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PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE

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PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE Basic information

Product Name:
PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE
Synonyms:
  • 2-PROPYNYLTRIPHENYLPHOSPHONIUM BROMIDE
  • 2-PROPINYL-TRIPHENYLPHOSPHONIUM BROMIDE
  • PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE
  • TRIPHENYLPROPARGYLPHOSPHONIUM BROMIDE
  • TRIPHENYL(2-PROPYNYL)PHOSPHONIUM BROMIDE
  • PROPARGYLTRIPHENYHLPHOSPHONIUM BROMIDE
  • prop-2-ynyltriphenylphosphonium bromide
  • PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE, 9 8%
CAS:
2091-46-5
MF:
C21H18BrP
MW:
381.25
EINECS:
218-242-2
Product Categories:
  • Wittig & Horner-Emmons Reaction
  • Wittig Reaction
  • Acetylenes
  • Functionalized Acetylenes
  • Phosphonium Compounds
  • Synthetic Organic Chemistry
Mol File:
2091-46-5.mol
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PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE Chemical Properties

Melting point:
177-180 °C(lit.)
storage temp. 
Store below +30°C.
solubility 
Soluble in methanol.
form 
solid
color 
White to Almost white
Sensitive 
Hygroscopic
BRN 
3579775
CAS DataBase Reference
2091-46-5(CAS DataBase Reference)
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Safety Information

Hazard Codes 
Xn
Risk Statements 
20/21/22-36/37/38
Safety Statements 
26-36/37
RIDADR 
UN 2811 6.1/PG 3
WGK Germany 
3
HS Code 
2931.90.6000

MSDS

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PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDE Usage And Synthesis

Chemical Properties

WHITE TO SLIGHTLY YELLOW FINE CRYSTALLINE POWDER

Uses

Propargyltriphenylphosphonium bromide can be used in the alcylation of amines. It is a commonly used as a Wittig reagent.

Purification Methods

It recrystallises from 2-propanol as white plates. It also crystallises from EtOH with m 156-158o. IR has max 1440, 1110cm1 (P-C str). [Elter & Dediger Justus Liebigs Ann Chem 682 62 1965, Schweizer et al. J Org Chem 42 200 1977].

PROPARGYLTRIPHENYLPHOSPHONIUM BROMIDESupplier

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