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00676 Sigma-Aldrich

Trioctylphosphine oxide

for extraction analysis, ≥98.5%

Synonym: (Oct)3PO, TOPO®

  • CAS Number 78-50-2

  • Linear Formula [CH3(CH2)7]3PO

  • Molecular Weight 386.63

  •  Beilstein Registry Number 1796648

  •  EC Number 201-121-3

  •  MDL number MFCD00002083

  •  PubChem Substance ID 329747118

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Properties

Related Categories Analytical Reagents, Analytical/Chromatography, Application Specific Reagents, Catalysis and Inorganic Chemistry, Chemical Synthesis,
grade   for extraction analysis
InChI Key   ZMBHCYHQLYEYDV-UHFFFAOYSA-N
assay   ≥98.5% (GC)
  ≥98.5%
impurities   ≤0.2% free acid (as H3PO4)
  ≤0.5% water
bp   201-202 °C/2 mmHg(lit.)
mp   50-52 °C(lit.)
  52-55 °C
cation traces   Ca: ≤10 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤5 mg/kg
  K: ≤10 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Na: ≤10 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Zn: ≤5 mg/kg

Description

Other Notes

Same product — same quality — now Sigma-Aldrich brand

Application

Catalyst in:
• Preparation of tetradentate planar-chiral hydroxy-substituted ferrocenecarboxaldimine Schiff base ligands
• Reactions of allyl esters with hydrosilanes
• Asymmetric cyanosilylation of aldehydes
• Preparation of chlorothiol formates from thiols and phosgene

Legal Information

TOPO is a registered trademark of Life Technologies

Price and Availability

Suggested Laboratory Gloves


Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.



Safety & Documentation

Safety Information

Symbol 
GHS05  GHS05
Signal word 
Danger
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3
RTECS 
SZ1662500
Flash Point(F) 
230 °F
Flash Point(C) 
110 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

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