377147

1,1-Bis-(diphenylphosphino)-ethylen

98%

• Synonym(e): VDPP, Vinylidenebis(diphenylphosphine)
• Lineare Formel: [(C₆H₅)₂P]₂C=CH₂
• CAS-Nummer: 84494-89-3
• Molekulargewicht: 396.40
• MDL-Nummer: MFCD00191809
• UNSPSC-Code: 12352002
• PubChem Substanz-ID: 24863495

Eigenschaften

• Assay: 98%
• Form: solid
• Eignung der Reaktion: reagent type: ligand
• mp (Schmelzpunkt): 110-111 °C (lit.)
• Funktionelle Gruppe: phosphine
• SMILES String: C=C(P(c1ccccc1)c2ccccc2)P(c3ccccc3)c4ccccc4
• InChI: 1S/C26H22P2/c1-22(27(23-14-6-2-7-15-23)24-16-8-3-9-17-24)28(25-18-10-4-11-19-25)26-20-12-5-13-21-26/h2-21H,1H2
• InChIKey: GEGLBMPXRFOXTK-UHFFFAOYSA-N

Beschreibung

Anwendung

Reactant for preparation of:

• Cyclometallated palladium diphosphane catalysts by Michael addition reactions
• A-frame structures with palladacycles (chelating agent)
• Functionalized bis-phosphine monoxide ligands catalyzed by chiral palladacycles
• Tetranuclear palladacycles with bridging diphosphine ligands
• Tetranuclear bromide-bridged Cu(I) complexes

• Used as carbon-bridged diphosphine ligand in Cr-catalyzed ethylene tri- and tetramerization reactions

Sicherheitshinweise

• Piktogramme: GHS07
• Signalwort: Warning
• H-Sätze: H315,H319,H335
• P-Sätze: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Gefahreneinstufungen: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Zielorgane: Respiratory system
• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 3
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: dust mask type N95 (US), Eyeshields, Gloves