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668486

(+)-1,2-Bis[(2S,5S)-2,5-diethylphospholano]benzene

Namena purity

Synonym(s):

(2S,2′S,5S,5′S)-2,2′,5,5′-Tetraethyl-1,1′-(o-phenylene)diphospholane, (S,S)-Ethyl-DUPHOS

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Size/SKUAvailabilityPrice
500 mg
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$314.00

About This Item

Empirical Formula (Hill Notation):
C22H36P2
CAS Number:
136779-28-7
Molecular Weight:
362.47
UNSPSC Code:
12352005
NACRES:
NA.22
PubChem Substance ID:
24884986
MDL number:
MFCD00142321
Beilstein/REAXYS Number:
4814174

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Quality Segment

refractive index

n20/D 1.581

density

1.010 g/mL at 25 °C

functional group

phosphine

SMILES string

CC[C@H]1CC[C@H](CC)P1c2ccccc2P3[C@@H](CC)CC[C@@H]3CC

InChI

1S/C22H36P2/c1-5-17-13-14-18(6-2)23(17)21-11-9-10-12-22(21)24-19(7-3)15-16-20(24)8-4/h9-12,17-20H,5-8,13-16H2,1-4H3/t17-,18-,19-,20-/m0/s1

InChI key

GVVCHDNSTMEUCS-MUGJNUQGSA-N

Application

DuPhos and BPE Ligands: Highly Efficient Privileged Ligands
(+)-1,2-Bis[(2S,5S)-2,5-diethylphospholano]benzene is a chiral ligand that can be used to prepare its rhodium metal complexes, which are used as catalysts in asymmetric hydrogenation reactions.

Legal Information

Sold in collaboration with Namena Corp. for research purposes only. These compounds were made and sold under license from E.I. du Pont de Nemours and Company, which license does not include the right to use the compounds in producing products for sale in the pharmaceutical field.

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(+)-1,2-Bis[(2S,5S)-2,5-diethylphospholano]benzene Namena purity

Sigma-Aldrich

668486

(+)-1,2-Bis[(2S,5S)-2,5-diethylphospholano]benzene

(+)-1,2-Bis[(2R,5R)-2,5-diethylphospholano]ethane kanata purity

Sigma-Aldrich

668478

(+)-1,2-Bis[(2R,5R)-2,5-diethylphospholano]ethane

(+)-1,2-Bis[(2S,5S)-2,5-dimethylphospholano]benzene kanata purity

Sigma-Aldrich

665266

(+)-1,2-Bis[(2S,5S)-2,5-dimethylphospholano]benzene

1,2-Bis[(2S,5S)-2,5-diisopropylphospholano]ethane kanata purity

Sigma-Aldrich

668435

1,2-Bis[(2S,5S)-2,5-diisopropylphospholano]ethane

description

Namena purity

description

kanata purity

description

kanata purity

description

kanata purity

functional group

phosphine

functional group

phosphine

functional group

phosphine

functional group

phosphine

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

density

1.010 g/mL at 25 °C

density

0.939 g/mL at 25 °C

density

-

density

-

refractive index

n20/D 1.581

refractive index

n20/D 1.5249

refractive index

-

refractive index

-

chemical (+)-1,2-Bis[(2S,5S)-2,5-diethylphospholano]benzene

-

-

-

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Codes

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class

10 - Combustible liquids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

Eyeshields, Gloves, type ABEK (EN14387) respirator filter

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