ChemicalBook Product Catalog Chemical Reagents Organic reagents Phosphine ligand (-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE

(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE

(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE Basic information
Reactions
Product Name:(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE
Synonyms:(2R,2'R,5R,5'R)-2,2'-5,5'-TETRAETHYL-1,1'-(O-PHENYLENE)DIPHOSPHOLANE;(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE;(R,R)-ETHYL-DUPHOS;(R,R)-ET-DUPHOS;(-)-1,2-Bis[(2R,5R)-2,5-diethylphospholano]benzene, Kanata purity;(-)-1,2-Bis((2R,5R)-2,5-diethylphospholano)benzene(r,r)-et-duphos;(-)-1,2-Bis((2R,5R)-2,5-diethylphospholano)benzene,98+%(R,R)-Et-DUPHOS;(R,R)-Ethyl-DUPHOS, (2R,2μR,5R,5μR)-2,2μ-5,5μ-Tetraethyl-1,1μ-(o-phenylene)diphospholane
CAS:136705-64-1
MF:C22H36P2
MW:362.47
EINECS:
Product Categories:organophosphine ligand
Mol File:136705-64-1.mol
(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE Structure
(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE Chemical Properties
alpha D25 -265° (c = 1 in hexane)
Boiling point bp0.045 138-145°
density 1.01 g/mL at 25 °C
refractive index n 20/D 1.6
Fp >230 °F
storage temp. under inert gas (nitrogen or Argon) at 2-8°C
Sensitive Air Sensitive
Merck 13,3499
BRN 4814174
Safety Information
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36
WGK Germany 3
F 1-10
HS Code 29310099
MSDS Information
ProviderLanguage
ACROS English
SigmaAldrich English
(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE Usage And Synthesis
Reactions
  1. Ligand used in rhodium catalyzed asymmetric hydrogenation of 2-methylenesuccinamic acid.
  2. Cobalt-catalyzed asymmetric hydrogenation. 
Reactions of 136705-64-1
Chemical PropertiesClear colorless liquid or low melting solid
UsesCatalyst for asymmetric hydrogenations.
UsesDuPhos and BPE Ligands: Highly Efficient Privileged Ligands
(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE Preparation Products And Raw materials
(-)-1,2-BIS[(2R,5R)-2,5-DIMETHYLPHOSPHOLANO]BENZENE (S)-5-fluoro-3-methylisobenzofuran-1(3H)-one (3R,6R)-3,6-OCTANEDIOL (+)-1,2-BIS[(2S,5S)-2,5-DIMETHYLPHOSPHOLANO]BENZENE (R,R)-2,3-Butanediol Metformin hydrochloride (+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE (R)-5-fluoro-3-methylisobenzofuran-1(3H)-one (-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE(CYCLOOCTADIENE)RHODIUM(L)TETRAFLUOROBORATE (-)-1,2-BIS((2S,5S)-2,5-DI-I-PROPYLPHOSPHOLANO)BENZENE(1,5-CYCLOOCTADIENE)RHODIUM (I) TETRAFLUOROBORATE (+)-1,2-BIS((2R,5R)-2,5-DIMETHYLPHOSPHOLANO)ETHANE (-)-1,2-Bis((2R,5R)-2,5-diethylphospholano)benzene(cyclooctadiene)rhodium(I) trifluoromethanesulfonate (+)-1,2-BIS((2S,5S)-2,5-DIETHYLPHOSPHOLANO)BENZENE(CYCLOOCTADIENE)RHODIUM (I) TRIFLUOROMETHANESULFONATE (+)-1,2-BIS((2S,5S)-2,5-DIETHYLPHOSPHOLANO)BENZENE(CYCLOOCTADIENE)RHODIUM(L)TETRAFLUOROBORATE (S,S)-I-PR-DUPHOS (-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE(CYCLOOCTADIENE)RHODIUM(I)TRIFLUOROMETHANESULFONATE (-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE
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