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Trimethyl Phosphate

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Trimethyl Phosphate molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 3 grades and pack sizes of Trimethyl Phosphate (CAS 512-56-1). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS512-56-1
Molecular formulaC3H9O4P
Molecular weight140.07 g/mol
IUPAC nametrimethyl phosphate
SynonymsTrimethyl orthophosphate · Phosphoric acid, trimethyl ester · TMPO · Trimethoxyphosphine oxide · O,O,O-Trimethyl phosphate · Trimethylfosfat
Safety & Hazards (GHS) Danger
Irritant Irritant Health hazard Health hazard
  • H302 Harmful if swallowed
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H340 May cause genetic defects

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma TRIMETHYL PHOSPHATE, 97% 132195-1KG
132195-250G
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Sigma TRIMETHYL PHOSPHATE,>=99% 241024-50G Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.