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731374 Sigma-Aldrich

Tri-n-butylphosphine

99%

Synonym: NSC 91700, P(n-Bu)3, TBP, Tributylphosphine

  • CAS Number 998-40-3

  • Linear Formula [CH3(CH2)3]3P

  • Molecular Weight 202.32

  •  Beilstein/REAXYS Number 1738261

  •  EC Number 213-651-2

  •  MDL number MFCD00009462

  •  PubChem Substance ID 329764649

  •  NACRES NA.22

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Properties

Related Categories Catalysis and Inorganic Chemistry, Chemical Synthesis, Phosphine Compounds, Phosphine Ligands
vapor density   9 (vs air)
assay   99%
autoignition temp.   392 °F
refractive index   n20/D 1.462 (lit.)
bp   150 °C/50 mmHg (lit.)
density   0.81 g/mL at 25 °C (lit.)
functional group   phosphine
reaction suitability   reaction type: Buchwald-Hartwig Cross Coupling Reaction
  reaction type: Heck Reaction
  reaction type: Hiyama Coupling
  reaction type: Negishi Coupling
  reaction type: Sonogashira Coupling
  reaction type: Stille Coupling
  reaction type: Suzuki-Miyaura Coupling
  reagent type: ligand
SMILES string   CCCCP(CCCC)CCCC
InChI   1S/C12H27P/c1-4-7-10-13(11-8-5-2)12-9-6-3/h4-12H2,1-3H3
InChI key   TUQOTMZNTHZOKS-UHFFFAOYSA-N

Description

Application

Catalyst for:
• Domino reactions of activated conjugated dienes with β,γ−unsaturated-α-ketoesters
• [3+2]-Cycloadditions
• Umpolung addition reactions
• Reductive carbonylation
• Allylation reactions

Packaging

25, 100 g in Sure/Seal™

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN 3254 4.2 / PGI
WGK Germany 
3
Flash Point(F) 
98.6 °F
Flash Point(C) 
37 °C

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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