Product Name: Trimethyl phosphite
Synonyms: PHOSPHOROUS ACID TRIMETHYL ESTER;TRIMETHYL PHOSPHONATE;TRIMETHYL PHOSPHITE;fosforyntrojmetylowy;Methyl phosphite ((MeO)3P);P(OCH3)3;Phosphonousacidtrimethylester;Trimethoxyfosfin
CAS: 121-45-9
MF: C3H9O3P
MW: 124.08

EINECS: 204-471-5

Melting point ?78 °C(lit.)
Boiling point 111-112 °C(lit.)
density 1.052 g/mL at 25 °C(lit.)
vapor density 4.3 (vs air)
vapor pressure 17 mm Hg ( 20 °C)
refractive index n20/D 1.408(lit.)
Fp 82 °F
storage temp. 2-8°C
Water Solubility Hydrolyzes with water.
Sensitive Air & Moisture Sensitive
General Description A clear colorless liquid with a strong foul odor. Flash point 99°F. Denser than water and insoluble in water. Vapors heavier than air. Used to make other chemicals.
Air & Water Reactions Highly flammable. Insoluble in water and denser than water. Slowly reacts with water to form phosphoric acid and corresponding organic alcohol.