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556157

Sigma-Aldrich

2-Cyanobenzenesulfonyl chloride

98%

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Linear Formula:
NCC6H4SO2Cl
CAS Number:
Molecular Weight:
201.63
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Assay

98%

form

solid

mp

65-69 °C (lit.)

SMILES string

ClS(=O)(=O)c1ccccc1C#N

InChI

1S/C7H4ClNO2S/c8-12(10,11)7-4-2-1-3-6(7)5-9/h1-4H

InChI key

NQAYCMBZPAARNO-UHFFFAOYSA-N

Application

2-Cyanobenzenesulfonyl chloride may be used in the synthesis of:
  • 2-butyl-5-(2-cyanophenyl)furan
  • 2-(2-cyanophenyl)-3,6-dimethyl-4,5,6,7-tetrahydrobenzofuran
  • 5-thia-4b,10-diaza-indeno[2,1-a]indene-5,5-dioxide
  • 1-methyl-2-(2-cyanophenyl)pyrrole

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Skin Corr. 1B

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Microwave-Assisted, One-Pot Synthesis of 5-Thia-4 b, 10-diaza-indeno [2, 1-a]-indene-5, 5-dioxide and 10 H-11-Thia-5, 10 a-diaza-benzo [b] fluorene-11, 11-dioxide.
Cole AG, et al.
Synthetic Communications, 39(20), 3607-3610 (2009)
Palladium-Catalysed Direct Desulfitative Arylation of Pyrroles using Benzenesulfonyl Chlorides as Alternative Coupling Partners.
Jin R, et al.
Advanced Synthesis & Catalysis, 356(18), 3831-3841 (2014)
Benzenesulfonyl Chlorides: Alternative Coupling Partners for Regiocontrolled Palladium-Catalyzed Direct Desulfitative 5-Arylation of Furans.
Beladhria A, et al.
Synthesis, 46(18), 2515-2523 (2014)

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