MilliporeSigma
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150193

Sigma-Aldrich

Triphenylvinylphosphonium bromide

97%

Synonym(s):
Ethenyltriphenylphosphonium bromide, NSC 84065, Schweizer’s Reagent, Vinyltriphenylphosphonium bromide
Linear Formula:
CH2=CHP(Br)(C6H5)3
CAS Number:
Molecular Weight:
369.23
Beilstein:
4168860
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

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

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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

Storage Class Code

13 - Non 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

Certificate of Analysis

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Certificate of Origin

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