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

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(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE
(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE structure
CAS No.
136705-64-1
Chemical Name:
(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE
Synonyms
(R,R)-ET-DUPHOS;(R,R)-ETHYL-DUPHOS;(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE;1,2-Bis((2R,5R)-2,5-diethylphospholan-1-yl)benzene;(-)-1,2-Bis[(2R,5R)-2,5-diethylphospholano]benzene,97%;(-)-1,2-Bis[(2R,5R)-2,5-Diethyl-1-Phospholanyl]Benzene;(-)-1,2-Bis[(2R,5R)-2,5-diethyl-1-phospholanyl]benzene, 97+%;(-)-1,2-Bis((2R,5R)-2,5-diethylphospholano)benzene(r,r)-et-duphos;(-)-1,2-Bis[(2R,5R)-2,5-diethylphospholano]benzene, Kanata purity;Phospholane, 1,1'-(1,2-phenylene)bis[2,5-diethyl-, (2R,2'R,5R,5'R)-
CBNumber:
CB8764621
Molecular Formula:
C22H36P2
Formula Weight:
362.47
MOL File:
136705-64-1.mol

(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE 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
Flash point:
>230 °F
storage temp. 
Inert atmosphere,2-8°C
Sensitive 
Air Sensitive
Merck 
13,3499
BRN 
4814174
SAFETY
  • Risk and Safety Statements
Symbol(GHS) 
GHS07
Hazard statements  H315-H319-H335-H413
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
1-10
HS Code  29310099

(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE price More Price(8)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 668494 (?)-1,2-Bis[(2R,5R)-2,5-diethylphospholano]benzene kanata purity 136705-64-1 100mg $76.9 2020-08-18 Buy
Sigma-Aldrich 14736 (?)-1,2-Bis[(2R,5R)-2,5-diethylphospholano]benzene technical, ~90% (GC) 136705-64-1 100mg-f $213 2020-08-18 Buy
Alfa Aesar H60470 (-)-1,2-Bis[(2R,5R)-2,5-diethyl-1-phospholanyl]benzene, 97+% 136705-64-1 250mg $128 2021-03-22 Buy
Alfa Aesar H60470 (-)-1,2-Bis[(2R,5R)-2,5-diethyl-1-phospholanyl]benzene, 97+% 136705-64-1 1g $386 2021-03-22 Buy
Strem Chemicals 15-0097 (-)-1,2-Bis((2R,5R)-2,5-diethylphospholano)benzene, 98+% (R,R)-Et-DUPHOS 136705-64-1 100mg $72 2021-03-22 Buy

(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE Chemical Properties,Uses,Production

Reactions

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

Chemical Properties

Clear colorless liquid or low melting solid

Uses

Catalyst for asymmetric hydrogenations.

(-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE Preparation Products And Raw materials

Raw materials

Preparation Products


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

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NINGBO INNO PHARMCHEM CO., LTD.
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sales01@aikonchem.com China 15390 50

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