Esafoxolaner

Drug ingredient

CAS 1096103-99-9

This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.

Molecular structure of 1096103-99-9
US productionNot reported
Import value, 2024$6.4B
Top sourceSingapore 36%

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

Why supply is unknown

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 293499 · basket

These shares come from HS customs code 293499, which covers 575 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
SG 36%SingaporeIE 23%IrelandCN 11%ChinaCH 6%SwitzerlandIN 5%India
1 FDA-registered drug labeler
49187-0845

Why It Matters

Sectors
Health
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Vendor Pricing

$60.50/gAngene Chemical
CountryChina (registered: Hong Kong)
Pack$605.00 / 10 g
Purity98%
Vendors17 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

Chemical Identity

CAS1096103-99-9
PubChem CID76961292
DTXSIDDTXSID101337437
FormulaC26H17ClF9N3O3
Mol. Weight625.9 g/mol
SMILESC1C(=NOC1(C2=CC(=CC(=C2)Cl)C(F)(F)F)C(F)(F)F)C3=CC=C(C4=CC=CC=C43)C(=O)NCC(=O)NCC(F)(F)F

Data Sources

Brief citations

Esafoxolaner (CAS 1096103-99-9) https://chemicalindependence.com/chemical/1096103-99-9/ PubChem: 76961292. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/76961292 FDA National Drug Code directory: CAS 1096103-99-9. Retrieved 2026-04-25. https://open.fda.gov/data/ndc/ FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 293499 for CAS 1096103-99-9. Reporting year: 2024. https://usatrade.census.gov/