1-(Pyridin-2-yl)ethanone oxime

甲基2-吡啶基酮肟

Also known as: Methyl 2-pyridyl ketone oxime, Methyl 2-pyridyl ketoxime, 1-(2-Pyridinyl)ethanone oxime, 1-(2-Pyridinyl)-1-ethanone oxime, 1-(Pyridin-2-yl)ethanone oxime, 1-PYRIDIN-2-YLETHAN-1-ONE OXIME, 1-PYRIDIN-2-YL-ETHANONE OXIME, 1-pyridin-2-ylethan-1-one oxime, 2-[1-(Hydroxyimino)ethyl]pyridine, N-Hydroxy-1-(2-pyridyl)ethanimine, Methyl(2-pyridinyl) ketoneoxime, (E,Z)-1-(pyridin-2-yl)-ethanone oxime, 1-(2-Pyridyl)acetaldehydeoxime

1-(Pyridin-2-yl)ethanone oxime (CAS 1758-54-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H8N2O and a molecular weight of 136.15100 g/mol. It is also known as Methyl 2-pyridyl ketone oxime, Methyl 2-pyridyl ketoxime and 1-(2-Pyridinyl)ethanone oxime. Key properties include a melting point of 117ºC, a boiling point of 209.4ºC at 760 mmHg, a density of 1.11g/cm3 and a flash point of 80.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1758-54-9
Jingsj CID
J-1108720-9
Molecular Formula
C7H8N2O
Chinese Name
甲基2-吡啶基酮肟
Molecular Weight
136.15100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point117ºC
Boiling Point209.4ºC at 760 mmHg
Density1.11g/cm3
Flash Point80.5ºC

Frequently Asked Questions

What is the CAS number of 1-(Pyridin-2-yl)ethanone oxime?

The CAS number of 1-(Pyridin-2-yl)ethanone oxime is 1758-54-9.

What are the molecular formula and molecular weight of 1-(Pyridin-2-yl)ethanone oxime?

1-(Pyridin-2-yl)ethanone oxime has molecular formula C7H8N2O and molecular weight 136.15100 g/mol.

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

Last updated:

How to cite: Jingsj. "1-(Pyridin-2-yl)ethanone oxime (CAS 1758-54-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1108720-9 (accessed 2026-10-24).

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