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545694

Sigma-Aldrich

2,4-Dichlorobenzenesulfonyl chloride

97%

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About This Item

Linear Formula:
Cl2C6H3SO2Cl
CAS Number:
16271-33-3
Molecular Weight:
245.51
MDL number:
MFCD00052712
UNSPSC Code:
12352100
PubChem Substance ID:
24878842
NACRES:
NA.22

Quality Level

200

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

Related Categories

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
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

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

545694-VAR:
545694-5G:
545694-1G:
545694-BULK:

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Certificates of Analysis (COA)

Lot/Batch Number
BCBT6072
1434261V
BCBM3264V
BCBC0737V
BCBC0737

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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

Aryl sulfonyl chloride derivatives are frequently used in parallel synthesis to synthesize sulfonamides and sulfonate linkages.

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