2-Pentenal

CAS 764-39-6

Molecular structure of 764-39-6
US productionNot reported
Import value, 2024$90M
Top sourceGermany 34%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

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 291219 · basket

These shares come from HS customs code 291219, which covers 130 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
DE 34%GermanyCN 29%ChinaIN 13%IndiaIT 8%ItalyGB 4%United Kingdom

Why It Matters

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

Vendor Pricing

$0.34/gAaron Chemicals LLC
CountryHong Kong
Pack$169.00 / 500 g
Purity98%
Vendors2 available

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

Chemical Identity

CAS764-39-6
PubChem CIDNot recorded
DTXSIDDTXSID9061091
FormulaC5H8O
Mol. Weight84.118 g/mol
SMILESCCC=CC=O

Data Sources

Brief citations

2-Pentenal (CAS 764-39-6) https://chemicalindependence.com/chemical/764-39-6/ EPA TSCA Inventory: CAS 764-39-6. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 291219 for CAS 764-39-6. Reporting year: 2024. https://usatrade.census.gov/