(5-Chloro-2-fluoro-phenylethynyl)-trimethylsilane

(5-氯-2-氟苯乙炔基)三甲基硅烷

(5-Chloro-2-fluoro-phenylethynyl)-trimethylsilane (CAS 657425-05-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H12ClFSi and a molecular weight of 226.75 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 657425-05-3
Jingsj CID: J-1933866-6
Molecular Formula: C₁₁H₁₂ClFSi
Chinese Name: (5-氯-2-氟苯乙炔基)三甲基硅烷
Molecular Weight: 226.75 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of (5-Chloro-2-fluoro-phenylethynyl)-trimethylsilane?

The CAS number of (5-Chloro-2-fluoro-phenylethynyl)-trimethylsilane is 657425-05-3.

What are the molecular formula and molecular weight of (5-Chloro-2-fluoro-phenylethynyl)-trimethylsilane?

(5-Chloro-2-fluoro-phenylethynyl)-trimethylsilane has molecular formula C11H12ClFSi and molecular weight 226.75 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. "(5-Chloro-2-fluoro-phenylethynyl)-trimethylsilane (CAS 657425-05-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1933866-6 (accessed 2026-10-25).

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