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ALD00142

Sigma-Aldrich

Ethanesulfonyl fluoride

95%

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About This Item

Empirical Formula (Hill Notation):
C2H5FO2S
CAS Number:
754-03-0
Molecular Weight:
112.12
MDL number:
MFCD00039749
UNSPSC Code:
12352200
PubChem Substance ID:
329772609
NACRES:
NA.22

Quality Level

100

Assay

95%

form

liquid

reaction suitability

reaction type: click chemistry

refractive index

n20/D 1.373

density

1.264 g/mL at 25 °C

SMILES string

FS(CC)(=O)=O

InChI

1S/C2H5FO2S/c1-2-6(3,4)5/h2H2,1H3

InChI key

OIBMEBLCOQCFIT-UHFFFAOYSA-N

Application

Sulfonyl fluoride motif can be used as a connector for the assembly of -SO2- linked small molecules with proteins or nucleic acids. This new click chemistry approach through sulfates is a complimentary approach to using amides and phosphate groups as linkers.

Pictograms

FlameCorrosion
GHS02,GHS05

Signal Word

Danger

Hazard Statements

H226,H314

Hazard Classifications

Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

135.0 °F

Flash Point(C)

57.22 °C

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Certificates of Analysis (COA)

Lot/Batch Number
MKCN1181
MKCJ5453
MKCD8420

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Articles

SuFEx: Sulfonyl Fluorides that Participate in the Next Click Reaction

In collaboration with K. Barry Sharpless and coworkers, Sigma-Aldrich now offers a variety of sulfonyl fluoride reagents that undergo a “Click II” reaction.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service