1-Triacontene

CAS 18435-53-5

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, 2024$246M

Top sourceCanada 51%

At least one company claimed its 2023 production or import volume for this chemical as confidential, so EPA withholds it.

Why supply is unknown

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

Where It Comes From

Customs basis: HS 290129 · basket

EPA reports by year

2023: US production Confidential · Imports Confidential
2019: US production Confidential · Imports Confidential

These shares come from HS customs code 290129, which covers 108 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

CA 51%CanadaZA 32%South AfricaBR 6%BrazilJP 4%JapanIT 1%Italy

Spain
Ireland
India
United Kingdom
Malaysia
Dominican Republic
Mexico
Switzerland
Australia
South Korea
Turkey
Portugal
Morocco
Guyana
Poland
Netherlands
Belgium
Slovakia
Ukraine

EPA-registered manufacturers (1)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Chevron Phillips Chemical

Why It Matters

Sectors

Energy

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Chemical Identity

CAS18435-53-5

PubChem CID87639

DTXSIDDTXSID5066378

FormulaC30H60

Mol. Weight420.8 g/mol

SMILESCCCCCCCCCCCCCCCCCCCCCCCCCCCCC=C

Data Sources

EPA CompTox (DSSTox) · DTXSID5066378Retrieved 2026-04-06
PubChem · compound 87639Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

← Back to Dashboard ← Back to Energy

Brief citations

1-Triacontene (CAS 18435-53-5) https://chemicalindependence.com/chemical/18435-53-5/ EPA CompTox (DSSTox): DTXSID5066378. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5066378 PubChem: 87639. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/87639 EPA Chemical Data Reporting: 18435-53-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 18435-53-5. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 290129 for CAS 18435-53-5. Reporting year: 2024. https://usatrade.census.gov/