2-Propenoic acid, 2-methyl-, 2-methylpropyl ester, polymer with 1-(1,1-dimethylethyl)-4-ethenylbenzene, 1-ethenyl-4-methylbenzene and 2-ethylhexyl 2-propenoate

CAS 172201-25-1

Molecular structure of 172201-25-1
US productionNot reported
Import value, 2024$660M
Top sourceGermany 17%

EPA exempts this chemical from its 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 390799 · basket

These shares come from HS customs code 390799, which covers 18 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
DE 17%GermanyTW 15%TaiwanCA 14%CanadaKR 12%South KoreaMX 7%Mexico

Why It Matters

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

Chemical Identity

CAS172201-25-1
PubChem CIDNot recorded
DTXSIDDTXSID40107143
FormulaNot recorded
Mol. WeightNot recorded
SMILESNot recorded

Data Sources

Brief citations

2-Propenoic acid, 2-methyl-, 2-methylpropyl ester, polymer with 1-(1,1-dimethylethyl)-4-ethenylbenzene, 1-ethenyl-4-methylbenzene and 2-ethylhexyl 2-propenoate (CAS 172201-25-1) https://chemicalindependence.com/chemical/172201-25-1/ EPA TSCA Inventory: CAS 172201-25-1. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 390799 for CAS 172201-25-1. Reporting year: 2024. https://usatrade.census.gov/