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Flubendazole

Drug ingredient

CAS 31430-15-6

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

Molecular structure of 31430-15-6
US productionNot reported
Import value, 2024$1.4B
Top sourceIreland 33%

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 293399 · basket

These shares come from HS customs code 293399, which covers 518 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IE 33%IrelandCN 26%ChinaIN 11%IndiaDE 9%GermanyIT 4%Italy
1 FDA-registered drug labeler
Alivira Animal Health Limited

Why It Matters

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

Vendor Pricing

$0.33/gAaron Chemicals LLC
CountryHong Kong
Pack$327.00 / 1 kg
Purity98%
Vendors16 available

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

15 more vendors
VendorCountry$/gPackPurity
Combi-Blocks, Inc.United States$0.361 kg97%
A2B Chem LLCUnited States$0.391 kg98%
AA BLOCKSUnited States$0.411 kg98%
Angene ChemicalChina → Hong Kong$0.43500 g98%
BLD Pharmatech GmbHGermany$3.21100 g98%
BLD Pharmatech Ltd.China$3.21100 g98%
BLD Pharmatech Co., LimitedUnited States$3.53100 g98%
Ambeed, Inc.United States$3.53100 g98%
AstaTech, IncUnited States$5.1225 g95%
Angene International LimitedUnited States$5.28100 g99%
MedKoo Biosciences, IncUnited States$55.0010 g98%
MolnovaChina$450.00100 mg99%
Sigma-Aldrich (Rush Stock)Germany$2753.00100 mg—
Sigma-AldrichGermany$2753.00100 mg—
AngeneChina → Hong Kong$4266.6730 mg98%

Chemical Identity

CAS31430-15-6
PubChem CID35802
DTXSIDDTXSID8023058
FormulaC16H12FN3O3
Mol. Weight313.28 g/mol
SMILESCOC(=O)NC1=NC2=C(N1)C=C(C=C2)C(=O)C3=CC=C(C=C3)F

Data Sources

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Brief citations

Flubendazole (CAS 31430-15-6) https://chemicalindependence.com/chemical/31430-15-6/ PubChem: 35802. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/35802 FDA National Drug Code directory: CAS 31430-15-6. 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 293399 for CAS 31430-15-6. Reporting year: 2024. https://usatrade.census.gov/