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150193 Sigma-Aldrich

Triphenylvinylphosphonium bromide

97%

Synonym: Ethenyltriphenylphosphonium bromide, NSC 84065, Schweizer’s Reagent, Vinyltriphenylphosphonium bromide

  • CAS Number 5044-52-0

  • Linear Formula CH2=CHP(Br)(C6H5)3

  • Molecular Weight 369.23

  •  Beilstein/REAXYS Number 4168860

  •  EC Number 225-740-3

  •  MDL number MFCD00011807

  •  PubChem Substance ID 24848845

  •  NACRES NA.22

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Properties

Related Categories C-C Bond Formation, Chemical Synthesis, Olefination, Synthetic Reagents, Wittig Reagents More...
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.

Packaging

25 g in glass bottle

Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles
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