1-Pentene

CAS 109-67-1

Used in 1 industrial sector tracked by the EPA.

US production64.0K lb

Import volumeZero

Import dependency0%

Top sourceNo public record

Production is reported production, not a complete census of factories. Production reporting year: 2019. 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 Not published · Imports Not published
2019: US production 64.0K lb · Imports Zero

HS customs code 290129 covers 108 tracked chemicals in total. US Census does not break out this chemical's share, so the country-of-origin mix is not available. EPA CDR reports import dependency at the chemical level separately, shown above.

EPA-registered manufacturers (2)

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

Bridgestone Procurement Holdings Usa

Shell

Why It Matters

Sectors

Core Chemicals

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

Industrial Uses

•Intermediate in Petrochemical Manufacturing (100%)Processing as a reactant

Vendor Pricing

$1.82/gALFA AESAR

CountryGermany

Pack$45.60 / 25 g

Purity97%

Vendors4 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

3 more vendors

Vendor	Country	$/g	Pack	Purity
Sigma-Aldrich (Rush Stock)	Germany	$2.90	25 g	98%
Sigma-Aldrich	Germany	$2.90	25 g	98%
AstaTech, Inc	United States	$3.60	25 g	95%

Chemical Identity

CAS109-67-1

PubChem CID8004

DTXSIDDTXSID7025849

FormulaC5H10

Mol. Weight70.13 g/mol

SMILESCCCC=C

Data Sources

EPA CompTox (DSSTox) · DTXSID7025849Retrieved 2026-04-06
PubChem · compound 8004Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2019 · Retrieved 2026-10-04

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Brief citations

1-Pentene (CAS 109-67-1) https://chemicalindependence.com/chemical/109-67-1/ EPA CompTox (DSSTox): DTXSID7025849. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID7025849 PubChem: 8004. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/8004 EPA Chemical Data Reporting: 109-67-1. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 109-67-1. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting