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(E)-Crotonic acid

CAS 107-93-7

Companies reported imports and no US production of this chemical to EPA for 2023.

Molecular structure of 107-93-7
US productionZero
Import value, 2024$117M
Import volume7.0K lb
Import dependency100%
Top sourceChina 50%

Production is reported production, not a complete census of factories. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

(E)-Crotonic acid · US import value by year
$123M2013$323M2021$117M2024$102M2025

2013: $123M · Peak 2021: $323M · 2024: $117M · 2025: $102M

Where It Comes From

Customs basis: HS 291619 · basket

EPA reports by year
2023
US production Zero · Imports 7.0K lb
2019
US production Zero · Imports Zero

These shares come from HS customs code 291619, which covers 169 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 50%ChinaDE 21%GermanyTW 12%TaiwanIN 7%IndiaGB 3%United Kingdom
EPA-registered importers (1)
Wego Chemical Group

Why It Matters

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

Chemical Identity

CAS107-93-7
PubChem CID637090
DTXSIDDTXSID30880973
FormulaC4H6O2
Mol. Weight86.09 g/mol
SMILESCC=CC(=O)O

Data Sources

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Brief citations

(E)-Crotonic acid (CAS 107-93-7) https://chemicalindependence.com/chemical/107-93-7/ EPA CompTox (DSSTox): DTXSID30880973. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID30880973 PubChem: 637090. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/637090 EPA Chemical Data Reporting: 107-93-7. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 291619 for CAS 107-93-7. Reporting year: 2024. https://usatrade.census.gov/