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4-Nitrobenzenesulfenyl chloride

CAS 937-32-6O2NC6H4SClChemical Synthesis

4-Nitrobenzenesulfenyl chloride (CAS 937-32-6), with the chemical formula O2NC6H4SCl and a molecular weight of 189.62 g/mol, is a key organic building block. It serves as a reactive intermediate in the synthesis of more complex molecules within the chemical and pharmaceutical industries. Its utility lies in its ability to introduce the 4-nitrobenzenesulfenyl group into various organic structures, facilitating further chemical transformations.

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4-Nitrobenzenesulfenyl chloride (O2NC6H4SCl) — chemical structure, CAS 937-32-6; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksChemical SynthesisOrganic Building BlocksSulfenyl HalidesSulfur Compounds
01 /Applications

Organic Synthesis Intermediate

4-Nitrobenzenesulfenyl chloride is primarily employed as a versatile intermediate in the construction of diverse organic compounds. It is instrumental in introducing sulfur-containing functionalities and the nitroaryl group into target molecules.

Reagent in Chemical Research

In laboratory settings, this compound acts as a reagent for specific chemical reactions, enabling researchers to explore novel synthetic pathways. Its reactivity profile makes it valuable for developing new chemical entities and understanding reaction mechanisms.

Precursor for Specialty Chemicals

It can serve as a precursor for the synthesis of specialised chemicals, including certain dyes, agrochemicals, or materials. The presence of both the nitro group and the sulfenyl chloride moiety offers distinct avenues for modification.

02 /Properties
Molecular weight189.62
Linear formulaO2NC6H4SCl
Assay95%
Boiling point125 °C/0.1 mmHg(lit.)
Storage temperature2-8°C
Melting point48-51 °C(lit.)
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
Flash point113 °C / 235.4 °F
Transport (UN / ADR)UN 3261 8 / PGII
Water hazard class (WGK, DE)3
Hazard codes (EU)C
Risk statements (R)34
Safety statements (S)26-27-28-36/37/39-45

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

04 /Identifiers & registry
CAS number
937-32-6
MDL number
MFCD00010869
PubChem substance
24857885
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 4-Nitrobenzenesulfenyl chloride used for?

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4-Nitrobenzenesulfenyl chloride (CAS 937-32-6) is used as a reactive intermediate and building block in organic synthesis, particularly for introducing the 4-nitrobenzenesulfenyl group into molecules for further chemical transformations in research and industry.

What are the CAS number and formula for 4-Nitrobenzenesulfenyl chloride?

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The CAS number for 4-Nitrobenzenesulfenyl chloride is 937-32-6, and its chemical formula is O2NC6H4SCl.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 4-Nitrobenzenesulfenyl chloride with a minimum assay of 95%. This product is intended for research and chemical synthesis purposes and is not represented as USP, BP, EP, or other pharmacopoeia grades.

How should 4-Nitrobenzenesulfenyl chloride be handled safely?

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4-Nitrobenzenesulfenyl chloride is a corrosive substance (H314) and requires stringent safety precautions. Use in a well-ventilated area or fume hood, wear appropriate personal protective equipment including eyeshields, face shields, chemical-resistant gloves, and respiratory protection (e.g., N100 respirator). In case of contact, rinse immediately and thoroughly with water. Refer to the Safety Data Sheet for comprehensive handling procedures.

How is 4-Nitrobenzenesulfenyl chloride packed and shipped internationally?

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4-Nitrobenzenesulfenyl chloride is packed according to international transport regulations, including UN 3261, Class 8, Packing Group II for safe shipping. Tech Serve Solutions is experienced in exporting chemicals globally.

How can I request a sample or quote for 4-Nitrobenzenesulfenyl chloride?

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To request a sample or a quotation for 4-Nitrobenzenesulfenyl chloride, please contact our sales team through the website or by direct enquiry, providing your contact details and the quantity required.

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