Basic information Reaction Safety Supplier Related

(+)-1,2-Bis[(2R,5R)-2,5-diisopropylphospholano]benzene

Basic information Reaction Safety Supplier Related

(+)-1,2-Bis[(2R,5R)-2,5-diisopropylphospholano]benzene Basic information

Product Name:
(+)-1,2-Bis[(2R,5R)-2,5-diisopropylphospholano]benzene
Synonyms:
  • (R,R)-I-PR-DUPHOS
  • (+)-1,2-BIS((2R,5R)-2,5-DI-I-PROPYLPHOSPHOLANO)BENZENE
  • (+)-1,2-BIS[(2R,5R)-2,5-DIISOPROPYLPHOSPHOLANO]BENZENE
  • BisRRdiipropylphospholanobenzene
  • (+)-1,2-Bis[(2R, 5R)-2,5-diisopropylphospholano]benzene, Kanata purity
  • (+)-1,2-Bis((2R,5R)-2,5-di-i-propylphospholano)benzene,98+%(R,R)-i-Pr-DUPHOS
  • 1,2-Bis[(2R,5R)-2,5-diisopropyl-1-phospholanyl]benzene, 97+%
  • (+)-1,2-Bis((2R,5R)-2,5-di-i-propylphospholano)benzene (R,R)-i-Pr-DUPHOS
CAS:
136705-65-2
MF:
C26H44P2
MW:
418.58
Product Categories:
  • organophosphine ligand
Mol File:
136705-65-2.mol
More
Less

(+)-1,2-Bis[(2R,5R)-2,5-diisopropylphospholano]benzene Chemical Properties

Melting point:
40°C
alpha 
+85° (c 1, hexane)
Boiling point:
502.0±20.0 °C(Predicted)
refractive index 
n20/D 1.5701
Flash point:
>110°(230°F)
storage temp. 
under inert gas (nitrogen or Argon) at 2-8°C
form 
crystal
color 
white
optical activity
[α]20/D +103°, c = 1 in chloroform
Water Solubility 
Insoluble in water.
Sensitive 
Air Sensitive
InChI
InChI=1S/C26H44P2/c1-17(2)21-13-14-22(18(3)4)27(21)25-11-9-10-12-26(25)28-23(19(5)6)15-16-24(28)20(7)8/h9-12,17-24H,13-16H2,1-8H3/t21-,22-,23-,24-/m1/s1
InChIKey
RBVGOQHQBUPSGX-MOUTVQLLSA-N
SMILES
C1(P2[C@@H](C(C)C)CC[C@@H]2C(C)C)=CC=CC=C1P1[C@@H](C(C)C)CC[C@@H]1C(C)C
More
Less

Safety Information

Risk Statements 
36/37/38
Safety Statements 
26-36/37/39
WGK Germany 
3
More
Less

(+)-1,2-Bis[(2R,5R)-2,5-diisopropylphospholano]benzene Usage And Synthesis

Reaction

  1. The DUPHOS family of catalysts is highly efficient for the asymmetric hydrogenation of various substituted acetamidoacrylates and enol acetates yielding products of high enantiomeric excesses. Efficient ligand for the asymmetric hydrogenation of tetrasubstituted enamides.
  2. Forms superior catalysts for asymmetric reductive aminations.
  3. Catalyst used for the asymmetric hydrogenation of enol phosphonates.
  4. A novel enantioselective synthesis of β-amino alcohols and 1,2-diamines. 

Uses

It is used as ligands like DuPhos and BPE ligands and are highly efficient privileged ligands.

Uses

DuPhos and BPE Ligands: Highly Efficient Privileged Ligands

General Description

Optical rotation devation ± 13

(+)-1,2-Bis[(2R,5R)-2,5-diisopropylphospholano]benzeneSupplier

Sigma-Aldrich Gold
Tel
021-61415566 800-8193336
Email
orderCN@merckgroup.com
J & K SCIENTIFIC LTD.
Tel
18210857532; 18210857532
Email
jkinfo@jkchemical.com
Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006356688 18621169109
Email
market03@meryer.com
Alfa Aesar
Tel
400-6106006
Email
saleschina@alfa-asia.com
Energy Chemical
Tel
021-021-58432009 400-005-6266
Email
sales8178@energy-chemical.com