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668486 Aldrich

(+)-1,2-Bis[(2S,5S)-2,5-diethylphospholano]benzene

Namena purity

Synonym: (2S,2′S,5S,5′S)-2,2′,5,5′-Tetraethyl-1,1′-(o-phenylene)diphospholane, (S,S)-Ethyl-DUPHOS

  • CAS Number 136779-28-7

  • Empirical Formula (Hill Notation) C22H36P2

  • Molecular Weight 362.47

  •  Beilstein Registry Number 4814174

  •  MDL number MFCD00142321

  •  PubChem Substance ID 24884986

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Properties

Related Categories Asymmetric Synthesis, Chemical Synthesis, Chiral Catalysts, Ligands, and Reagents, DuPhos/BPE, Privileged Ligands and Complexes More...
InChI Key   GVVCHDNSTMEUCS-MUGJNUQGSA-N
refractive index   n20/D 1.581
density   1.010 g/mL at 25 °C

Description

Packaging

100 mg in clear glass bottle

500 mg in amber glass bottle

Legal Information

Sold in collaboration with Namena Corp. for research purposes only. These compounds were made and sold under license from E.I. du Pont de Nemours and Company, which license does not include the right to use the compounds in producing products for sale in the pharmaceutical field.

Application

DuPhos and BPE Ligands: Highly Efficient Privileged Ligands

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
3
Protocols & Articles

Articles

DuPhos and BPE Phospholane Ligands and Complexes

In the early 1990s, Burk and coworkers developed new electron-rich C2 symmetric bis(phospholane) ligands. The modular nature of these ligands allowed for variation of both phosphane substituent and b...
William Sommer and Daniel Weibel
Aldrich ChemFiles 2008, 8.2, 34.
Keywords: Aminations, Applications, Asymmetric catalysis, Asymmetric synthesis, Building blocks, Catalysis, Chemfiles, Crotylborations, Hydrogenations, Ligands, Reductions, Reductive aminations

Related Content

DuPhos and BPE Ligands: Highly Efficient Privileged Ligands

Introduction Asymmetric hydrogenation reactions represent the ideal process for the commercial manufacture of single-enantiomer compounds, because of the ease by which these robust procedures can be ...
Keywords: Addition reactions, Alkylations, Amidations, Aminations, Asymmetric synthesis, Building blocks, Catalysis, Cycloadditions, Electronics, Hydrogenations, Ligands, Pharmaceutical, Purification, Reductions, Reductive aminations, transformation

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