2-Imidazolidinone, 4,5-dihydroxy-1-(hydroxymethyl)-3-octadecyl-

CAS 49686-00-2

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$114M

Top sourceChina 26%

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 293329 · basket

EPA reports by year

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

These shares come from HS customs code 293329, which covers 173 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 26%ChinaIN 17%IndiaKR 16%South KoreaDE 9%GermanyIT 9%Italy

Australia
Brazil
Czech Republic
Ireland
Sweden
Ukraine
Poland
United Arab Emirates
Hungary
Israel
Netherlands
Canada
Saudi Arabia
Greece
Belgium
Austria
Latvia
Singapore
Denmark

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.

Aurorium

Why It Matters

Sectors

Paper & Printing

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

•Sizing agent in Paper Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS49686-00-2

PubChem CID162572

DTXSIDDTXSID30866136

FormulaC22H44N2O4

Mol. Weight400.6 g/mol

SMILESCCCCCCCCCCCCCCCCCCN1C(C(N(C1=O)CO)O)O

Data Sources

EPA CompTox (DSSTox) · DTXSID30866136Retrieved 2026-04-06
PubChem · compound 162572Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

2-Imidazolidinone, 4,5-dihydroxy-1-(hydroxymethyl)-3-octadecyl- (CAS 49686-00-2) https://chemicalindependence.com/chemical/49686-00-2/ EPA CompTox (DSSTox): DTXSID30866136. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID30866136 PubChem: 162572. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/162572 EPA Chemical Data Reporting: 49686-00-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 49686-00-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting US Census international trade: HS 293329 for CAS 49686-00-2. Reporting year: 2024. https://usatrade.census.gov/