4-Cyano-2-fluorobenzaldehyde

4-氰基-2-氟苯甲醛

Also known as: 3-Fluoro-4-formylbenzonitrile, 2-Fluoro-4-cyanobenzaldehyde, 4-Cyano-2-fluorobenzaldehyde, Benzonitrile, 3-fluoro-4-formyl-, Benzonitrile, 3-fluoro-4-formyl- (9CI), MFCD07368786

4-Cyano-2-fluorobenzaldehyde (CAS 105942-10-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H4FNO and a molecular weight of 149.122 g/mol. It is also known as 3-Fluoro-4-formylbenzonitrile, 2-Fluoro-4-cyanobenzaldehyde and Benzonitrile, 3-fluoro-4-formyl-. Key properties include a melting point of 73.2-75ºC, a boiling point of 275.8±25.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 120.6±23.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
105942-10-7
Jingsj CID
J-1111469-3
Molecular Formula
C8H4FNO
Chinese Name
4-氰基-2-氟苯甲醛
Molecular Weight
149.122 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point73.2-75ºC
Boiling Point275.8±25.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point120.6±23.2 °C

Frequently Asked Questions

What is the CAS number of 4-Cyano-2-fluorobenzaldehyde?

The CAS number of 4-Cyano-2-fluorobenzaldehyde is 105942-10-7.

What are the molecular formula and molecular weight of 4-Cyano-2-fluorobenzaldehyde?

4-Cyano-2-fluorobenzaldehyde has molecular formula C8H4FNO and molecular weight 149.122 g/mol.

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

Last updated:

How to cite: Jingsj. "4-Cyano-2-fluorobenzaldehyde (CAS 105942-10-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1111469-3 (accessed 2026-10-22).

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