Ethyl 3,5-difluorobenzoylformate

3,5-二氟苯甲酰甲酸乙酯

Also known as: ethyl 2-(3,5-difluorophenyl)-2-oxoacetate, Ethyl 3,5-difluorophenylglyoxylate, 2-(3,5-difluorophenyl)-2-oxoacetic acid ethyl ester, 3,5-Difluoro-oxo-benzeneacetic acid ethyl ester, Benzeneacetic acid, 3,5-difluoro-α-oxo-, ethyl ester, ethyl (3,5-difluorophenyl)glyoxylate, ethyl 3,5-difluorophenyloxoacetate

Ethyl 3,5-difluorobenzoylformate (CAS 208259-57-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H8F2O3 and a molecular weight of 214.16600 g/mol. It is also known as ethyl 2-(3,5-difluorophenyl)-2-oxoacetate, Ethyl 3,5-difluorophenylglyoxylate and 2-(3,5-difluorophenyl)-2-oxoacetic acid ethyl ester. Key properties include a boiling point of 247.4ºC(lit.), a density of 1.27 g/mL at 25ºC(lit.) and a flash point of 66ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
208259-57-8
Jingsj CID
J-8099-6
Molecular Formula
C10H8F2O3
Chinese Name
3,5-二氟苯甲酰甲酸乙酯
Molecular Weight
214.16600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point247.4ºC(lit.)
Density1.27 g/mL at 25ºC(lit.)
Flash Point66ºC

Frequently Asked Questions

What is the CAS number of Ethyl 3,5-difluorobenzoylformate?

The CAS number of Ethyl 3,5-difluorobenzoylformate is 208259-57-8.

What are the molecular formula and molecular weight of Ethyl 3,5-difluorobenzoylformate?

Ethyl 3,5-difluorobenzoylformate has molecular formula C10H8F2O3 and molecular weight 214.16600 g/mol.

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

Last updated:

How to cite: Jingsj. "Ethyl 3,5-difluorobenzoylformate (CAS 208259-57-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8099-6 (accessed 2026-10-24).

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