Product Name
Trimethyl phosphate
Category
Heterocyclic Organic Compound
Description
Trimethyl phosphate appears as a pale straw colored liquid. Inhalation may irritate respiratory tract. Vapor or liquid may irritate skin or eyes. Ingestion may irritate the mucous membranes of the gastrointestinal tract.;Liquid;COLOURLESS LIQUID.
Synonyms
Phosphoric acid, trimethyl ester
IUPAC Name
Trimethyl phosphate
Canonical SMILES
COP(=O)(OC)OC
InChI
WVLBCYQITXONBZ-UHFFFAOYSA-N
InChI Key
InChI=1S/C3H9O4P/c1-5-8(4,6-2)7-3/h1-3H3
Boiling Point
197 °C(lit.)
Melting Point
-46 °C(lit.)
Solubility
soluble in Ether,Alcohol
Appearance
Colorless to Almost colorless clear liquid
Color/Form
Liquid;Colorless liquid
Covalently-Bonded Unit Count
1
Decomposition
When heated to decomposition it emits toxic fume of phosphorus oxides.
Exact Mass
140.023846g/mol
Hazard Statements
H302 : Harmful if swallowed.H340 : May cause genetic defects.H351 : Suspected of causing cancer.
LogP
-0.65 (LogP);log Kow = -0.52 and -0.78;-0.52,-0.78
Monoisotopic Mass
140.023846g/mol
Other Experimental
22.1% phosphorus; pour point: -46 °C;Specific gravity: 1.97 at 19.5 °C/0deg C;Henry's Law constant = 7.2X10-9 atm-cu m/mole at 20 °C;Hydroxyl radical reaction rate constant = 7.37X10-12 cu cm/molec-sec at 25 °C;Hydroxyl radical reaction rate constant = <6X10-20 cu cm/molec-sec at 25 °C
Precautionary Statements
P501 : Dispose of contents/ container to an approved waste disposal plant.P270 : Do not eat, drink or smoke when using this product.P202 : Do not handle until all safety precautions have been read and understood.P201 : Obtain special instructions before use.P264 : Wash skin thoroughly after handling.P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection.P308 + P313 : IF exposed or concerned: Get medical advice/ attention.P301 + P312 + P330 : IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. Rinse mouth.P405 : Store locked up.
Stability
Stable under recommended storage conditions.
Vapor Pressure
1 mm Hg at 78.8 °F ; 5 mm Hg at 128.7° F; 10 mm Hg at 154.0° F (NTP, 1992);0.85 mmHg;0.85 mm Hg at 25 °C;Vapor pressure, kPa at 20 °C: 0.11
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