7-Fluoro-3,4-dihydro-1-benzoxepin-5(2H)-one

7-氟-3,4-二氢-1-苯并氧杂卓-5(2H)-酮

Also known as: 1-Benzoxepin-5(2H)-one, 7-fluoro-3,4-dihydro-, 7-fluoro-3,4-dihydro-2H-1-benzoxepin-5-one, 7-fluoro-3,4-dihydro-2H-benzo[b]oxepin-5-one, 7-fluoro-3,4-dihydrobenzo[b]oxepin-5(2H)-one

7-Fluoro-3,4-dihydro-1-benzoxepin-5(2H)-one (CAS 774-20-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C10H9FO2 and a molecular weight of 180.17600 g/mol. It is also known as 1-Benzoxepin-5(2H)-one, 7-fluoro-3,4-dihydro-, 7-fluoro-3,4-dihydro-2H-1-benzoxepin-5-one and 7-fluoro-3,4-dihydro-2H-benzo[b]oxepin-5-one. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 774-20-9
Jingsj CID: J-1521516-1
Molecular Formula: C₁₀H₉FO₂
Chinese Name: 7-氟-3,4-二氢-1-苯并氧杂卓-5(2H)-酮
Molecular Weight: 180.17600 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 7-Fluoro-3,4-dihydro-1-benzoxepin-5(2H)-one?

The CAS number of 7-Fluoro-3,4-dihydro-1-benzoxepin-5(2H)-one is 774-20-9.

What are the molecular formula and molecular weight of 7-Fluoro-3,4-dihydro-1-benzoxepin-5(2H)-one?

7-Fluoro-3,4-dihydro-1-benzoxepin-5(2H)-one has molecular formula C10H9FO2 and molecular weight 180.17600 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "7-Fluoro-3,4-dihydro-1-benzoxepin-5(2H)-one (CAS 774-20-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1521516-1 (accessed 2026-10-25).

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