2-Acetyl-3-methylpyrazine

2-乙酰基-3-甲基吡嗪

Also known as: 1-(3-Methyl-2-pyrazinyl)ethanone, 1-(3-Methylpyrazin-2-yl)ethanone, 2-Methyl-3-acetylpyrazine, 3-Acetyl-2-methylpyrazine, 3-Methyl-2-acetylpyrazine, Ethanone, 1-(3-methyl-2-pyrazinyl)-, MFCD00014612, EINECS 245-889-8

2-Acetyl-3-methylpyrazine (CAS 23787-80-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C7H8N2O and a molecular weight of 136.151 g/mol. It is also known as 1-(3-Methyl-2-pyrazinyl)ethanone, 1-(3-Methylpyrazin-2-yl)ethanone and 2-Methyl-3-acetylpyrazine. Key properties include a melting point of 90ºC (20 torr), a boiling point of 221.8±35.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 90.3±32.4 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
23787-80-6
Jingsj CID
J-38677-1
Molecular Formula
C7H8N2O
Chinese Name
2-乙酰基-3-甲基吡嗪
Molecular Weight
136.151 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point90ºC (20 torr)
Boiling Point221.8±35.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point90.3±32.4 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2-Acetyl-3-methylpyrazine?

The CAS number of 2-Acetyl-3-methylpyrazine is 23787-80-6.

What are the molecular formula and molecular weight of 2-Acetyl-3-methylpyrazine?

2-Acetyl-3-methylpyrazine has molecular formula C7H8N2O and molecular weight 136.151 g/mol.

Is 2-Acetyl-3-methylpyrazine hazardous?

2-Acetyl-3-methylpyrazine has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "2-Acetyl-3-methylpyrazine (CAS 23787-80-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38677-1 (accessed 2026-10-23).

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