Triphenylphosphine oxide (791-28-6)

Identification
Name:	Triphenylphosphine oxide
Synonyms:	phosphorane, triphenyl-, oxide;diphenylphosphorylbenzene;TPPO;Triphenyl phosphorus oxide;Phosphine oxide, triphenyl-;
CAS:	791-28-6
EINECS:	212-338-8
Molecular Formula:	C₁₈H₁₅OP
Molecular Weight:	278.29
InChI:	InChI=1/C18H15OP/c19-20(16-10-4-1-5-11-16,17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15H
Molecular Structure:
Properties
Density:	1.21
Stability:	Stable under normal temperatures and pressures. Stable at room temperature in closed containers under normal storage and handling conditions.
Refractive index:	1.619
Water Solubility:	slightly soluble
Solubility:	slightly soluble in water
Appearance:	White solid
Specification:	General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam.? Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Storage: Store in a cool, dry place. Store in a tightly closed container.
Packinggroup:	I; II; III
HS Code:	29310095
Storage Temperature:	Store at RT.
Usage:	Reagent to induce the crystallizing of chemical compounds.
Safety Data
Hazard Symbols	Xn:Harmful