5-Fluoro-2-((4-methoxyphenyl)ethynyl)benzaldehyde

5-氟-2-((4-甲氧基苯基)乙炔基)苯甲醛

Also known as: 5-fluoro-2-((4-methoxyphenyl)ethynyl)benzaldehyde, 5-fluoro-2-[(4-methoxyphenyl)ethynyl]benzaldehyde, benzaldehyde, 5-fluoro-2-[2-(4-methoxyphenyl)ethynyl]-, 5-fluoro-2-(4-methoxyphenyl)ethynylbenzaldehyde, 5-fluoro-2-((4-methoxyphenyl)ethynyl)benzaldehyde

5-Fluoro-2-((4-methoxyphenyl)ethynyl)benzaldehyde (CAS 1042369-35-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C16H11FO2 and a molecular weight of 254.256 g/mol. It is also known as 5-fluoro-2-((4-methoxyphenyl)ethynyl)benzaldehyde, 5-fluoro-2-[(4-methoxyphenyl)ethynyl]benzaldehyde and benzaldehyde, 5-fluoro-2-[2-(4-methoxyphenyl)ethynyl]-. Key properties include a boiling point of 396.4±42.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 186.8±22.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1042369-35-6
Jingsj CID
J-1344427-5
Molecular Formula
C16H11FO2
Chinese Name
5-氟-2-((4-甲氧基苯基)乙炔基)苯甲醛
Molecular Weight
254.256 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point396.4±42.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point186.8±22.8 °C

Frequently Asked Questions

What is the CAS number of 5-Fluoro-2-((4-methoxyphenyl)ethynyl)benzaldehyde?

The CAS number of 5-Fluoro-2-((4-methoxyphenyl)ethynyl)benzaldehyde is 1042369-35-6.

What are the molecular formula and molecular weight of 5-Fluoro-2-((4-methoxyphenyl)ethynyl)benzaldehyde?

5-Fluoro-2-((4-methoxyphenyl)ethynyl)benzaldehyde has molecular formula C16H11FO2 and molecular weight 254.256 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Fluoro-2-((4-methoxyphenyl)ethynyl)benzaldehyde (CAS 1042369-35-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1344427-5 (accessed 2026-10-26).

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