2-(2-Butyn-1-yl)-2,3-dihydro-4H-1-benzopyran-4-one

2-(2-丁炔-1-基)-2,3-二氢-4H-1-苯并吡喃-4-酮

2-(2-Butyn-1-yl)-2,3-dihydro-4H-1-benzopyran-4-one (CAS 171112-81-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C13H12O2 and a molecular weight of 200.23 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 171112-81-5
Jingsj CID: J-1952746-4
Molecular Formula: C₁₃H₁₂O₂
Chinese Name: 2-(2-丁炔-1-基)-2,3-二氢-4H-1-苯并吡喃-4-酮
Molecular Weight: 200.23 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-(2-Butyn-1-yl)-2,3-dihydro-4H-1-benzopyran-4-one?

The CAS number of 2-(2-Butyn-1-yl)-2,3-dihydro-4H-1-benzopyran-4-one is 171112-81-5.

What are the molecular formula and molecular weight of 2-(2-Butyn-1-yl)-2,3-dihydro-4H-1-benzopyran-4-one?

2-(2-Butyn-1-yl)-2,3-dihydro-4H-1-benzopyran-4-one has molecular formula C13H12O2 and molecular weight 200.23 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. "2-(2-Butyn-1-yl)-2,3-dihydro-4H-1-benzopyran-4-one (CAS 171112-81-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1952746-4 (accessed 2026-10-25).

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