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Tributylphosphine Structure

Tributylphosphine

Chemical Properties

Melting point -65 °C
Boiling point 150 °C50 mm Hg(lit.)
Density  0.81 g/mL at 25 °C(lit.)
vapor density  9 (vs air)
vapor pressure  1.9Pa at 20℃
refractive index  n20/D 1.462(lit.)
Flash point 99 °F
storage temp.  2-8°C
form  liquid
color  Clear colorless to pale yellow
Specific Gravity 0.820 (20/4℃)
Water Solubility  insoluble
Sensitive  Moisture Sensitive/Air Sensitive
BRN  1738261
Stability Stable, but pyrophoric - spontaneously inflammable in air. Incompatible with oxidizing agents. Moisture sensitive.
InChIKey TUQOTMZNTHZOKS-UHFFFAOYSA-N
CAS DataBase Reference 998-40-3(CAS DataBase Reference)
FDA UNII 0O52FJR7WN
NIST Chemistry Reference Phosphine, tributyl-(998-40-3)
EPA Substance Registry System Phosphine, tributyl- (998-40-3)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H251-H302-H314-H411
Precautionary statements P235-P273-P280-P301+P312-P303+P361+P353-P305+P351+P338
Hazard Codes  Xi,F,C,T
Risk Statements  36/38-34-21/22-17-11-37-36/37/38-61
Safety Statements  41-36/37/39-26-16-45-43-17-5-53
RIDADR  UN 3254 4.2/PG 1
WGK Germany  3
RTECS  SZ3270000
10-13-23
Autoignition Temperature 392 °F
TSCA  Yes
HazardClass  4.2
PackingGroup  I
HS Code  29319090
NFPA 704:
1
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