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3-fluorotetrahydro-4H-pyran-4-one

Also known as: 3-Fluorodihydro-2H-pyran-4(3H)-one, 3-fluorooxan-4-one, 3-fluoro-4-oxanone, 3-fluoro-tetrahydropyran-4-one, 4H-PYRAN-4-ONE, 3-FLUOROTETRAHYDRO-, 4H-Pyran-4-one, 3-fluorotetrahydro-

3-fluorotetrahydro-4H-pyran-4-one (CAS 624734-19-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H7FO2 and a molecular weight of 118.106 g/mol. Key properties include a boiling point of 156.9±30.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 48.0±19.4 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
624734-19-6
Jingsj CID
J-1422810-5
Molecular Formula
C5H7FO2
Molecular Weight
118.106 g/mol
Category
Ketones
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point156.9±30.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point48.0±19.4 °C
Exact Mass118.043007
PSA26.30000
LogP-0.66
Vapor Pressure2.8±0.3 mmHg at 25°C
Refractive Index1.407

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed

Frequently Asked Questions

What is the CAS number of 3-fluorotetrahydro-4H-pyran-4-one?

The CAS number of 3-fluorotetrahydro-4H-pyran-4-one is 624734-19-6.

What are the molecular formula and molecular weight of 3-fluorotetrahydro-4H-pyran-4-one?

3-fluorotetrahydro-4H-pyran-4-one has molecular formula C5H7FO2 and molecular weight 118.106 g/mol.

Is 3-fluorotetrahydro-4H-pyran-4-one hazardous?

3-fluorotetrahydro-4H-pyran-4-one has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.

What are the upstream and downstream products of 3-fluorotetrahydro-4H-pyran-4-one?

For 3-fluorotetrahydro-4H-pyran-4-one, Upstream Products: 5,6-Dihydro-4-methoxy-2H-pyran, 4,4-Dimethoxytetrahydro-4H-pyran, Tetrahydro-4H-pyran-4-one; Downstream Products: 4,4-dimethoxytetrahydro-2H-pyran-3-ol.

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

Last updated:

How to cite: Jingsj. "3-fluorotetrahydro-4H-pyran-4-one (CAS 624734-19-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1422810-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.