4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)pyridazin-3(2H)-one

4,5-二氯-2-(四氢-2H-吡喃-2-基)哒嗪-3(2H)-酮

Also known as: 4,5-Dichloro-2-(oxan-2-yl)pyridazin-3-one, 2-(Tetrahydropyran-2-yl)-4,5-dichloropyridazin-3-one, 2-Tetrahydropyranyl-4,5-dichloropyridazin-3-one, 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)-3(2H)-pyridazinone, 4,5-Dichloro-2-(2-tetrahydropyranyl)pyridazin-3(2H)-one

4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)pyridazin-3(2H)-one (CAS 173206-13-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H10Cl2N2O2 and a molecular weight of 249.09400 g/mol. It is also known as 4,5-Dichloro-2-(oxan-2-yl)pyridazin-3-one, 2-(Tetrahydropyran-2-yl)-4,5-dichloropyridazin-3-one and 2-Tetrahydropyranyl-4,5-dichloropyridazin-3-one. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 173206-13-8
Jingsj CID: J-848932-4
Molecular Formula: C₉H₁₀Cl₂N₂O₂
Chinese Name: 4,5-二氯-2-(四氢-2H-吡喃-2-基)哒嗪-3(2H)-酮
Molecular Weight: 249.09400 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)pyridazin-3(2H)-one?

The CAS number of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)pyridazin-3(2H)-one is 173206-13-8.

What are the molecular formula and molecular weight of 4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)pyridazin-3(2H)-one?

4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)pyridazin-3(2H)-one has molecular formula C9H10Cl2N2O2 and molecular weight 249.09400 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. "4,5-Dichloro-2-(tetrahydro-2H-pyran-2-yl)pyridazin-3(2H)-one (CAS 173206-13-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-848932-4 (accessed 2026-10-23).

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