N-(but-3-yn-1-yl)-2-oxo-2H-pyran-5-carboxamide

N-(3-丁炔-1-基)-2-氧代-2H-吡喃-5-甲酰胺

N-(but-3-yn-1-yl)-2-oxo-2H-pyran-5-carboxamide (CAS 1343137-78-9) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C10H9NO3 and a molecular weight of 191.18 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1343137-78-9
Jingsj CID: J-489765-9
Molecular Formula: C₁₀H₉NO₃
Chinese Name: N-(3-丁炔-1-基)-2-氧代-2H-吡喃-5-甲酰胺
Molecular Weight: 191.18 g/mol
Category: Organic Bases
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of N-(but-3-yn-1-yl)-2-oxo-2H-pyran-5-carboxamide?

The CAS number of N-(but-3-yn-1-yl)-2-oxo-2H-pyran-5-carboxamide is 1343137-78-9.

What are the molecular formula and molecular weight of N-(but-3-yn-1-yl)-2-oxo-2H-pyran-5-carboxamide?

N-(but-3-yn-1-yl)-2-oxo-2H-pyran-5-carboxamide has molecular formula C10H9NO3 and molecular weight 191.18 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. "N-(but-3-yn-1-yl)-2-oxo-2H-pyran-5-carboxamide (CAS 1343137-78-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-489765-9 (accessed 2026-10-23).

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