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Cyclopentanone, 2-(2-pentyn-1-yl)-

CAS 57026-62-7

Molecular structure of 57026-62-7
US productionNot reported
Import value, 2024$150M
Top sourceIndia 25%

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 291429 · basket

These shares come from HS customs code 291429, which covers 163 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IN 25%IndiaES 18%SpainCN 12%ChinaIL 11%IsraelCH 9%Switzerland

Why It Matters

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

Chemical Identity

CAS57026-62-7
PubChem CIDNot recorded
DTXSIDDTXSID50886215
FormulaC10H14O
Mol. Weight150.221 g/mol
SMILESCCC#CCC1CCCC1=O

Data Sources

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Brief citations

Cyclopentanone, 2-(2-pentyn-1-yl)- (CAS 57026-62-7) https://chemicalindependence.com/chemical/57026-62-7/ EPA TSCA Inventory: CAS 57026-62-7. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 291429 for CAS 57026-62-7. Reporting year: 2024. https://usatrade.census.gov/