Flag of the United StatesAmerican Chemical Independence

1,2,4-Butanetricarboxylic acid, 2-phosphono-, sodium salt (1:?)

CAS 40372-66-5

U.S. production volumes are classified as confidential business information.

Molecular structure of 40372-66-5
US productionCBI
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)
Ecolab
Nalco- An Ecolab
Zschimmer&Schwarz
EPA-registered importers (1)
Lanxess

Why It Matters

Sectors
FoodEnergyWaterMetals & MiningTextilesConsumer ProductsPaper & PrintingCore Chemicals
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Industrial Uses

Used in 12 sectors as 5 functional roles.

  • •Intermediate in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (7%)Processing—incorporation into formulation, mixture, or reaction product
  • •Surfactant (surface active agent) in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (93%)Processing—incorporation into formulation, mixture, or reaction product
  • •Cleaning agent in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (95%)Processing—incorporation into formulation, mixture, or reaction product
  • •Anti-scaling agent in Soap, Cleaning Compound, and Toilet Preparation Manufacturing (34%)Processing—incorporation into formulation, mixture, or reaction product
  • •Chelating agent in Synthetic Dye and Pigment Manufacturing (66%)Processing—incorporation into formulation, mixture, or reaction product
  • •Anti-scaling agent in Wholesale and Retail Trade (100%)Processing—incorporation into formulation, mixture, or reaction product
  • •Anti-scaling agent in Paper Manufacturing (15%)Use—non-incorporative activities
  • •Anti-scaling agent in All Other Chemical Product and Preparation Manufacturing (9%)Use—non-incorporative activities
  • •Anti-scaling agent in Utilities (14%)Use—non-incorporative activities
  • •Anti-scaling agent in Services (6%)Use—non-incorporative activities
  • •Anti-scaling agent in Primary Metal Manufacturing (6%)Use—non-incorporative activities
  • •Anti-scaling agent in Fabricated Metal Product Manufacturing (4%)Use—non-incorporative activities
  • •Anti-scaling agent in Food, beverage, and tobacco product manufacturing (36%)Use—non-incorporative activities
  • •Anti-scaling agent in Petroleum Refineries (3%)Use—non-incorporative activities
  • •Anti-scaling agent in Petrochemical Manufacturing (6%)Use—non-incorporative activities

Chemical Identity

CAS40372-66-5
PubChem CID29920088
DTXSIDDTXSID7094892
FormulaC7H11O9P
Mol. Weight270.13 g/mol
SMILESC(CC(CC(=O)O)(C(=O)O)P(=O)(O)O)C(=O)O

Data Sources

← Back to Dashboard← Back to Food

Brief citations

1,2,4-Butanetricarboxylic acid, 2-phosphono-, sodium salt (1:?) (CAS 40372-66-5) https://chemicalindependence.com/chemical/40372-66-5/ EPA CompTox (DSSTox): DTXSID7094892. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID7094892 PubChem: 29920088. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/29920088 EPA Chemical Data Reporting: 40372-66-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 40372-66-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting