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Merck
CN

319732

Perfluoro-1-butanesulfonyl fluoride

96%

Synonym(s):

NfF, Nonafluorobutanesulfonyl fluoride

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About This Item

Linear Formula:
CF3(CF2)3SO2F
CAS Number:
Molecular Weight:
302.09
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
206-792-6
MDL number:
Assay:
96%
Form:
liquid
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assay

96%

form

liquid

reaction suitability

reaction type: click chemistry

refractive index

n20/D 1.3 (lit.)

bp

64 °C (lit.)

density

1.682 g/mL at 25 °C (lit.)

functional group

fluoro

SMILES string

FC(F)(F)C(F)(F)C(F)(F)C(F)(F)S(F)(=O)=O

InChI

1S/C4F10O2S/c5-1(6,3(9,10)11)2(7,8)4(12,13)17(14,15)16

InChI key

LUYQYZLEHLTPBH-UHFFFAOYSA-N

Application

Perfluoro-1-butanesulfonyl fluoride (NfF) reacts with alcohols, including phenols, to yield nonafluorobutanesulfonate esters (nonaflates). Nonaflates can be used as electrophiles in several palladium-catalyzed cross coupling reactions and in Buchwald-Hartwig amination.
NfF can also be used to prepare aryl nonaflates by reacting with corresponding aryloxysilanes in the presence of fluoride ion.


pictograms

Corrosion

signalword

Danger

hcodes

Hazard Classifications

Skin Corr. 1B

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Faceshields, Gloves, Goggles



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Hydrierende Spaltung phenolischer und enolischer Perfluoroalkansulfonate.
Subramanian L R, et al.
Synthesis, 1984(06), 481-485 (1984)
Synthesis of polysubstituted olefins by Pd-catalyzed cross-coupling reaction of tosylhydrazones and aryl nonaflates.
Barluenga J, et al.
Organic Letters, 13(3), 510-513 (2010)
Facile synthesis of trifluoro-and hexafluoroisopropyl halides.
Hanack M and Ullmann J
The Journal of Organic Chemistry, 54(6), 1432-1435 (1989)



Global Trade Item Number

SKUGTIN
319732-25G04061826694763
319732-100G04061837804014