Lotilaner

Modify Date: 2025-08-25 19:12:09

Lotilaner Structure
Lotilaner structure
Common Name Lotilaner
CAS Number 1369852-71-0 Molecular Weight 596.76
Density N/A Boiling Point N/A
Molecular Formula C20H14Cl3F6N3O3S Melting Point N/A
MSDS N/A Flash Point N/A

 Use of Lotilaner


Lotilaner is a parasiticide, acts as a potent non-competitive antagonist of insects GABACl receptors, with an IC50 of 23.84 nM for Drosophila melanogaster GABA receptor. No effect on a dog GABAA receptor[1].

 Names

Name (S)-5-[5-(3,4,5-trichloro-phenyl)-5-trifluoromethyl-4,5-dihydro-isoxazol-3-yl]-3-methyl-thiophene-2-carboxylic acid [(2,2,2-trifluoro-ethylcarbamoyl)-methyl]-amide

 Lotilaner Biological Activity

Description Lotilaner is a parasiticide, acts as a potent non-competitive antagonist of insects GABACl receptors, with an IC50 of 23.84 nM for Drosophila melanogaster GABA receptor. No effect on a dog GABAA receptor[1].
Related Catalog
Target

IC50: 23.84 nM (DmS-GABA), 38.25 nM (DmR2-GABA), 52.40 nM (Ls-GABA1), 36.79 nM (Rm-GABA)[1]

In Vitro Lotilaner shows IC50s of 38.25 ± 3.75, 52.40 ± 4.54, 36.79 ± 4.39 nM for Drosophila melanogaster dieldrin/fipronil-resistant forms (DmR2), Lepeophtheirus salmonis (Ls) and Rhipicephalus microplus (Rm) GABACl receptors, respectively[1].
References

[1]. Lotilaner, et al. The novel isoxazoline ectoparasiticide lotilaner (Credelio™): a non-competitive antagonist specific to invertebrates γ-aminobutyric acid-gated chloride channels (GABACls). Parasit Vectors. 2017 Nov 1;10(1):530.

 Chemical & Physical Properties

Molecular Formula C20H14Cl3F6N3O3S
Molecular Weight 596.76
Exact Mass 594.97300
PSA 108.03000
LogP 6.22460
InChIKey HDKWFBCPLKNOCK-SFHVURJKSA-N
SMILES Cc1cc(C2=NOC(c3cc(Cl)c(Cl)c(Cl)c3)(C(F)(F)F)C2)sc1C(=O)NCC(=O)NCC(F)(F)F
The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.