dioxygen difluoride
Also known as: Difluorine dioxide, Difluorine peroxide, FOOF, Fluorine dioxide, Fluorine peroxide, Perfluoroperoxide, Peroxy difluoride, difluorodioxidane, fluorine dioxide, fluorooxy hypofluorite, oxygen(I) fluoride
dioxygen difluoride (CAS 7783-44-0) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula F2O2 and a molecular weight of 69.99560 g/mol. Key properties include a melting point of -163.5, a boiling point of -57 and a density of 液体 1.47g/cm3（-57℃）；固体1.912g/cm3（-165℃）。. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 7783-44-0
- Jingsj CID
- J-18417-8
- Molecular Formula
- F2O2
- Molecular Weight
- 69.99560 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | -163.5 |
|---|---|
| Boiling Point | -57 |
| Density | 液体 1.47g/cm3（-57℃）；固体1.912g/cm3（-165℃）。 |
| Exact Mass | 69.98660 |
| PSA | 18.46000 |
| LogP | 0.70360 |
| Refractive Index | 1.174 |
Frequently Asked Questions
What is the CAS number of dioxygen difluoride?
The CAS number of dioxygen difluoride is 7783-44-0.
What are the molecular formula and molecular weight of dioxygen difluoride?
dioxygen difluoride has molecular formula F2O2 and molecular weight 69.99560 g/mol.
What are the upstream and downstream products of dioxygen difluoride?
For dioxygen difluoride, Downstream Products: trifluorochlorine, Sulfur hexafluoride, hexafluoroxenon.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "dioxygen difluoride (CAS 7783-44-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18417-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.