2,4-Diphenyl-1,3-oxazol-5(4H)-one

2,4-二苯基-1,3-噁唑-5(4H)-酮

Also known as: 5(4H)-Oxazolone, 2,4-diphenyl-, 2,4-Diphenyl-5(4H)-oxazolone, 2,4-Diphenyl-2-oxazolin-5-one, 2,4-Diphenyloxazol-5(4H)-one, 2,4-Diphenyl-1,3-oxazol-5(4H)-one, 2,4-Diphenyl-4H-1,3-oxazol-5-one, 2,4-Diphenyl-4H-oxazol-5-one, 2,4-Diphenyl-4H-oxazolin-5-one, Azlactone, NSC 10171

2,4-Diphenyl-1,3-oxazol-5(4H)-one (CAS 28687-81-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C15H11NO2 and a molecular weight of 237.25300 g/mol. It is also known as 5(4H)-Oxazolone, 2,4-diphenyl-, 2,4-Diphenyl-5(4H)-oxazolone and 2,4-Diphenyl-2-oxazolin-5-one. Key properties include a boiling point of 368.5ºC at 760mmHg, a density of 1.2g/cm3 and a flash point of 169.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
28687-81-2
Jingsj CID
J-1512967-1
Molecular Formula
C15H11NO2
Chinese Name
2,4-二苯基-1,3-噁唑-5(4H)-酮
Molecular Weight
237.25300 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point368.5ºC at 760mmHg
Density1.2g/cm3
Flash Point169.2ºC

Frequently Asked Questions

What is the CAS number of 2,4-Diphenyl-1,3-oxazol-5(4H)-one?

The CAS number of 2,4-Diphenyl-1,3-oxazol-5(4H)-one is 28687-81-2.

What are the molecular formula and molecular weight of 2,4-Diphenyl-1,3-oxazol-5(4H)-one?

2,4-Diphenyl-1,3-oxazol-5(4H)-one has molecular formula C15H11NO2 and molecular weight 237.25300 g/mol.

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

Last updated:

How to cite: Jingsj. "2,4-Diphenyl-1,3-oxazol-5(4H)-one (CAS 28687-81-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1512967-1 (accessed 2026-10-25).

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