Carboxymethyl polyethylene glycol oleyl ether

CAS 57635-48-0

Poly(oxy-1,2-ethanediyl), α-(carboxymethyl)-ω-[(9Z)-9-octadecen-1-yloxy]-

EPA’s 2023 records show zero U.S. production of this chemical.

US productionZero

Import volumeCBI

Confidential Business Information. The EPA withholds this volume because publishing it could reveal the reporting company's trade secrets.

Top sourceNo public record

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. Production reporting year: 2023.

Where It Comes From

EPA reports by year

2023: US production Zero · Imports Confidential

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.

Schlumberger

Why It Matters

Sectors

Energy

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

•Emulsifier in Oil and Gas Drilling, Extraction, and Support activities (0%)Processing—incorporation into formulation, mixture, or reaction product

Chemical Identity

CAS57635-48-0

PubChem CIDNot recorded

DTXSIDDTXSID1049724

Formula(C2H4O)nC20H38O3

Mol. WeightNot recorded

SMILESCCCCCCCC\C=C/CCCCCCCCOCCOCC(O)=O |lp:18:2,21:2,24:2,25:2,Sg:n:21,20,19::ht|

Data Sources

EPA TSCA InventoryRetrieved 2026-04-29
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04

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Brief citations

Carboxymethyl polyethylene glycol oleyl ether (CAS 57635-48-0) https://chemicalindependence.com/chemical/57635-48-0/ EPA TSCA Inventory: CAS 57635-48-0. Retrieved 2026-04-29. https://www.epa.gov/tsca-inventory EPA Chemical Data Reporting: 57635-48-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 57635-48-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting