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. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. 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
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 90ºC (20 torr) |
|---|---|
| Boiling Point | 221.8±35.0 °C at 760 mmHg |
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 90.3±32.4 °C |
| Exact Mass | 136.063660 |
| PSA | 42.85000 |
| LogP | 0.62 |
| Vapor Pressure | 0.1±0.4 mmHg at 25°C |
| Refractive Index | 1.515 |
| Storage Conditions | 0-6℃ |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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 and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
What are the upstream and downstream products of 2-Acetyl-3-methylpyrazine?
For 2-Acetyl-3-methylpyrazine, Downstream Products: Ethanone, 2-bromo-1-(3-methylpyrazinyl)- (9CI).
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 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.