2-(but-3-yn-2-yloxy)tetrahydro-2H-pyran

四氢-2-[(1-甲基-2-丙炔-1-基)氧基]-2H-吡喃

Also known as: 2-(3-Butyn-2-yloxy)tetrahydropyran, 2-(But-3-yn-2-yloxy)oxane, 3-Methyl-3-(2-tetrahydropyranyloxy)-1-propyne, 1-methyl-2-propynyl tetrahydro-2H-2-pyranyl ether, 1-methyl-2-propynyl tetrahydropyranyl ether, 2-but-3-yn-2-yloxyoxane, 2H-Pyran, tetrahydro-2-[(1-methyl-2-propyn-1-yl)oxy]-

2-(but-3-yn-2-yloxy)tetrahydro-2H-pyran (CAS 57188-99-5) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H14O2 and a molecular weight of 154.20600 g/mol. It is also known as 2-(3-Butyn-2-yloxy)tetrahydropyran, 2-(But-3-yn-2-yloxy)oxane and 3-Methyl-3-(2-tetrahydropyranyloxy)-1-propyne. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
57188-99-5
Jingsj CID
J-1399475-8
Molecular Formula
C9H14O2
Chinese Name
四氢-2-[(1-甲基-2-丙炔-1-基)氧基]-2H-吡喃
Molecular Weight
154.20600 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-(but-3-yn-2-yloxy)tetrahydro-2H-pyran?

The CAS number of 2-(but-3-yn-2-yloxy)tetrahydro-2H-pyran is 57188-99-5.

What are the molecular formula and molecular weight of 2-(but-3-yn-2-yloxy)tetrahydro-2H-pyran?

2-(but-3-yn-2-yloxy)tetrahydro-2H-pyran has molecular formula C9H14O2 and molecular weight 154.20600 g/mol.

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

Last updated:

How to cite: Jingsj. "2-(but-3-yn-2-yloxy)tetrahydro-2H-pyran (CAS 57188-99-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1399475-8 (accessed 2026-10-24).

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