1-pyridin-2-yl-ethanone oxime tosylate

1-吡啶-2-乙酮肟甲苯磺酸

Also known as: Ethanone, 1-(2-pyridinyl)-, O-[(4-methylphenyl)sulfonyl]oxime, (E)-[1-(pyridin-2-yl)ethylidene]amino 4-methylbenzene-1-sulfonate

1-pyridin-2-yl-ethanone oxime tosylate (CAS 74209-50-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C14H14N2O3S and a molecular weight of 290.33800 g/mol. It is also known as Ethanone, 1-(2-pyridinyl)-, O-[(4-methylphenyl)sulfonyl]oxime and (E)-[1-(pyridin-2-yl)ethylidene]amino 4-methylbenzene-1-sulfonate. Key properties include a boiling point of 441.9ºC at 760 mmHg, a density of 1.23g/cm3 and a flash point of 221ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
74209-50-0
Jingsj CID
J-1438366-1
Molecular Formula
C14H14N2O3S
Chinese Name
1-吡啶-2-乙酮肟甲苯磺酸
Molecular Weight
290.33800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point441.9ºC at 760 mmHg
Density1.23g/cm3
Flash Point221ºC

Frequently Asked Questions

What is the CAS number of 1-pyridin-2-yl-ethanone oxime tosylate?

The CAS number of 1-pyridin-2-yl-ethanone oxime tosylate is 74209-50-0.

What are the molecular formula and molecular weight of 1-pyridin-2-yl-ethanone oxime tosylate?

1-pyridin-2-yl-ethanone oxime tosylate has molecular formula C14H14N2O3S and molecular weight 290.33800 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 tosylate (CAS 74209-50-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1438366-1 (accessed 2026-10-24).

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