3-Phenyl-1,2,4-oxadiazol-5-ol

3-苯基-5-羟基-1,2,4-恶二唑

Also known as: 3-phenyl-1,2,4-oxadiazol-5(4H)-one, 3-phenyl-1,2,4-oxadiazol-5(2H)-one, 3-phenyl-2H-1,2,4-oxadiazol-5-one, 3-phenyl-5-hydroxy-1,2,4-oxadiazole, 3-phenyl-4,5-dihydro-1,2,4-oxadiazol-5-one, 1,2,4-oxadiazol-5(2H)-one, 3-phenyl-, 1,2,4-oxadiazol-5(4H)-one, 3-phenyl-, 1,2,4-oxadiazol-5-ol, 3-phenyl-

3-Phenyl-1,2,4-oxadiazol-5-ol (CAS 1456-22-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H6N2O2 and a molecular weight of 162.145 g/mol. It is also known as 3-phenyl-1,2,4-oxadiazol-5(4H)-one, 3-phenyl-1,2,4-oxadiazol-5(2H)-one and 3-phenyl-2H-1,2,4-oxadiazol-5-one. Key properties include a boiling point of 351.2±25.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 166.2±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1456-22-0
Jingsj CID
J-1505044-9
Molecular Formula
C8H6N2O2
Chinese Name
3-苯基-5-羟基-1,2,4-恶二唑
Molecular Weight
162.145 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point351.2±25.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point166.2±23.2 °C

Frequently Asked Questions

What is the CAS number of 3-Phenyl-1,2,4-oxadiazol-5-ol?

The CAS number of 3-Phenyl-1,2,4-oxadiazol-5-ol is 1456-22-0.

What are the molecular formula and molecular weight of 3-Phenyl-1,2,4-oxadiazol-5-ol?

3-Phenyl-1,2,4-oxadiazol-5-ol has molecular formula C8H6N2O2 and molecular weight 162.145 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Phenyl-1,2,4-oxadiazol-5-ol (CAS 1456-22-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1505044-9 (accessed 2026-10-23).

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