but-3-yn-2-yl methanesulfonate

3-丁炔-2-基甲磺酸酯

Also known as: (1-methyl-2-propynyl) methanesulfonate, 1-methylprop-2-ynyl methanesulfonate, 1-butyn-3-yl methanesulfonate, but-3-yn-2-ylmethanesulfonate, butyn-3-yl methanesulfonate, rac-but-3-yn-2-yl methanesulfonate, 3-butyn-2-yl methanesulfonate, (±)-but-3-yn-2-yl methanesulfonate

but-3-yn-2-yl methanesulfonate (CAS 59967-06-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H10O4S and a molecular weight of 166.19500 g/mol. It is also known as (1-methyl-2-propynyl) methanesulfonate, 1-methylprop-2-ynyl methanesulfonate and 1-butyn-3-yl methanesulfonate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 59967-06-5
Jingsj CID: J-1499144-2
Molecular Formula: C₅H₁₀O₄S
Chinese Name: 3-丁炔-2-基甲磺酸酯
Molecular Weight: 166.19500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of but-3-yn-2-yl methanesulfonate?

The CAS number of but-3-yn-2-yl methanesulfonate is 59967-06-5.

What are the molecular formula and molecular weight of but-3-yn-2-yl methanesulfonate?

but-3-yn-2-yl methanesulfonate has molecular formula C5H10O4S and molecular weight 166.19500 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. "but-3-yn-2-yl methanesulfonate (CAS 59967-06-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1499144-2 (accessed 2026-10-24).

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