Methastyridone

Also known as: 2,2-Dimethyl-5-styryl-4-oxazolidinone, 2,2-Dimethyl-5-styryloxazolidin-4-one, 4-Oxazolidinone, 2,2-dimethyl-5-(2-phenylethenyl)-, MK-202, NSC 169918, Methastyridon, Metastiridona, Methastyridonum

Methastyridone (CAS 721-19-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C13H15NO2 and a molecular weight of 217.26400 g/mol. Key properties include a boiling point of 399.4ºC at 760 mmHg, a density of 1.15g/cm3 and a flash point of 195.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 721-19-7
Jingsj CID: J-1372068-7
Molecular Formula: C₁₃H₁₅NO₂
Molecular Weight: 217.26400 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	399.4ºC at 760 mmHg
Density	1.15g/cm3
Flash Point	195.4ºC
Exact Mass	217.11000
PSA	38.33000
LogP	2.27970
Refractive Index	1.61

Frequently Asked Questions

What is the CAS number of Methastyridone?

The CAS number of Methastyridone is 721-19-7.

What are the molecular formula and molecular weight of Methastyridone?

Methastyridone has molecular formula C13H15NO2 and molecular weight 217.26400 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Methastyridone (CAS 721-19-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1372068-7 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.