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261947 Sigma-Aldrich

1,4-Bis(diphenylphosphino)butane

98%

Synonym: 1,4-Butanediylbis[diphenylphosphine], 1,4-Butylenebis(diphenylphosphine), Tetramethylenebis(diphenylphosphine), dppb

  • CAS Number 7688-25-7

  • Linear Formula (C6H5)2P(CH2)4P(C6H5)2

  • Molecular Weight 426.47

  •  Beilstein/REAXYS Number 706446

  •  EC Number 231-698-7

  •  MDL number MFCD00003051

  •  PubChem Substance ID 24855845

  •  NACRES NA.22

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Properties

Related Categories Catalysis and Inorganic Chemistry, Chemical Synthesis, Phosphine Compounds, Polydentate Phosphine Ligands
Quality Level   100
assay   98%
mp   132-136 °C (lit.)
functional group   phosphine
reaction suitability   reagent type: ligand
reaction type: Alkylations
  reagent type: ligand
reaction type: Heck Reaction
  reagent type: ligand
reaction type: Isomerizations
  reagent type: ligand
reaction type: Negishi Coupling
  reagent type: ligand
reaction type: Sonogashira Coupling
  reagent type: ligand
reaction type: Stille Coupling
  reagent type: ligand
reaction type: Suzuki-Miyaura Coupling
SMILES string   C(CCP(c1ccccc1)c2ccccc2)CP(c3ccccc3)c4ccccc4
InChI   1S/C28H28P2/c1-5-15-25(16-6-1)29(26-17-7-2-8-18-26)23-13-14-24-30(27-19-9-3-10-20-27)28-21-11-4-12-22-28/h1-12,15-22H,13-14,23-24H2
InChI key   BCJVBDBJSMFBRW-UHFFFAOYSA-N

Description

Application

Employed as a ligand in Pd(0)-catalyzed acylcyanation of arylacetylenes and deprotection of allyloxycarbamates.

Packaging

5, 25 g in glass bottle

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Target organs 
Respiratory system
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

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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