106496

Ethylenebis(diphenylphosphine)

97%

• Synonym(s): 1,2-Bis(diphenylphosphino)ethane, Diphos, dppe
• Linear Formula: (C₆H₅)₂PCH₂CH₂P(C₆H₅)₂
• CAS Number: 1663-45-2
• Molecular Weight: 398.42
• Beilstein/REAXYS Number: 761261
• EC Number: 216-769-2
• MDL number: MFCD00003047
• UNSPSC Code: 12352002
• PubChem Substance ID: 24846735
• NACRES: NA.22

Properties

• Quality Level: 200
• assay: 97%
• reaction suitability: reagent type: ligand; reaction type: C-C Bond Formation; reagent type: ligand; reaction type: Carbonylations; reagent type: ligand; reaction type: Cycloadditions; reagent type: ligand; reaction type: Decarboxylations; reagent type: ligand; reaction type: Diels-Alder Reaction; reagent type: ligand; reaction type: Heck Reaction; reagent type: ligand; reaction type: Negishi Coupling; reagent type: ligand; reaction type: Suzuki-Miyaura Coupling
• mp: 137-142 °C (lit.)
• functional group: phosphine
• SMILES string: C(CP(c1ccccc1)c2ccccc2)P(c3ccccc3)c4ccccc4
• InChI: 1S/C26H24P2/c1-5-13-23(14-6-1)27(24-15-7-2-8-16-24)21-22-28(25-17-9-3-10-18-25)26-19-11-4-12-20-26/h1-20H,21-22H2
• InChI key: QFMZQPDHXULLKC-UHFFFAOYSA-N

Description

Application

Ligand for metal-catalyzed allylic alkylation; decarboxylation of allylic esters; 1,3-diene synthesis; cycloaddition reactions; carbonylation reactions.

Used to obtain mixed-metal clusters.

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H335
• pcodes: P261 - P271 - P304 + P340 + P312 - P403 + P233 - P405 - P501
• Hazard Classifications: STOT SE 3
• target_organs: Respiratory system
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)