150193

Triphenylvinylphosphonium bromide

97%

• Synonym(s): Ethenyltriphenylphosphonium bromide, NSC 84065, Schweizer’s Reagent, Vinyltriphenylphosphonium bromide
• Linear Formula: CH₂=CHP(Br)(C₆H₅)₃
• CAS Number: 5044-52-0
• Molecular Weight: 369.23
• Beilstein: 4168860
• EC Number: 225-740-3
• MDL number: MFCD00011807
• UNSPSC Code: 12352002
• PubChem Substance ID: 24848845
• NACRES: NA.22

Properties

• Quality Level: 100
• Assay: 97%
• reaction suitability: reaction type: C-C Bond Formation
• mp: 176-178 °C (lit.)
• storage temp.: 2-8°C
• SMILES string: [Br-].C=C[P+](c1ccccc1)(c2ccccc2)c3ccccc3
• InChI: 1S/C20H18P.BrH/c1-2-21(18-12-6-3-7-13-18,19-14-8-4-9-15-19)20-16-10-5-11-17-20;/h2-17H,1H2;1H/q+1;/p-1
• InChI key: VRAYVWUMBAJVGH-UHFFFAOYSA-M

Description

Application

Reactant involved in:

• Asymmetric conjugate addition and intramolecular cyclization
• Condensation with benzoxazinediones
• Intramolecular dehydrobromination
• Schweizer reaction
• Cycloaddition with nitro ketone Baylis-Hillman adducts

Reagent for the synthesis of heterocycles.

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves