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Tributyl phosphate Structure

Tributyl phosphate

Chemical Properties

Melting point -79 °C (lit.)
Boiling point 180-183 °C/22 mmHg (lit.)
Density  0.979 g/mL at 25 °C (lit.)
vapor density  9.2 (vs air)
vapor pressure  27 mm Hg ( 178 °C)
refractive index  n20/D 1.424(lit.)
Flash point 380 °F
storage temp.  Store below +30°C.
solubility  water: soluble1ml in 165ml water
form  Liquid
color  Clear
Odor Odorless
Water Solubility  0.6 g/100 mL
Merck  14,9618
BRN  1710584
Exposure limits TLV-TWA 2.18 mg/m3 (0.2 ppm) (ACGIH), 5 mg/m3 (OSHA and NIOSH); IDLH 1300 mg/m3 (120 ppm) (NIOSH).
Dielectric constant 6.5(20℃)
Stability Stable. Combustible. Incompatible with strong oxidizing agents. May be water sensitive.
LogP 4 at 20℃
CAS DataBase Reference 126-73-8(CAS DataBase Reference)
NIST Chemistry Reference Tri-n-butylphosphate(126-73-8)
EPA Substance Registry System Tributyl phosphate (126-73-8)

Safety Information

Hazard Codes  Xn,F
Risk Statements  22-38-40-62-48/20-36/37/38-11-20/22
Safety Statements  36/37-46-45-36/37/39-16-53
RIDADR  UN 1208 3/PG 2
WGK Germany  2
RTECS  TC7700000
Autoignition Temperature 770 °F
TSCA  Yes
HS Code  29190010
Hazardous Substances Data 126-73-8(Hazardous Substances Data)
Toxicity LD50 orally in rats: 3.0 g/kg (Smyth, Carpenter)
IDLA 30 ppm

MSDS

Usage And Synthesis

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