4-(Chlorosulfonyl)benzoic acid, 96%, Thermo Scientific Chemicals

Description

It is a chemical reagent used in catalyzing living radical polymerizations, in the preparation of polymer bound transfer hydrogenation catalyst1 and 4-(carboxymethyl-sulfamoyl)-benzoyladenosine. It is also used as a reagent in the sulfonation of γ-cyclodextrin.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
It is a chemical reagent used in catalyzing living radical polymerizations, in the preparation of polymer bound transfer hydrogenation catalyst1 and 4-(carboxymethyl-sulfamoyl)-benzoyladenosine. It is also used as a reagent in the sulfonation of γ-cyclodextrin.

Solubility
Reacts with water.

Notes
Moisture sensitive. Store away from water/moisture and oxidizing agents. Keep the container tightly closed and place it in a cool, dry and well ventilated condition. Store under inert gas.

Specifications

Chemical Identifiers

• CAS: 10130-89-9
• Molecular Formula: C7H5ClO4S
• Molecular Weight (g/mol): 220.623
• MDL Number: MFCD00007448
• InChI Key: PTCSSXYPZOFISK-UHFFFAOYSA-N
• Synonym: 4-chlorosulfonyl benzoic acid, benzoic acid, 4-chlorosulfonyl, p-chlorosulfonyl benzoic acid, 4-chlorosulphonyl benzoic acid, p-carboxybenzenesulfonyl chloride, benzoic acid, p-chlorosulfonyl, 4-chlorosulfonyl-benzoic acid, 4-carboxybenzenesulfonyl chloride, 4-carboxy-benzenesulfonylchloride, pubchem14811
• PubChem CID: 82385
• IUPAC Name: 4-chlorosulfonylbenzoic acid
• SMILES: C1=CC(=CC=C1C(=O)O)S(=O)(=O)Cl

• Melting Point: 228°C to 232°C
• Odor: Acrid
• Quantity: 25 g
• UN Number: UN3261
• Sensitivity: Moisture sensitive
• Solubility Information: Reacts with water.
• Formula Weight: 220.63
• Percent Purity: 96%
• Chemical Name or Material: 4-(Chlorosulfonyl)benzoic acid

Safety and Handling

Hazard Category	H302-H314-H335
Hazard Statement	GHS H Statement H314-H318 Causes severe skin burns and eye damage. Causes serious eye damage.
Precautionary Statement	P260-P264b-P270-P271-P280-P303+P361+P353-P304+P340-P305+P351+P338-P310-P330-P331-P363-P501c
DOTInformation	Hazard Class: 8; Packaging Group: III
EINECSNumber	233-367-2
TSCA	Yes
Recommended Storage	Ambient temperatures; Store under Nitrogen

SDS

RUO – Research Use Only