Hesperetin

CAS 520-33-2

Molecular structure of 520-33-2
US productionNot reported
Import value, 2024$3.5B
Top sourceIreland 57%

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 293299 · basket

These shares come from HS customs code 293299, which covers 229 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IE 57%IrelandNL 24%NetherlandsCH 8%SwitzerlandCN 5%ChinaIT 2%Italy

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Chemical Identity

CAS520-33-2
PubChem CIDNot recorded
DTXSIDDTXSID4022319
FormulaC16H14O6
Mol. Weight302.282 g/mol
SMILESCOC1=C(O)C=C(C=C1)[C@@H]1CC(=O)C2=C(O1)C=C(O)C=C2O

Data Sources

Brief citations

Hesperetin (CAS 520-33-2) https://chemicalindependence.com/chemical/520-33-2/ EPA CompTox (DSSTox): 520-33-2. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID4022319 US Census international trade: HS 293299 for CAS 520-33-2. Reporting year: 2024. https://usatrade.census.gov/