4-(2-Phenyleth-1-ynyl)benzaldehyde oxime

4-(2-苯基-1-乙炔)苯甲醛肟

Also known as: 4-(2-phenylethynyl)benzaldehyde oxime, 4-(Phenylethynyl)benzaldehyde oxime, 4-(Phenylethynyl)benzaldoxime, Benzaldehyde, 4-(2-phenylethynyl)-, oxime, N-[[4-(2-phenylethynyl)phenyl]methylidene]hydroxylamine, 4-(2-phenyleth-1-ynyl)benzaldehyde oxime

4-(2-Phenyleth-1-ynyl)benzaldehyde oxime (CAS 175203-56-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C15H11NO and a molecular weight of 221.25400 g/mol. It is also known as 4-(2-phenylethynyl)benzaldehyde oxime, 4-(Phenylethynyl)benzaldehyde oxime and 4-(Phenylethynyl)benzaldoxime. Key properties include a boiling point of 371.865ºC at 760 mmHg, a density of 1.01g/cm3 and a flash point of 235.217ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
175203-56-2
Jingsj CID
J-1524288-0
Molecular Formula
C15H11NO
Chinese Name
4-(2-苯基-1-乙炔)苯甲醛肟
Molecular Weight
221.25400 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point371.865ºC at 760 mmHg
Density1.01g/cm3
Flash Point235.217ºC

Frequently Asked Questions

What is the CAS number of 4-(2-Phenyleth-1-ynyl)benzaldehyde oxime?

The CAS number of 4-(2-Phenyleth-1-ynyl)benzaldehyde oxime is 175203-56-2.

What are the molecular formula and molecular weight of 4-(2-Phenyleth-1-ynyl)benzaldehyde oxime?

4-(2-Phenyleth-1-ynyl)benzaldehyde oxime has molecular formula C15H11NO and molecular weight 221.25400 g/mol.

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

Last updated:

How to cite: Jingsj. "4-(2-Phenyleth-1-ynyl)benzaldehyde oxime (CAS 175203-56-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1524288-0 (accessed 2026-10-25).

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