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Sigma-Aldrich

Palladium(II) bromide

99%

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Synonym(s):
Palladium dibromide, Palladous bromide
Empirical Formula (Hill Notation):
Br2Pd
CAS Number:
13444-94-5
Molecular Weight:
266.23
EC Number:
236-588-2
MDL number:
MFCD00011170
PubChem Substance ID:
24852358
NACRES:
NA.23

Quality Level

100

Assay

99%

form

powder

reaction suitability

reagent type: catalyst
core: palladium

density

5.173 g/mL at 25 °C (lit.)

SMILES string

Br[Pd]Br

InChI

1S/2BrH.Pd/h2*1H;/q;;+2/p-2

InChI key

INIOZDBICVTGEO-UHFFFAOYSA-L

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General description

Palladium(II) bromide (PdBr2) is widely used as Pd(II) catalyst. PdBr2 can be prepared by reacting palladium metal with HNO3 and HBr. Electrosynthesis of PdBr2 from palladium metal and HBr has been reported.

Application

Palladium(II) bromide (PdBr2) has been used as a source of Pd(0) precatalyst in various coupling reactions. It was also employed as catalyst for the carbonylative Heck coupling reaction of aryl bromides and vinyl ethers.

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

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Palladium (II) Bromide.
Mahoney SJ, et al.
e-EROS Encyclopedia of Reagents for Organic Synthesis. (2013)
Johannes Schranck et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 18(16), 4827-4831 (2012-03-17)
Three COming together: The first carbonylative Heck coupling reaction of aryl bromides and vinyl ethers leading to 1-aryl-3-alkoxy-2-propen-1-ones has been established (see scheme). Based on this coupling methodology, a novel one-pot synthesis of aryl-substituted pyrazoles was also realized.

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