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545694

Sigma-Aldrich

2,4-Dichlorobenzenesulfonyl chloride

97%

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About This Item

Linear Formula:
Cl2C6H3SO2Cl
CAS Number:
Molecular Weight:
245.51
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

97%

mp

55-58 °C (lit.)

SMILES string

Clc1ccc(c(Cl)c1)S(Cl)(=O)=O

InChI

1S/C6H3Cl3O2S/c7-4-1-2-6(5(8)3-4)12(9,10)11/h1-3H

InChI key

FDTPBIKNYWQLAE-UHFFFAOYSA-N

General description

2,4-Dichlorobenzenesulfonyl chloride, also known as 2,4-dichlorophenylsulfonyl chloride, is an aryl sulfonyl chloride derivative. It participates in the synthesis of hexahydropyrazino[1,2-a]pyrimidine derivatives.

Application

2,4-Dichlorobenzenesulfonyl chloride may be used in the preparation of 2,4-dichlorothiophenol.

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

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

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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An efficient synthesis of (E)-(2-arylpyrazino [1,2-a]pyrimidine-4-ylidene) acetonitriles and cyanomethyl appended pyrimidines.
Pratap R, et al.
Tetrahedron Letters, 48(4), 549-553 (2007)

Articles

Aryl Sulfonyl Chloride Derivatives

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