Skip to Content
MilliporeSigma
All Photos(1)

Documents

668486

Sigma-Aldrich

(+)-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

Sign Into View Organizational & Contract Pricing


About This Item

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

Quality Level

refractive index

n20/D 1.581

density

1.010 g/mL at 25 °C

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

Looking for similar products? Visit Product Comparison Guide

Application

(+)-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.

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

10 - Combustible liquids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

An efficient chiral synthesis of fluoro-containing amino acids: N-benzyloxycarbonyl-2-amino-4, 4-difluorobutyric acid methyl ester and its analogs
Hu Z and Han W
Tetrahedron Letters, 49(5), 901-902 (2008)
Asymmetric synthesis of γ-butyrolactones by enantioselective hydrogenation of butenolides
Donate PM, et al.
Tetrahedron Asymmetry, 14(20), 3253-3256 (2003)
Assymetric synthesis of (2S, 3R)-and (2S, 3S)-[2-13C; 3-2H] glutamic acid
Okuma K, et al.
Tetrahedron Letters, 50(13), 1482-1484 (2009)
Synthesis of stereoarray isotope labeled (SAIL) lysine via the ?Head-to-Tail? conversion of SAIL glutamic Acid
Terauchi T, et al.
Organic Letters, 13(1), 161-163 (2011)

Articles

Asymmetric hydrogenation enables scalable synthesis of single-enantiomer compounds with minimal byproducts, ideal for commercial manufacturing.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service