
InChI InChI=1S/C19H22F3N5O2S/c1-10-14(11-6-7-24-13(9-11)18(2,3)19(20,21)22)30-16(25-10)26-17(29)27-8-4-5-12(27)15(23)28/h6-7,9,12H,4-5,8H2,1-3H3,(H2,23,28)(H,25,26,29)/t12-/m0/s1
InChI Key STUWGJZDJHPWGZ-LBPRGKRZSA-N
Bioactivity Comments
Alpelisib inhibits proliferation of mouse MLg2908 lung fibroblasts (IC50 3500 nM) [2].
Selectivity at enzymes
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Target Sp. Type Action Value Parameter Concentration range (M) Reference
phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit alpha Primary target of this compound Hs Inhibitor Inhibition 8.3 pIC50 - 1
pIC50 8.3 (IC50 5x10-9 M) [1]
phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit gamma Hs Inhibitor Inhibition 6.6 pIC50 - 1
pIC50 6.6 (IC50 2.5x10-7 M) [1]
phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit delta Hs Inhibitor Inhibition 6.5 pIC50 - 1
pIC50 6.5 (IC50 2.9x10-7 M) [1]
phosphatidylinositol-4,5-bisphosphate 3-kinase catalytic subunit beta Hs Inhibitor Inhibition 5.9 pIC50 - 1
pIC50 5.9 (IC50 1.2x10-6 M) [1]