(S)-(-)-5,5-Diphenyl-4-methyl-2-oxazolidinone

Also known as: (S)-4-Methyl-5,5-diphenyloxazolidin-2-one, (4S)-4-Methyl-5,5-diphenyl-1,3-oxazolidin-2-one, (-)-5,5-Diphenyl-4-methyl-2-oxazolidinone, (S)-(-)-5,5-Diphenyl-4-methyl-2-oxazolidinone, 2-Oxazolidinone, 4-methyl-5,5-diphenyl-, (4S)-

(S)-(-)-5,5-Diphenyl-4-methyl-2-oxazolidinone (CAS 191090-29-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C16H15NO2 and a molecular weight of 253.29600 g/mol. Key properties include a melting point of 263-267ºC(lit.), a boiling point of 465ºC at 760mmHg, a density of 1.156g/cm3 and a flash point of 235ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 191090-29-6
Jingsj CID: J-1990506-7
Molecular Formula: C₁₆H₁₅NO₂
Molecular Weight: 253.29600 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	263-267ºC(lit.)
Boiling Point	465ºC at 760mmHg
Density	1.156g/cm3
Flash Point	235ºC
Exact Mass	253.11000
PSA	41.82000
LogP	2.69850
Vapor Pressure	0mmHg at 25°C
Refractive Index	1.575

Frequently Asked Questions

What is the CAS number of (S)-(-)-5,5-Diphenyl-4-methyl-2-oxazolidinone?

The CAS number of (S)-(-)-5,5-Diphenyl-4-methyl-2-oxazolidinone is 191090-29-6.

What are the molecular formula and molecular weight of (S)-(-)-5,5-Diphenyl-4-methyl-2-oxazolidinone?

(S)-(-)-5,5-Diphenyl-4-methyl-2-oxazolidinone has molecular formula C16H15NO2 and molecular weight 253.29600 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. "(S)-(-)-5,5-Diphenyl-4-methyl-2-oxazolidinone (CAS 191090-29-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1990506-7 (accessed 2026-11-09).

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