Phosphate Esters & Derivatives Available — Bulk Only

Trimethyl Phosphate (TMP)

CAS 512-56-1 · Formula C3H9O4P · MW 140.07 g/mol

Phosphorus flame retardant for polyester resins and textile finishes Reactive intermediate and methylating agent in chemical synthesis Catalyst and solvent component in polymer processing

Safety Data Sheet
CAS Number
512-56-1
Formula
C3H9O4P
Molecular Weight
140.07 g/mol
Material Family
Phosphate Esters & Derivatives
At a Glance
Material Family
Phosphate Esters & Derivatives
Primary Role
Flame Retardancy · Solvency
Applications & Use Cases
  • Phosphorus flame retardant for polyester resins and textile finishes
  • Reactive intermediate and methylating agent in chemical synthesis
  • Catalyst and solvent component in polymer processing
Safety & Handling
Full SDS available on request

A grade-specific Safety Data Sheet (SDS) — with the complete hazard classification, handling precautions, and transport information — is supplied with every shipment and available on request. Confirm all safety and regulatory details against the SDS for your specific grade.

Chemical Identity
CAS Number
512-56-1
Molecular Formula
C3H9O4P
Molecular Weight
140.07 g/mol
IUPAC Name
trimethyl phosphate
PubChem CID
InChI Key
WVLBCYQITXONBZ-UHFFFAOYSA-N
XLogP
-0.5
Full Description

Phosphorus flame retardant for polyester resins and textile finishes Reactive intermediate and methylating agent in chemical synthesis Catalyst and solvent component in polymer processing

Frequently Asked Questions

What is Trimethyl Phosphate (TMP) (CAS 512-56-1)?

Trimethyl Phosphate (TMP) (CAS 512-56-1) is a flame retardancy agent supplied by RawSource in bulk. Phosphorus flame retardant for polyester resins and textile finishes

What is the molecular formula and weight of Trimethyl Phosphate (TMP)?

Molecular formula C3H9O4P, molecular weight 140.07 g/mol. IUPAC name: trimethyl phosphate

Is Trimethyl Phosphate (TMP) hazardous?

Yes

Disclaimer. Information on this page — including properties, identifiers, hazard, transport (DOT/UN) and tariff (HS) classifications, and applications — is provided for general reference and is compiled from authoritative public sources (e.g. PubChem/ECHA, 49 CFR 172.101, the Harmonized Tariff Schedule). Values are typical and are not a guaranteed specification; the Certificate of Analysis (CoA) for the lot purchased governs. Products are sold for industrial and professional use only. Nothing here is a medical, health, or efficacy claim or advice. Always consult the current Safety Data Sheet (SDS) before handling, storage, transport or disposal, and confirm regulatory status, classification and suitability for your application and jurisdiction. Hazard, transport and tariff classifications must be verified for your specific shipment. RawSource makes no warranty, express or implied, and assumes no liability for use of this information. Trademarks. Third-party trademarks and brand names are the property of their respective owners; any reference is nominative — used only to identify a comparable product — and does not imply affiliation with, sponsorship by, or endorsement by the trademark owner.