| Identification | Back Directory | [Name]
(-)-1,2-BIS[(2R,5R)-2,5-DIMETHYLPHOSPHOLANO]BENZENE | [CAS]
147253-67-6 | [Synonyms]
(R,R)-ME-DUPHOS
(R,R)-METHYL-DUPHOS
1,2-Bis[(2R,5R)-2,5-dimethyl-1-phospholanyl]benzene
(-)-1,2-BIS[(2R,5R)-2,5-DIMETHYLPHOSPHOLANO]BENZENE
1,2-Bis[(2R,5R)-2,5-diMethyl-1-phospholanyl]benzene, 97+%
()-1,2-Bis[(2R,5R)-2,5-diMethylphospholano]benzene,>=95.0%
(2R,5R,2'R,5'R)-1,1'-(1,2-Phenylene)bis(2,5-dimethylphospholane)
(-)-1,2-BIS((2R,5R)-2,5-DIMETHYLPHOSPHOLANO)BENZENE, KANATA PURITY
(-)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)benzene(r,r)-me-duphos
(2R,2'R,5R,5'R)-2,2',5,5'-TETRAMETHYL-1,1'-(O-PHENYLENE)DIPHOSPHOLANE
(2R,2'R,5R,5'R)-2,2',5,5'-TETRAMETHYL-1,1'-(1,2-PHENYLENE)DIPHOSPHOLANE
(-)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)benzene,98+%(R,R)-Me-DUPHOS
(-)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)benzene, (R,R)-Me-DUPHOS,98+%
()-1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene,(2R,2’R,5R,5′R)-2,2′,5,5′-Tetramethyl-1,1′-(o-phenylene)diphospholane, (R,R)-Me-DUPHOS, (R,R)-Methyl-DUPHOS | [Molecular Formula]
C18H28P2 | [MDL Number]
MFCD00142336 | [MOL File]
147253-67-6.mol | [Molecular Weight]
306.36 |
| Chemical Properties | Back Directory | [Melting point ]
66-76 °C
| [alpha ]
-476° (c 1, hexane) | [Boiling point ]
415.0±15.0 °C(Predicted) | [storage temp. ]
under inert gas (nitrogen or Argon) at 2-8°C | [form ]
crystal | [color ]
white | [Optical Rotation]
[α]20/D -420±15°, c = 0.5 in methylene chloride | [Water Solubility ]
Insoluble in water. | [Sensitive ]
Air Sensitive | [BRN ]
4810602 | [CAS DataBase Reference]
147253-67-6 |
| Questions And Answer | Back Directory | [Reactions]
- The DUPHOS family of catalysts is highly efficient for the asymmetric hydrogenation of various substituted cetamidoacrylates and enol acetates yielding products of high enantiomeric excesses.
- Efficient ligand for the asymmetric hydrogenation of imines, enamines, and enamides.
- Asymmetric hydrogenation of vinyl alcohols.
- Catalyst used for the asymmetric hydrogenation of enol phosphonates.
- Asymmetric hydrogenation of allylic alcohols.
- Ligand for the catalytic asymmetric [4+1] cycloaddition of vinylallenes with CO.
- Ligand for the Rh-catalyzed asymmetric enyne cycloisomerization.
- Catalytic enantioselective addition of dialkylzinc to N-Diphenylphosphinoylimines.
|
| Hazard Information | Back Directory | [Uses]
1,2-Bis[(2R,5R)-2,5-dimethyl-1-phospholanyl]benzene is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff. It is used as highly efficient privileged ligands. |
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