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Appearance:White solid
Throughput:100|Kilogram|Month
pd_productuse:intermediate
Delivery Time:large stock
Purity:99% purity
Triphenylphosphine oxide Chemical Properties
Melting point 150-157 °C(lit.)
Boiling point 360 °C
density 1,212 g/cm3
vapor pressure <1 hPa (50 °C)
Fp 180 °C
storage temp. Store at RT.
solubility methanol: 25 mg/mL, clear
form Crystalline Powder or Flakes
color White to pink-brown
Specific Gravity 1.212
Water Solubility slightly soluble
Hydrolytic Sensitivity 4: no reaction with water under neutral conditions
BRN 745854
CAS DataBase Reference 791-28-6(CAS DataBase Reference)
NIST Chemistry Reference (C6H5)3PO(791-28-6)
EPA Substance Registry System Triphenylphosphine oxide (791-28-6)
Safety Information
Hazard Codes Xn,Xi
Risk Statements 22-36/37/38-52/53
Safety Statements 26-61-36
RIDADR 3077
WGK Germany 2
RTECS SZ1676000
Autoignition Temperature 590 °C
TSCA Yes
HazardClass 9
PackingGroup III
HS Code 29310095
Toxicity LD50 orally in Rabbit: 685 mg/kg
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