Potassium bromo(difluoro)acetate

Synonym
Product Category
Product Code
CAS Number
MDL Number
Pubchem CID
Reaxys RN
Potassium 2-bromo-2,2-difluoroethanoate
Difluoromethylating Building Blocks
KUMI2F100
87189-16-0
MFCD07784243
23712053
5361823
image-155171-Trimethyl(trifluoromethyl)silane_reagent.png
Chemical Name
Molecular Formula
Molecular Weight
Assay
Appearance
Melting Point
Packaging
Storage
Potassium bromo(difluoro)acetate
C2BrF2KO2
213.02
≥98%
Colorless Solid

5g,10g,25g,50g,100g,200g and 500g
Store at 2-8°C temperature
Potassium bromo(difluoro)acetate is a useful intermediate for the synthesis of difluorocarbene precursors, e.g. (Difluoromethyl)triphenylphosphonium Bromide and difluoromethylene phosphobetaine, etc..
Synthesis and decarboxylative Wittig reaction of difluoromethylene phosphobetaine. [1]
Wittig gem-difluoroolefination of aldehydes with difluoromethyltriphenylphosphonium bromide. [2]
Reaction of gem-difluorinated organozinc reagents with β-nitrostyrenes. [3]
Reactions of organozinc reagents with potassium bromodifluoroacetate. [4]
Radical Difluoromethylation of Thiols with (Difluoromethyl)triphenylphosphonium Bromide. [5]
References:
[1] J.Zhang, et al, Chem. Commun., 2013, 49(68), pp 7513-7515.
[2] Q.Li, et al, J. F. Chem., 2014, 163, pp 38-41.
[3] N.S.Kondratyev. et al, J. F. Chem., 2015, 176, pp 89-92.
[4] V.V.Levin, et al, J. F. Chem., 2015, 171, pp 97-101.
[5] N.B.Heine, et al, Org. Lett., 2017, 19(15), pp 4150-4153.
Signal Word
Hazard Statements
Precautionary Statements
HS Code
RIDADR
Legal Information
Warning
H315,H319,H335
P261,P271,P280
29159070
NONH for all modes of transport

1. Product Specification
2. Safety Data Sheet
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