MilliporeSigma
All Photos(3)

252700

Sigma-Aldrich

4-(Chlorosulfonyl)benzoic acid

96%

Linear Formula:
ClSO2C6H4CO2H
CAS Number:
Molecular Weight:
220.63
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

96%

form

solid

mp

233-235 °C (lit.)

SMILES string

OC(=O)c1ccc(cc1)S(Cl)(=O)=O

InChI

1S/C7H5ClO4S/c8-13(11,12)6-3-1-5(2-4-6)7(9)10/h1-4H,(H,9,10)

InChI key

PTCSSXYPZOFISK-UHFFFAOYSA-N

Related Categories

Application

4-(Chlorosulfonyl)benzoic acid was used in the preparation of polymer bound transfer hydrogenation catalyst[1] and 4-(carboxymethyl-sulfamoyl)-benzoyladenosine[2]. It was also used as a reagent in the sulfonation of γ-cyclodextrin[3].

Packaging

1, 5, 25 g in glass bottle

Pictograms

Corrosion

Signal Word

Danger

Hazard Statements

Hazard Classifications

Skin Corr. 1B

Storage Class Code

8A - Combustible, corrosive hazardous materials

WGK

WGK 3

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service