5-Fluorobenzofuran-3-carbaldehyde

5-氟苯并呋喃-3-甲醛

Also known as: 3-Benzofurancarboxaldehyde,5-fluoro-(9CI), 5-Fluorobenzofuran-3-carboxaldehyde, 5-fluoro-1-benzofuran-3-carbaldehyde, 3-Benzofurancarboxaldehyde, 5-fluoro-, 3-Benzofurancarbaldehyde,5-fluoro

5-Fluorobenzofuran-3-carbaldehyde (CAS 721943-19-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H5FO2 and a molecular weight of 164.13300 g/mol. It is also known as 3-Benzofurancarboxaldehyde,5-fluoro-(9CI), 5-Fluorobenzofuran-3-carboxaldehyde and 5-fluoro-1-benzofuran-3-carbaldehyde. Key properties include a melting point of 118-119ºC, a boiling point of 255.723ºC at 760 mmHg, a density of 1.342 and a flash point of 108.458ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
721943-19-7
Jingsj CID
J-1019103-5
Molecular Formula
C9H5FO2
Chinese Name
5-氟苯并呋喃-3-甲醛
Molecular Weight
164.13300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point118-119ºC
Boiling Point255.723ºC at 760 mmHg
Density1.342
Flash Point108.458ºC

Frequently Asked Questions

What is the CAS number of 5-Fluorobenzofuran-3-carbaldehyde?

The CAS number of 5-Fluorobenzofuran-3-carbaldehyde is 721943-19-7.

What are the molecular formula and molecular weight of 5-Fluorobenzofuran-3-carbaldehyde?

5-Fluorobenzofuran-3-carbaldehyde has molecular formula C9H5FO2 and molecular weight 164.13300 g/mol.

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

Last updated:

How to cite: Jingsj. "5-Fluorobenzofuran-3-carbaldehyde (CAS 721943-19-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1019103-5 (accessed 2026-10-23).

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