Methyl trihydrogen diphosphate
CAS 56399-35-0
Diphosphoric acid, P-methyl ester
Used in 1 industrial sector tracked by the EPA.
US productionNot reported
Top sourceNo public record
EPA lists this chemical for 2023 but publishes zero or no volume for both production and imports.
Why supply is unknownWhere It Comes From
EPA and Census publish no US supply data for this chemical.
EPA reports by year
- 2023
- US production Not published · Imports Not published
Domestic parents -- activity not disclosed (1)
EPA records name a US company for this chemical but do not disclose whether the company made it here or imported it.
Aceto Us
Why It Matters
Sectors
Paints & Coatings
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 Paint and Coating Manufacturing (100%)Processing as a reactant
Chemical Identity
CAS56399-35-0
PubChem CIDNot recorded
DTXSIDDTXSID70971839
FormulaCH6O7P2
Mol. Weight192 g/mol
SMILESCOP(O)(=O)OP(O)(O)=O
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
Brief citations
Methyl trihydrogen diphosphate (CAS 56399-35-0) https://chemicalindependence.com/chemical/56399-35-0/ EPA TSCA Inventory: CAS 56399-35-0. Retrieved 2026-04-29. https://www.epa.gov/tsca-inventory EPA Chemical Data Reporting: 56399-35-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 56399-35-0. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting