5-(2-methylphenyl)-1,3,4-oxadiazol-2-amine

2-氨基-5-(邻甲苯基)-1,3,4-恶二唑

Also known as: 1,3,4-OXADIAZOLE, 2-AMINO-5-(o-TOLYL)-, 1,3,4-Oxadiazol-2-amine, 5-(2-methylphenyl)-, 2-Amino-5-(o-tolyl)-1,3,4-oxadiazole, 5-(2-methylphenyl)-1,3,4-oxadiazol-2-amine, 5-(2-methylphenyl)-1,3,4-oxadiazol-2-amine(SALTDATA: FREE), 5-(o-Tolyl)-1,3,4-oxadiazol-2-amine, 5-(o-Tolyl)-1,3,4-oxadiazol-2-aMine, [5-(2-methylphenyl)-1,3,4-oxadiazol-2-yl]amine

5-(2-methylphenyl)-1,3,4-oxadiazol-2-amine (CAS 1750-78-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C9H9N3O and a molecular weight of 175.18700 g/mol. It is also known as 1,3,4-OXADIAZOLE, 2-AMINO-5-(o-TOLYL)-, 1,3,4-Oxadiazol-2-amine, 5-(2-methylphenyl)- and 2-Amino-5-(o-tolyl)-1,3,4-oxadiazole. Key properties include a boiling point of 346.5ºC at 760 mmHg, a density of 1.229g/cm3 and a flash point of 163.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1750-78-3
Jingsj CID
J-1153929-0
Molecular Formula
C9H9N3O
Chinese Name
2-氨基-5-(邻甲苯基)-1,3,4-恶二唑
Molecular Weight
175.18700 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point346.5ºC at 760 mmHg
Density1.229g/cm3
Flash Point163.4ºC

Frequently Asked Questions

What is the CAS number of 5-(2-methylphenyl)-1,3,4-oxadiazol-2-amine?

The CAS number of 5-(2-methylphenyl)-1,3,4-oxadiazol-2-amine is 1750-78-3.

What are the molecular formula and molecular weight of 5-(2-methylphenyl)-1,3,4-oxadiazol-2-amine?

5-(2-methylphenyl)-1,3,4-oxadiazol-2-amine has molecular formula C9H9N3O and molecular weight 175.18700 g/mol.

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

Last updated:

How to cite: Jingsj. "5-(2-methylphenyl)-1,3,4-oxadiazol-2-amine (CAS 1750-78-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1153929-0 (accessed 2026-10-22).

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