Dimethipin

CAS 55290-64-7

Molecular structure of 55290-64-7
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

Why It Matters

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

Chemical Identity

CAS55290-64-7
PubChem CIDNot recorded
DTXSIDDTXSID0024052
FormulaC6H10O4S2
Mol. Weight210.26 g/mol
SMILESCC1=C(C)S(=O)(=O)CCS1(=O)=O

Data Sources

Brief citations

Dimethipin (CAS 55290-64-7) https://chemicalindependence.com/chemical/55290-64-7/ EPA CompTox (DSSTox): 55290-64-7. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID0024052 US Census international trade: HS 293499 for CAS 55290-64-7. Reporting year: 2024. https://usatrade.census.gov/