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Triphenylphosphine oxide

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Triphenylphosphine oxide

Molecular formula: C18H15OP CAS# 791-28-6
Categories: Organophosphorus
Names
English:
EINECS:212-338-8
NSC 398
Ph3P=O
Phosphorane, triphenyl-, oxide(CAS)
TPPO
Triphenyl Phosphine Oxide
Triphenyl-λ5-phosphanone(IUPAC)
Triphenylphosphan-oxid
Triphenylphosphine oxid
Triphenylphosphine oxide(IUPAC) [Wiki]
Triphenylphosphineoxide
Triphenylphosphoniumolate
diphenylphosphorylbenzene(IUPAC)
phosphorus(1+), hydroxytriphenyl-, inner salt
Русский:
оксид трифенилфосфина
French:
Oxyde de triphénylphosphine(IUPAC) [Wiki]
diphénylphosphorylbenzène
oxyde de triphénylphosphane
triphényl-λ5-phosphanone
German:
Triphenylphosphanoxid [Wiki]
Triphenylphosphinoxid(IUPAC)
日本語:
トリフェニルホスフィンオキシド(IUPAC) [Wiki]
中文:
三苯基氧化膦 [Wiki]
三苯基氧膦
氧化三苯基膦

Variants of the formula:

//`|`\\`/||\|P<`=O><-\\-//`\`=`/>|\||`/`\\`|//
O//P<_q4`=`\//-\\`/><_p4=\`//`-`\\/>/`||/\\|`//`\
(C6H5)3P=O
{Ph}3P=O
OP(C6H5)3
(C6H5)3PO
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Triphenylphosphine oxide is involved

  • 2P(C6H5)3 + O2 -> 2(C6H5)3P=O
  • P(C6H5)3 + C{X}4 + {R}CH2OH → OP(C6H5)3 + {R}CH2{X} + HC{X}3 , where X = Cl Br; R = CH3 CH3CH2 CH3CH2CH2
  • (C6H5)3PCl2 + {R}OH → (C6H5)3PO + HCl + {R}Cl , where R = CH3 CH3CH2 CH3CH2CH2 CH3CH2CH2CH2