Trimethyl Phosphite

Molecular Formula
C3H9O3P
Catalog Number
T1595
Supplier/Brand
Spectrum Chemical
CAS Number
121-45-9

Trimethyl Phosphite, also known as Trimethoxyphosphine, is an organophosphorus compound used in organometallic chemistry as a ligand and as a reagent in organic synthesis. Ungraded products supplied by Spectrum are indicative of a grade suitable for general industrial use or research purposes and typically are not suitable for human consumption or therapeutic use.


Synonyms: Phosphorous Acid Trimethyl Ester

Shipping Information

When shipping via FedEx Air the item will ship priority overnight. A higher hazmat fee will apply.

DOT: UN2329, Trimethyl phosphite, 3, PG III

Largest individual container shippable via:
UPS/FedEx Ground: 4 L    UPS Air: 1 L    FedEx Air: 20 L

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2023