4-Ethynyl-2-(methylsulfonyl)pyridine

4-乙炔基-2-(甲磺酰基)吡啶

4-Ethynyl-2-(methylsulfonyl)pyridine (CAS 1211535-55-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H7NO2S and a molecular weight of 181.21 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1211535-55-5
Jingsj CID: J-1655680-1
Molecular Formula: C₈H₇NO₂S
Chinese Name: 4-乙炔基-2-(甲磺酰基)吡啶
Molecular Weight: 181.21 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-Ethynyl-2-(methylsulfonyl)pyridine?

The CAS number of 4-Ethynyl-2-(methylsulfonyl)pyridine is 1211535-55-5.

What are the molecular formula and molecular weight of 4-Ethynyl-2-(methylsulfonyl)pyridine?

4-Ethynyl-2-(methylsulfonyl)pyridine has molecular formula C8H7NO2S and molecular weight 181.21 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-Ethynyl-2-(methylsulfonyl)pyridine (CAS 1211535-55-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1655680-1 (accessed 2026-10-25).

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