2-Butenedioic acid (2Z)-, dioctyl ester

CAS 2915-53-9

Companies reported imports and no US production of this chemical to EPA for 2023.

US productionZero

Import value, 2024$139M

Import volume28.7K lb

Import dependency100%

Top sourceChina 67%

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

2-Butenedioic acid (2Z)-, dioctyl ester · US import value by year

2013: $117M · Peak 2022: $187M · 2024: $139M · 2025: $118M

Where It Comes From

Customs basis: HS 291719 · basket

EPA reports by year

2023: US production Zero · Imports 28.7K lb
2019: US production 527.6K lb · Imports Zero

These shares come from HS customs code 291719, which covers 176 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).

CN 67%ChinaCA 13%CanadaAT 4%AustriaIN 4%IndiaJP 4%Japan

Taiwan
Netherlands
Switzerland
Mexico
South Africa
Denmark
Malaysia
Ukraine
Colombia
Hong Kong
Slovakia

EPA-registered importers (1)

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

Target

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

•Surfactant (surface active agent) in All Other Chemical Product and Preparation Manufacturing (100%)Processing as a reactant

Vendor Pricing

$0.08/gAaron Chemicals LLC

CountryHong Kong

Pack$41.00 / 500 g

Purity98%

Vendors2 available

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

1 more vendor

Vendor	Country	$/g	Pack	Purity
AA BLOCKS	United States	$0.26	500 g	99%

Chemical Identity

CAS2915-53-9

PubChem CID6433353

DTXSIDDTXSID1027508

FormulaC20H36O4

Mol. Weight340.5 g/mol

SMILESCCCCCCCCOC(=O)C=CC(=O)OCCCCCCCC

Data Sources

EPA CompTox (DSSTox) · DTXSID1027508Retrieved 2026-04-06
PubChem · compound 6433353Retrieved 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

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Brief citations

2-Butenedioic acid (2Z)-, dioctyl ester (CAS 2915-53-9) https://chemicalindependence.com/chemical/2915-53-9/ EPA CompTox (DSSTox): DTXSID1027508. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID1027508 PubChem: 6433353. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/6433353 EPA Chemical Data Reporting: 2915-53-9. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 2915-53-9. Reporting year: 2019. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 291719 for CAS 2915-53-9. Reporting year: 2024. https://usatrade.census.gov/