Molekula
4-Chlorobenzenesulfonic Acid
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Certificate of Analysis with every batch
4-Chlorobenzenesulfonic acid is a chlorinated aromatic sulfonic acid used as an intermediate in organic synthesis, notably associated with 4,4'-dichlorodiphenyl sulfone production. CAS 98-66-8, formula C6H5ClO3S, molecular weight 192.62; store at 2 to 8 °C. Signal word Danger (H302, H314, H318). Molekula supplies 4-Chlorobenzenesulfonic Acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
This substance is available from Molekula on enquiry. Full specification, Safety Data Sheet and Certificate of Analysis documentation are provided with your quotation once our team confirms the grade and pack size you need.
Overview
- SKU
- 90038712
- CAS Number
- 98-66-8
- EC Number
- 202-690-0
- Molecular Formula
- C6H5ClO3S
- Molecular Weight
- 192.62
- SMILES
- OS(=O)(=O)C1=CC=C(Cl)C=C1
Frequently asked questions
What is 4-Chlorobenzenesulfonic Acid (CAS 98-66-8) used for?
It is a documented intermediate in the production of 4,4'-dichlorodiphenyl sulfone, a monomer for polysulfone and polyethersulfone engineering plastics.
What are the molecular formula and molecular weight of 4-Chlorobenzenesulfonic Acid?
Its molecular formula is C6H5ClO3S and its molecular weight is 192.62.
How should 4-Chlorobenzenesulfonic Acid be stored?
Store it refrigerated at 2 to 8 °C.
What are the main hazards of 4-Chlorobenzenesulfonic Acid?
It carries the signal word Danger with hazard statements H302 (harmful if swallowed), H314 (causes severe skin burns and eye damage) and H318 (causes serious eye damage). Wear appropriate gloves, eye and face protection when handling it.
Can Molekula supply 4-Chlorobenzenesulfonic Acid in bulk?
Contact Molekula with your required quantity, and we will confirm bulk availability, pack sizes and lead times.
What documentation comes with an order of 4-Chlorobenzenesulfonic Acid?
Contact Molekula to confirm the documents supplied with your order, such as a Safety Data Sheet and batch-specific analytical documentation.
Molekula has supplied fine chemicals and biochemicals since 1999, and its facilities are ISO 9001:2015 and ISO 14001:2015 certified. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.