filorexant   Click here for help

GtoPdb Ligand ID: 4460

Synonyms: MK 6096 | MK-6096 | MK6096
PDB Ligand
Compound class: Synthetic organic
Comment: Filorexant is a dual orexin receptor antagonist (DORA) [4]. The compound was being developed by Merck Sharp & Dohme Corp. as a potential treatment for insomnia.
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2D Structure
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Physico-chemical Properties
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Hydrogen bond acceptors 5
Hydrogen bond donors 0
Rotatable bonds 6
Topological polar surface area 68.21
Molecular weight 420.2
XLogP 4.3
No. Lipinski's rules broken 0
SMILES / InChI / InChIKey
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Canonical SMILES Cc1ccc(c(c1)C(=O)N1CC(CCC1C)COc1ccc(cn1)F)c1ncccn1
Isomeric SMILES Cc1ccc(c(c1)C(=O)N1C[C@@H](CC[C@H]1C)COc1ccc(cn1)F)c1ncccn1
InChI InChI=1S/C24H25FN4O2/c1-16-4-8-20(23-26-10-3-11-27-23)21(12-16)24(30)29-14-18(6-5-17(29)2)15-31-22-9-7-19(25)13-28-22/h3-4,7-13,17-18H,5-6,14-15H2,1-2H3/t17-,18-/m1/s1
InChI Key NPFDWHQSDBWQLH-QZTJIDSGSA-N
Bioactivity Comments
Filorexant is equipotent at OX1 and OX2 receptors.
Selectivity at GPCRs
Key to terms and symbols Click column headers to sort
Target Sp. Type Action Value Parameter Concentration range (M) Reference
OX2 receptor Hs Antagonist Antagonist 9.7 pKB - 1
pKB 9.7 [1]
OX2 receptor Rn Antagonist Antagonist 9.6 pKB - 1
pKB 9.6 [1]
OX1 receptor Rn Antagonist Antagonist 9.2 pKB - 1
pKB 9.2 [1]
OX1 receptor Hs Antagonist Antagonist 8.7 pKB - 1
pKB 8.7 [1]
OX2 receptor Mm Antagonist Antagonist 8.2 pKB - 1
pKB 8.2 [1]
OX1 receptor Mm Antagonist Antagonist 7.6 pKB - 1
pKB 7.6 [1]
OX2 receptor Hs Antagonist Antagonist 8.9 – 9.7 pKi - 1-4
pKi 9.7 [3]
pKi 8.9 – 9.1 [1-2,4]
OX1 receptor Hs Antagonist Antagonist 8.4 – 9.2 pKi - 1-4
pKi 9.2 [3]
pKi 8.4 – 9.1 [1-2,4]