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2,3,4-Trichlorobenzenesulfonyl chloride

CAS 34732-09-7C6H2Cl4O2SChemical Synthesis

2,3,4-Trichlorobenzenesulfonyl chloride (CAS: 34732-09-7) is a chemical compound with the molecular formula C6H2Cl4O2S and a molecular weight of 279.96 g/mol. This organosulfur compound functions as a versatile building block in organic synthesis. It is primarily utilised in chemical research and the development of complex molecules, particularly within the pharmaceutical and agrochemical industries, owing to its reactive sulfonyl chloride group.

IUPAC
2,3,4-Trichlorophenylsulfonyl chloride
Synonyms
34732-09-7C6H2Cl4O2S2,3,4-Trichlorophenylsulfonyl chloride
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2,3,4-Trichlorobenzenesulfonyl chloride (C6H2Cl4O2S) — chemical structure, CAS 34732-09-7; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksChemical SynthesisOrganic Building BlocksSulfonyl HalidesSulfur Compounds
01 /Applications

Organic Synthesis Intermediate

Serves as a key intermediate in the synthesis of various organic compounds. Its sulfonyl chloride moiety readily participates in reactions to introduce the 2,3,4-trichlorobenzenesulfonyl group.

Pharmaceutical Research

Utilised in the development of novel pharmaceutical agents. The trichlorinated phenyl ring can impart specific pharmacokinetic or pharmacodynamic properties to target molecules.

Agrochemical Development

Acts as a precursor or building block in the synthesis of potential agrochemical compounds, such as pesticides or herbicides.

Material Science

May be employed in the synthesis of specialised polymers or functional materials where its unique structural features are beneficial.

02 /Properties
Molecular weight279.96
Empirical formulaC6H2Cl4O2S
Assay97%
Melting point62-66 °C
03 /Safety & handling
GHS hazard pictogram: Corrosive (GHS05)
Corrosive
Danger

Hazard statements

  • H314Causes severe skin burns and eye damage

Precautionary statements

  • P280Wear protective gloves, clothing and eye/face protection
  • P305IF IN EYES
  • P310Immediately call a POISON CENTER or doctor
Protective equipmentEyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
Transport (UN / ADR)UN 3261 8 / PGIII
Water hazard class (WGK, DE)3
Hazard codes (EU)C
Risk statements (R)34
Safety statements (S)26-28-36/37/39-45

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
34732-09-7
MDL number
MFCD00024871
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is 2,3,4-Trichlorobenzenesulfonyl chloride used for?

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2,3,4-Trichlorobenzenesulfonyl chloride is primarily used as a building block in organic synthesis, particularly in the development of pharmaceuticals and agrochemicals.

What is the CAS number and formula for 2,3,4-Trichlorobenzenesulfonyl chloride?

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The CAS number is 34732-09-7, and the empirical formula is C6H2Cl4O2S.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 2,3,4-Trichlorobenzenesulfonyl chloride with a purity of 97% (assay). This product is not intended for use in medicinal, food, or cosmetic applications, and TSS does not represent it as USP, BP, or EP grade.

How should 2,3,4-Trichlorobenzenesulfonyl chloride be handled?

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This compound causes severe skin burns and eye damage (H314). Handle with appropriate personal protective equipment, including safety goggles, face shields, and protective gloves. Ensure adequate ventilation and use a respirator if necessary.

How is this chemical packed and shipped?

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2,3,4-Trichlorobenzenesulfonyl chloride is packed according to international shipping regulations for hazardous materials. It is exported globally by Tech Serve Solutions.

How can I request a sample or quote for 2,3,4-Trichlorobenzenesulfonyl chloride?

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Please contact the Tech Serve Solutions sales team via our website or direct inquiry channels to request a sample or a quotation.

Need 2,3,4-Trichlorobenzenesulfonyl chloride in a specific grade or volume?