Hydrocarbons, C2-4, C3-rich
U.S. production volumes are classified as confidential business information.
US ProductionCBI
Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.
Import Value$114M
Top SourceCanada 67%
The EPA did not publish how much of this chemical companies made or imported, or marked that amount confidential. Without that volume, ACID cannot calculate import dependency.
Where It Comes From
Customs basis: HS 271119, 271129 · basket
These shares come from HS customs code 271119, 271129, which covers 94 chemicals in total. They estimate the bucket's origin mix, not this chemical specifically.
Source Countries
Country of origin for US imports, from Census customs data (2023).
CA 67%CanadaCL 15%ChileKR 8%South KoreaIT 1%ItalyGB 1%United Kingdom
- China
- Poland
- Guyana
- Taiwan
- United Arab Emirates
- Turkey
- Germany
- Trinidad and Tobago
- Netherlands
- Ireland
- Belgium
- Qatar
- Japan
- Switzerland
EPA-registered manufacturers (4)
Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.
Saudi Arabian Oil · SA Saudi Arabia
Calumet Specialty Products Partners
Lyondell Chemical
Motiva Enterprises
Why It Matters
No data available
Chemical Identity
CAS68476-49-3
PubChem CIDNo data available
DTXSIDDTXSID5028538
FormulaNo data available
Mol. WeightNo data available
SMILESNo data available
Data Sources
DTXSID50285382026-04-06
https://doi.org/10.23645/epacomptox.5588566
Archive: data/sources/comptox/dsstox_identifiers.csv
68476-49-32026-04-24
https://www.epa.gov/chemical-data-reporting
Archive: data/sources/epa_cdr/2020_cdr.csv