5-(4-Methoxyphenyl)-1H-pyrazin-2-one

5-(4-甲氧基苯基)-1H-吡嗪-2-酮

Also known as: 5-(4-methoxyphenyl)-2-hydroxypyrazine, 2(1H)-Pyrazinone, 5-(4-methoxyphenyl)-, 5-(4-methoxyphenyl)pyrazin-2(1H)-one, 5-(4-methoxyphenyl)-2(1H)pyrazinone, 5-(4-methoxyphenyl)-1,2-dihydropyrazin-2-one

CAS No.: 76849-79-1
Jingsj CID: J-1422172-9
Molecular Formula: C₁₁H₁₀N₂O₂
Chinese Name: 5-(4-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

Boiling Point	497.1ºC at 760 mmHg
Density	1.22g/cm3
Flash Point	254.5ºC

Frequently Asked Questions

What is the CAS number of 5-(4-Methoxyphenyl)-1H-pyrazin-2-one?

76849-79-1

What are the molecular formula and molecular weight of 5-(4-Methoxyphenyl)-1H-pyrazin-2-one?

C11H10N2O2, molecular weight 202.20900 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026