5-Methyl-2-phenyl-1,3-oxazole-4-carbaldehyde

5-甲基-2-苯基-1,3-噁唑-4-甲醛

Also known as: 5-Methyl-2-phenyloxazole-4-carbaldehyde, 5-Methyl-2-phenyl-4-formyloxazole, 4-Formyl-5-methyl-2-phenyl-1,3-oxazole, 4-Oxazolecarboxaldehyde, 5-methyl-2-phenyl-, 5-Methyl-2-phenyl-1,3-oxazole-4-carboxaldehyde, 5-Methyl-2-phenyl-oxazol-4-carbaldehyde

5-Methyl-2-phenyl-1,3-oxazole-4-carbaldehyde (CAS 70170-23-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H9NO2 and a molecular weight of 187.19500 g/mol. It is also known as 5-Methyl-2-phenyloxazole-4-carbaldehyde, 5-Methyl-2-phenyl-4-formyloxazole and 4-Formyl-5-methyl-2-phenyl-1,3-oxazole. Key properties include a melting point of 87ºC, a boiling point of 341.173ºC at 760 mmHg, a density of 1.18g/cm3 and a flash point of 160.136ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
70170-23-9
Jingsj CID
J-1091647-8
Molecular Formula
C11H9NO2
Chinese Name
5-甲基-2-苯基-1,3-噁唑-4-甲醛
Molecular Weight
187.19500 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point87ºC
Boiling Point341.173ºC at 760 mmHg
Density1.18g/cm3
Flash Point160.136ºC

Frequently Asked Questions

What is the CAS number of 5-Methyl-2-phenyl-1,3-oxazole-4-carbaldehyde?

The CAS number of 5-Methyl-2-phenyl-1,3-oxazole-4-carbaldehyde is 70170-23-9.

What are the molecular formula and molecular weight of 5-Methyl-2-phenyl-1,3-oxazole-4-carbaldehyde?

5-Methyl-2-phenyl-1,3-oxazole-4-carbaldehyde has molecular formula C11H9NO2 and molecular weight 187.19500 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Methyl-2-phenyl-1,3-oxazole-4-carbaldehyde (CAS 70170-23-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1091647-8 (accessed 2026-10-25).

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