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540501

Sigma-Aldrich

2-Carbomethoxy-3-thiophenesulfonyl chloride

95%

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About This Item

Empirical Formula (Hill Notation):
C6H5ClO4S2
CAS Number:
Molecular Weight:
240.68
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

assay

95%

mp

61-64 °C (lit.)

functional group

ester

storage temp.

2-8°C

SMILES string

COC(=O)c1sccc1S(Cl)(=O)=O

InChI

1S/C6H5ClO4S2/c1-11-6(8)5-4(2-3-12-5)13(7,9)10/h2-3H,1H3

InChI key

PJVJBDAUWILEOG-UHFFFAOYSA-N

General description

2-Carbomethoxy-3-thiophenesulfonyl chloride is widely employed as a sulfonylating reagent.[1] It can be prepared from methyl 3-amino-2-thiophenecarboxylate.[2]

pictograms

Corrosion

signalword

Danger

hcodes

Hazard Classifications

Skin Corr. 1B

Storage Class

8A - Combustible corrosive hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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Gronowitz S.
The Chemistry of Heterocyclic Compounds, The Pyrimidines: Supplement 2, 263-263 (2009)
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A series of novel oxazole-bridged analogs of combretastatin A-4 bearing a benzo[d]-imidazole as B ring were synthesized and evaluated for antiproliferative activities against five human cancer cell lines. Among all the synthesized compounds, the N-unsubstituted benzoimidazole analog 5 and the

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