Home Categories Organic Chemistry Triethyl phosphate
A7662112

Triethyl phosphate , ≥99.5% , 78-40-0

Synonym(s):
Ethyl phosphate;Phosphoric acid triethyl ester, TEP;TEP;Triethyl phosphate

CAS NO.:78-40-0

Empirical Formula: C6H15O4P

Molecular Weight: 182.15

MDL number: MFCD00009077

EINECS: 201-114-5

Pack Size Price Stock Quantity
100ml RMB28.00 In Stock
500ML RMB60.00 In Stock
2.5L RMB287.20 In Stock
10L RMB959.20 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: -56 °C
Boiling point: 215 °C (lit.)
Density  1.072 g/mL at 25 °C (lit.)
vapor density  6.28 (vs air)
vapor pressure  1 mm Hg ( 40 °C)
refractive index  n20/D 1.403(lit.)
Flash point: 240 °F
storage temp.  Store below +30°C.
solubility  500g/l (slow decomposition)
form  Liquid
color  Clear
Specific Gravity 1.072
PH 7 (H2O, 20℃)
Odor mild cider
explosive limit 1.2-10%(V)
Water Solubility  SOLUBLE
Hydrolytic Sensitivity 7: reacts slowly with moisture/water
Merck  14,9674
BRN  1705772
Dielectric constant 7.2(20℃)
Stability: Stable. Combustible. Incompatible with strong oxidizing agents, water.
InChIKey DQWPFSLDHJDLRL-UHFFFAOYSA-N
LogP 1.11 at 20℃

Description and Uses

Triethyl phosphate is use as a flame retardant in the manufacture of polyisocyanurate (PIR) and polyurethane (PUR) foam insulation and thermoset plastic products. The chemical compound is also used as a viscosity reducer in plastic resins, and as a catalyst, solvent or intermediate in the production of pesticides, pharmaceuticals, lacquers and other products.As ethylating agent; formation of polyesters which are used as insecticides.

Safety

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302-H319
Precautionary statements  P305+P351+P338
Hazard Codes  Xn
Risk Statements  22-36
Safety Statements  25-26
WGK Germany  1
RTECS  TC7900000
Autoignition Temperature 845 °F
TSCA  Yes
HS Code  29190090
Toxicity LD50 orally in Rabbit: 1165 mg/kg

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