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ALD00158

Sigma-Aldrich

5-Chloro-2-thiophenesulfonyl fluoride

95%

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About This Item

Empirical Formula (Hill Notation):
C4H2ClFO2S2
CAS Number:
Molecular Weight:
200.64
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

95%

form

liquid

reaction suitability

reaction type: click chemistry

refractive index

n20/D 1.529

density

1.571 g/mL at 25 °C

SMILES string

ClC1=CC=C(S(F)(=O)=O)S1

InChI

1S/C4H2ClFO2S2/c5-3-1-2-4(9-3)10(6,7)8/h1-2H

InChI key

XZQCGAGVTAESGC-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

Corrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Skin Corr. 1B

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 3


Certificates of Analysis (COA)

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Articles

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

Related Content

The Sharpless Lab pursues useful new reactivity and general methods for selectively controlling chemical reactions.

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