SUNCHEM

Benzene Sulphonyl Chloride

Benzene sulfonyl chloride is a reactive sulfonylating agent used in organic synthesis for the preparation of sulfonamides, sulfonate esters, and as a key intermediate in pharmaceutical, agrochemical, and fine chemical manufacturing. SUNCHEM supports international buyers with Benzene Sulfonyl Chloride sourcing from qualified Chinese producers, with…

98-09-9
  • Lot COA with every shipment
  • Samples for your trials
  • Technical support for your trial
CAS No.98-09-9
FormulaC6H5ClO2S
SynonymsBenzenesulphonyl chloride; Benzenesulfonyl chloride

Product overview & key benefits

Benzene sulfonyl chloride is a reactive sulfonylating agent used in organic synthesis for the preparation of sulfonamides, sulfonate esters, and as a key intermediate in pharmaceutical, agrochemical, and fine chemical manufacturing. SUNCHEM supports international buyers with Benzene Sulfonyl Chloride sourcing from qualified Chinese producers, with quality documentation, export coordination, and logistics support.

Existing Supplier Overview

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Technical specifications

PropertyReference value
Vapor pressure0.04 mm Hg ( 20 °C)
ColorClear
Water SolubilityMay decompose
Density1.384 g/mL at 25 °C (lit.)
Boiling Point251-252ºC
Melting Point14.5ºC
Flash Point128ºC
Refractive Index1.5508-1.5528

Existing product reference data. Confirm the specification of the offered grade before ordering.

Applications

Sulfonylating agent for sulfonamide synthesis
Pharmaceutical intermediate for drug synthesis
Agrochemical and herbicide intermediate
Sulfonate ester and protective group chemistry
Dye and pigment synthesis intermediate
Fine chemical and specialty synthesis reagent
Organic synthesis research chemical

Benzene Sulphonyl Chloride application image from the existing record

From first email to approved supply

01

Send your RFQ

Share your application, quantity, destination and current grade.

02

Review the documents

Review the producer TDS, a recent COA and SDS with the quotation.

03

Trial a sample

Run your own tests against your current grade.

04

Lock the spec

Put approved lot limits into the contract and check every COA against them.

Tell us your requirement. We match the grade.

Share your application, required quantity and destination.

Email david@sunchemgroup.com

Discuss your Benzene Sulphonyl Chloride requirements

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