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

Properties

• Quality Level: 100
• 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

Description

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.

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H315,H319,H335
• Precautionary Statements: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves