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Thionyl fluoride

Also known as: Thionyl difluoride, Sulfur difluoride oxide, Sulfur difluoride monoxide, Sulfurous oxyfluoride, Sulfur oxide fluoride (SOF2), Fluorure de thionyle, EINECS 231-997-2, SOF2, Thionyl fluoride 97%

Thionyl fluoride (CAS 7783-42-8) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula F2OS and a molecular weight of 86.06120 g/mol. Key properties include a melting point of -110.5ºC and a density of 1.758g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7783-42-8
Jingsj CID
J-32953-3
Molecular Formula
F2OS
Molecular Weight
86.06120 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-110.5ºC
Density1.758g/cm3
Exact Mass85.96380
PSA36.28000
LogP1.36980
Refractive Index1.376

Frequently Asked Questions

What is the CAS number of Thionyl fluoride?

The CAS number of Thionyl fluoride is 7783-42-8.

What are the molecular formula and molecular weight of Thionyl fluoride?

Thionyl fluoride has molecular formula F2OS and molecular weight 86.06120 g/mol.

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

Last updated:

How to cite: Jingsj. "Thionyl fluoride (CAS 7783-42-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32953-3 (accessed 2026-11-09).

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