Benzoic acid, 2,3-difluoro-
CAS 4519-39-5
EPA and Census publish no US supply data for this chemical.
US productionNot reported
Top sourceNo public record
This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.
Why supply is unknownWhere It Comes From
EPA and Census publish no US supply data for this chemical.
Why It Matters
No EPA sector or FDA product records name a use for this chemical.
Vendor Pricing
$0.67/gA2B Chem LLC
CountryUnited States
Pack$67.00 / 100 g
Purity97%
Vendors31 available
Prices reflect listed pack sizes. Small research packs run far above bulk rates.
30 more vendors
| Vendor | Country Supplier country. Where available, shows shipping origin. When the supplier ships from a different country than where they are registered, both are shown. Most suppliers show registration country only. | $/g | Pack | Purity |
|---|---|---|---|---|
| Combi-Blocks, Inc. | United States | $0.68 | 1 kg | 98% |
| Angene Chemical | China → Hong Kong | $0.74 | 500 g | 98% |
| AA BLOCKS | United States | $0.74 | 100 g | 97% |
| Aaron Chemicals LLC | Hong Kong | $0.76 | 500 g | 98% |
| BLD Pharmatech Ltd. | China | $0.78 | 1 kg | 97% |
| Chemscene | United States | $0.92 | 100 g | — |
| BLD Pharmatech Co., Limited | United States | $0.92 | 500 g | 97% |
| BLD Pharmatech GmbH | Germany | $0.92 | 500 g | 97% |
| Ambeed, Inc. | United States | $0.92 | 500 g | 97% |
| AK Scientific Specialized | United States | $1.05 | 100 g | 95% |
| MedChemExpress MCE | Sweden | $1.15 | 100 g | — |
| Fluorochem EU | Germany | $1.36 | 25 g | 98% |
| AK Scientific, Inc. | United States | $1.41 | 100 g | 99% |
| Acrotein ChemBio, Inc. | United States | $1.47 | 250 g | — |
| Apollo Scientific US | United Kingdom | $1.76 | 500 g | 98% |
| Angene International Limited | United States | $1.88 | 25 g | 98% |
| Synthonix | United States | $3.80 | 10 g | 97% |
| AstaTech (2 weeks) | United States | $5.92 | 100 g | 97% |
| Fluorochem UK | United Kingdom | $7.15 | 1 g | 98% |
| Aldlab | United States | $8.28 | 1 g | 95% |
| Accela ChemBio | United States | $10.00 | 1 g | 98% |
| ALFA AESAR | Germany | $10.90 | 25 g | 98% |
| Sigma-Aldrich (Rush Stock) | Germany | $14.97 | 10 g | 98% |
| Sigma-Aldrich | Germany | $14.97 | 10 g | 98% |
| Interbioscreen | Hong Kong | $34.00 | 10 g | 95% |
| Labotest KG | Germany | $453.00 | 1000 mg | 90% |
| Key Organics Ltd. | United Kingdom | $1960.00 | 100 mg | 90% |
| Angene | China → Hong Kong | $4266.67 | 30 mg | 98% |
| Asinex | Netherlands | $8651.50 | 100 mg | 90% |
| TimTec, LLC (back-ordered) | United States | $32000.00 | 15 mg | 94% |
Chemical Identity
CAS4519-39-5
PubChem CIDNot recorded
DTXSIDDTXSID30963351
FormulaC7H3F2O2
Mol. Weight157.096 g/mol
SMILES[O-]C(=O)C1=C(F)C(F)=CC=C1
Data Sources
- EPA TSCA InventoryRetrieved 2026-10-04
Brief citations
Benzoic acid, 2,3-difluoro- (CAS 4519-39-5) https://chemicalindependence.com/chemical/4519-39-5/ EPA TSCA Inventory: CAS 4519-39-5. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory