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ChemicalBook > CAS DataBase List > (+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE

(+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE

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Product Name
(+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE
CAS No.
136779-28-7
Chemical Name
(+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE
Synonyms
ano)benzene;(S,S)-ET-DUPHOS;(SS)-Et-DuPhosTM;(S,S)-ETHYL-DUPHOS;(+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE;1,2-Bis((2S,5S)-2,5-diethylphospholan-1-yl)benzene;(+)-1,2-Bis((2S,5S)-2,5-diethylphospholano)benzene;1,2-Bis[(2S,5S)-2,5-diethyl-1-phospholanyl]benzene;(+)-1,2-Bis[(2S,5S)-2,5-diethyl-1-phospholanyl]benzene, 97+%;(+)-1,2-Bis[(2S,5S)-2,5-diethylphospholano]benzene, Kanata purity
CBNumber
CB6458276
Molecular Formula
C22H36P2
Formula Weight
362.47
MOL File
136779-28-7.mol
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(+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE Property

alpha 
+265° (c 1, hexane)
Boiling point:
468.5±15.0 °C(Predicted)
Density 
1.010 g/mL at 25 °C
refractive index 
n20/D 1.581
Flash point:
>230 °F
storage temp. 
under inert gas (nitrogen or Argon) at 2-8°C
Sensitive 
Air Sensitive
BRN 
4814174
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
26-36
WGK Germany 
3
1-10
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
668486
Product name
(+)-1,2-Bis[(2S,5S)-2,5-diethylphospholano]benzene
Purity
Namena purity
Packaging
100mg
Price
$108
Updated
2024/03/01
Sigma-Aldrich
Product number
668486
Product name
(+)-1,2-Bis[(2S,5S)-2,5-diethylphospholano]benzene
Purity
Namena purity
Packaging
500mg
Price
$301
Updated
2024/03/01
Alfa Aesar
Product number
H60981
Product name
(+)-1,2-Bis[(2S,5S)-2,5-diethyl-1-phospholanyl]benzene, 97+%
Packaging
250mg
Price
$182.65
Updated
2024/03/01
Alfa Aesar
Product number
H60981
Product name
(+)-1,2-Bis[(2S,5S)-2,5-diethyl-1-phospholanyl]benzene, 97+%
Packaging
1g
Price
$621.65
Updated
2024/03/01
Strem Chemicals
Product number
15-0098
Product name
(+)-1,2-Bis((2S,5S)-2,5-diethylphospholano)benzene, 98+% (S,S)-Et-DUPHOS
Packaging
100mg
Price
$82
Updated
2024/03/01
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(+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE Chemical Properties,Usage,Production

Reaction

Ligand used in rhodium catalyzed asymmetric hydrogenation of 2-methylenesuccinamic acid.

Uses

DuPhos and BPE Ligands: Highly Efficient Privileged Ligands

(+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE Preparation Products And Raw materials

Raw materials

Preparation Products

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(+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE Suppliers

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136779-28-7, (+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENERelated Search:


  • (S,S)-ETHYL-DUPHOS
  • (S,S)-ET-DUPHOS
  • 1,2-Bis((2S,5S)-2,5-diethylphospholan-1-yl)benzene
  • (+)-1,2-Bis[(2S,5S)-2,5-diethylphospholano]benzene, Kanata purity
  • (+)-1,2-Bis((2S,5S)-2,5-diethylphospholano)benzene,98+%(S,S)-Et-DUPHOS
  • (S,S)-Ethyl-DUPHOS, (2S,2μS,5S,5μS)-2,2μ,5,5μ-Tetraethyl-1,1μ-(o-phenylene)diphospholane
  • (2S,2'S,5S,5'S)-2,2',5,5'-TETRAETHYL-1,1'-(1,2-PHENYLENE)DIPHOSPHOLANE
  • (2S,2'S,5S,5'S)-2,2',5,5'-TETRAETHYL-1,1'-(O-PHENYLENE)DIPHOSPHOLANE
  • (+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE
  • (+)-1,2-Bis[(2S,5S)-2,5-diethyl-1-phospholanyl]benzene, 97+%
  • (+)-1,2-Bis((2S,5S)-2,5-diethylphospholano)benzene (S,S)-Et-DUPHOS
  • ano)benzene
  • Phospholane, 1,1'-(1,2-phenylene)bis[2,5-diethyl-, (2S,2'S,5S,5'S)-
  • (+)-1,2-Bis((2S,5S)-2,5-diethylphospholano)benzene
  • (2S,5S)-1-[2-[(2S,5S)-2,5-diethylphospholan-1-yl]phenyl]-2,5-diethylphospholane
  • (SS)-Et-DuPhosTM
  • 1,2-Bis[(2S,5S)-2,5-diethyl-1-phospholanyl]benzene
  • 136779-28-7
  • C22H36P2
  • Chiral Catalysts, Ligands, and Reagents
  • Asymmetric Synthesis
  • Privileged Ligands
  • DuPhos/BPE
  • organophosphine ligand