Sodium N-methyl-N-oleoyltaurate

CAS 137-20-2

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.

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. US production volume is confidential. Production reporting year: 2023.

Where It Comes From

EPA reports by year

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

EPA-registered manufacturers (3)

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

Syensqo Sa · BE Belgium

Innospec

Solvay

EPA-registered importers (3)

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

Clariant International · CH Switzerland

Syensqo Sa · BE Belgium

Clariant

Why It Matters

Sectors

AgricultureConsumer Products

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

Used in 2 sectors as 1 functional role.

•Surfactant (surface active agent) in Pesticide, Fertilizer, and Other Agricultural Chemical Manufacturing (100%)Use—non-incorporative activities
•Surfactant (surface active agent) in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (100%)Processing—incorporation into formulation, mixture, or reaction product

Vendor Pricing

$0.22/gAA BLOCKS (2 weeks)

CountryUnited States

Pack$550.00 / 2.5 kg

PurityNot recorded

Vendors2 available

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

1 more vendor

Vendor	Country	$/g	Pack	Purity
Aaron Chemicals LLC	Hong Kong	$0.33	500 g	—

Chemical Identity

CAS137-20-2

PubChem CID23664721

DTXSIDDTXSID5027067

FormulaC21H40NNaO4S

Mol. Weight425.6 g/mol

SMILESCCCCCCCCC=CCCCCCCCC(=O)N(C)CCS(=O)(=O)[O-].[Na+]

Data Sources

EPA CompTox (DSSTox) · DTXSID5027067Retrieved 2026-04-06
PubChem · compound 23664721Retrieved 2026-04-06
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

Sodium N-methyl-N-oleoyltaurate (CAS 137-20-2) https://chemicalindependence.com/chemical/137-20-2/ EPA CompTox (DSSTox): DTXSID5027067. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5027067 PubChem: 23664721. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/23664721 EPA Chemical Data Reporting: 137-20-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 137-20-2. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting