3-(Phenylethynyl)benzaldehyde

3-苯基乙炔苯甲醛

Also known as: 3-PHENYLETHYNYL-BENZALDEHYDE, 3-(2-phenylethynyl)benzaldehyde, 3-phenylethynylbenzaldehyde, Benzaldehyde, 3-(2-phenylethynyl)-

3-(Phenylethynyl)benzaldehyde (CAS 115021-39-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C15H10O and a molecular weight of 206.23900 g/mol. It is also known as 3-PHENYLETHYNYL-BENZALDEHYDE, 3-(2-phenylethynyl)benzaldehyde and 3-phenylethynylbenzaldehyde. Key properties include a boiling point of 368.7ºC at 760mmHg and a density of 1.14g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
115021-39-1
Jingsj CID
J-1056851-6
Molecular Formula
C15H10O
Chinese Name
3-苯基乙炔苯甲醛
Molecular Weight
206.23900 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point368.7ºC at 760mmHg
Density1.14g/cm3

Frequently Asked Questions

What is the CAS number of 3-(Phenylethynyl)benzaldehyde?

The CAS number of 3-(Phenylethynyl)benzaldehyde is 115021-39-1.

What are the molecular formula and molecular weight of 3-(Phenylethynyl)benzaldehyde?

3-(Phenylethynyl)benzaldehyde has molecular formula C15H10O and molecular weight 206.23900 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(Phenylethynyl)benzaldehyde (CAS 115021-39-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1056851-6 (accessed 2026-10-25).

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