4-tert-Butylbenzenesulfonyl chloride
4-tert-Butylbenzenesulfonyl chloride (CAS: 15084-51-2) is a key organic building block with the linear formula (CH3)3CC6H4SO2Cl and a molecular weight of 232.73 g/mol. Supplied by Tech Serve Solutions at an assay of 98%, this sulfonyl halide serves as a versatile reagent in chemical synthesis, particularly for introducing the 4-tert-butylbenzenesulfonyl group in complex organic molecules and pharmaceutical intermediates.

Synthesis of Piperazine Derivatives
4-tert-Butylbenzenesulfonyl chloride is utilised in the synthesis of specific piperazine derivatives. For example, it has been employed in the preparation of 1-[bis-(4-fluorophenyl)-methyl]-4-(4-tert-butylbenzenesulfonyl)piperazine.
Organic Synthesis Intermediate
As a reactive sulfonyl chloride, it functions as an intermediate in various organic transformations. Its structure allows for the straightforward introduction of the 4-tert-butylbenzenesulfonyl moiety into diverse organic frameworks.
Reagent in Chemical Research
This compound is a valuable reagent for researchers exploring new synthetic pathways and developing novel organic compounds. It is widely used in academic and industrial research laboratories for chemical synthesis.
| Molecular weight | 232.73 |
|---|---|
| Linear formula | (CH3)3CC6H4SO2Cl |
| Assay | 98% |
| Application | 4-tert-Butylbenzenesulfonyl chloride was used in the synthesis of 1-[bis-(4-fluorophenyl)-methyl]-4-(4-tert-butylbenzenesulfonyl)piperazine1. |
| Melting point | 78-81 °C(lit.) |

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 equipment | Eyeshields, 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 / 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.
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.
What is 4-tert-Butylbenzenesulfonyl chloride used for?
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4-tert-Butylbenzenesulfonyl chloride is primarily used as a building block in organic synthesis, particularly for introducing the 4-tert-butylbenzenesulfonyl group into molecules. It has applications in the synthesis of complex organic compounds and pharmaceutical intermediates, such as specific piperazine derivatives.
What is the CAS number and formula for 4-tert-Butylbenzenesulfonyl chloride?
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The CAS number for 4-tert-Butylbenzenesulfonyl chloride is 15084-51-2, and its linear formula is (CH3)3CC6H4SO2Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-tert-Butylbenzenesulfonyl chloride with an assay of 98%. This product is typically considered a technical or research grade; TSS does not represent it as USP, BP, EP, or other pharmacopoeial standards unless explicitly stated otherwise.
How should 4-tert-Butylbenzenesulfonyl chloride be handled?
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4-tert-Butylbenzenesulfonyl chloride is classified as corrosive (H314) and causes severe skin burns and eye damage. Handling requires stringent safety measures, including wearing appropriate personal protective equipment such as eyeshields, faceshields, gloves, and respiratory protection (e.g., full-face particle respirator type N100). Work should be conducted in a well-ventilated area.
Does TSS export this chemical?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4-tert-Butylbenzenesulfonyl chloride, serving customers worldwide.
How can I request a quote or sample?
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To request a quote or sample of 4-tert-Butylbenzenesulfonyl chloride, please contact our sales department via the website or direct email, providing your specific requirements.
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