5-(3-Methoxyphenyl)-1H-pyrazin-2-one

5-(3-甲氧基苯基)-1H-吡嗪-2-酮

Also known as: 2(1H)-Pyrazinone, 5-(3-methoxyphenyl)-, 5-(3-Methoxyphenyl)-2-hydroxypyrazine, 5-(3-methoxyphenyl)-1,2-dihydropyrazin-2-one, 5-(3-methoxyphenyl)pyrazin-2(1H)-one

5-(3-Methoxyphenyl)-1H-pyrazin-2-one (CAS 88066-90-4) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C11H10N2O2 and a molecular weight of 202.20900 g/mol. It is also known as 2(1H)-Pyrazinone, 5-(3-methoxyphenyl)-, 5-(3-Methoxyphenyl)-2-hydroxypyrazine and 5-(3-methoxyphenyl)-1,2-dihydropyrazin-2-one. Key property: a density of 1.22g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 88066-90-4
Jingsj CID: J-1360783-8
Molecular Formula: C₁₁H₁₀N₂O₂
Chinese Name: 5-(3-甲氧基苯基)-1H-吡嗪-2-酮
Molecular Weight: 202.20900 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Density	1.22g/cm3

Frequently Asked Questions

What is the CAS number of 5-(3-Methoxyphenyl)-1H-pyrazin-2-one?

The CAS number of 5-(3-Methoxyphenyl)-1H-pyrazin-2-one is 88066-90-4.

What are the molecular formula and molecular weight of 5-(3-Methoxyphenyl)-1H-pyrazin-2-one?

5-(3-Methoxyphenyl)-1H-pyrazin-2-one has molecular formula C11H10N2O2 and molecular weight 202.20900 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. "5-(3-Methoxyphenyl)-1H-pyrazin-2-one (CAS 88066-90-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1360783-8 (accessed 2026-10-25).

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