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Trimethyl Phosphite

Trimethyl Phosphite / CAS : 121-45-9

Appearance Colorless transparent liquid with pungent odor, soluble in organic solvents such as methanol, ethanol and benzene, and decomposed into dimethyl phosphite in water. UN 2329
HS 29420000 DG Class 3
Synonyms Fosforyn Trojmetylowy; Trimethoxyphosphine; Methyl Phosphite (P(OMe)3; Phosphorous acid, Trimethyl Ester; XZ; Phosphorous Acid Trimethyl Ester; Trimethylphosphite; Methyl Phosphite; Dimethyl Methylphosphonate; Trimethylfosfit
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Properties

Summary

Formula
C3H9O3P
Molecular Mass
124.07600
Exact Mass
124.02900
PSA
41.28000
Logp
1.15250
IUPAC
trimethyl phosphite
SMILES
COP(OC)OC

Attribute classification

Matter Classification
organic
Category
Agrochemicals > Pesticide Intermediates
Auxiliary > Coating Additives
Auxiliary > Flame Retardants

Chemical and Physical Properties

Melting Point
−78 °C(lit.)
Density
1.052 g/mL at 25 °C(lit.)
Boiling Point
111-112 °C(lit.)
Flash Point
82 °F
Appearance
Colorless transparent liquid with pungent odor, soluble in organic solvents such as methanol, ethanol and benzene, and decomposed into dimethyl phosphite in water.

Export information

HS Code
29420000
Export Rebate
13%
UN No.
2329
DG-Class
3
Risk Code
R10; R22; R36/37/38
Safety Label
Xn

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