4-((Trimethylsilyl)ethynyl)benzenesulfonamide

4-((三甲基甲硅烷基)乙炔基)苯磺酰胺

Also known as: 4-((Trimethylsilyl)ethynyl)benzenesulfonamide, Benzenesulfonamide, 4-[2-(trimethylsilyl)ethynyl]-, 4-(2-trimethylsilylethynyl)benzenesulfonamide, 4-[(trimethylsilyl)ethynyl]benzenesulfonamide, SCHEMBL5645669

4-((Trimethylsilyl)ethynyl)benzenesulfonamide (CAS 775331-26-5) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C11H15NO2SSi and a molecular weight of 253.39300 g/mol. It is also known as Benzenesulfonamide, 4-[2-(trimethylsilyl)ethynyl]-, 4-(2-trimethylsilylethynyl)benzenesulfonamide and 4-[(trimethylsilyl)ethynyl]benzenesulfonamide. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 775331-26-5
Jingsj CID: J-1488535-4
Molecular Formula: C₁₁H₁₅NO₂SSi
Chinese Name: 4-((三甲基甲硅烷基)乙炔基)苯磺酰胺
Molecular Weight: 253.39300 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-((Trimethylsilyl)ethynyl)benzenesulfonamide?

The CAS number of 4-((Trimethylsilyl)ethynyl)benzenesulfonamide is 775331-26-5.

What are the molecular formula and molecular weight of 4-((Trimethylsilyl)ethynyl)benzenesulfonamide?

4-((Trimethylsilyl)ethynyl)benzenesulfonamide has molecular formula C11H15NO2SSi and molecular weight 253.39300 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "4-((Trimethylsilyl)ethynyl)benzenesulfonamide (CAS 775331-26-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1488535-4 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.