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Merck
CN

ALD00204

Sigma-Aldrich

2-Chloro-5-fluorosulfonyl-4-fluorobenzoic acid

95%

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About This Item

Empirical Formula (Hill Notation):
C7H3ClF2O4S
Molecular Weight:
256.61
UNSPSC Code:
12352100
PubChem Substance ID:
329772634
NACRES:
NA.22

Key Documents

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Assay

95%

form

solid

reaction suitability

reaction type: click chemistry

mp

160-165 °C

SMILES string

FC1=C(S(=O)(F)=O)C=C(C(O)=O)C(Cl)=C1

InChI

1S/C7H3ClF2O4S/c8-4-2-5(9)6(15(10,13)14)1-3(4)7(11)12/h1-2H,(H,11,12)

InChI key

MZQDRBXCSOVJDM-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
GHS05

Signal Word

Danger

Hazard Statements

H314

Hazard Classifications

Skin Corr. 1B

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
MKBS6261V

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Articles

SuFEx: Sulfonyl Fluorides that Participate in the Next Click Reaction

In collaboration with K. Barry Sharpless and coworkers, we offer a variety of sulfonyl fluoride reagents that undergo a “Click II” reaction.

SuFEx：参与下一步点击反应的磺酰氟

在与K. Barry Sharpless及其同事合作后，Sigma-Aldrich现可提供各种磺酰氟试剂，这些试剂经历了“Click II”反应。

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