Seleninyl fluoride is an

oxyfluoride In chemistry, molecular oxohalides (oxyhalides) are a group of chemical compounds in which both oxygen and halogen atoms are attached to another chemical element A in a single molecule. They have the general formula , where X = fluorine (F), chlor ...

selenium Selenium is a chemical element with the symbol Se and atomic number 34. It is a nonmetal (more rarely considered a metalloid) with properties that are intermediate between the elements above and below in the periodic table, sulfur and tellurium, ...

with the chemical formula SeOF₂.

Preparation

Seleninyl fluoride can be produced by the reaction of

selenium oxychloride Selenium oxydichloride is the inorganic compound with the formula SeOCl2. It is a colorless liquid. With a high dielectric constant (55) and high specific conductance, it is an attractive solvent. Structurally, it is a close chemical relative of ...

and

potassium fluoride Potassium fluoride is the chemical compound with the formula KF. After hydrogen fluoride, KF is the primary source of the fluoride ion for applications in manufacturing and in chemistry. It is an alkali halide and occurs naturally as the rare m ...

. :2 KF + SeOCl₂ → 2 KCl + SeOF₂ It can also be produced by the reaction of

selenium tetrafluoride Selenium tetrafluoride ( Se F4) is an inorganic compound. It is a colourless liquid that reacts readily with water. It can be used as a fluorinating reagent in organic syntheses (fluorination of alcohols, carboxylic acids or carbonyl compounds) an ...

with

water Water (chemical formula ) is an inorganic, transparent, tasteless, odorless, and nearly colorless chemical substance, which is the main constituent of Earth's hydrosphere and the fluids of all known living organisms (in which it acts as a ...

selenium dioxide Selenium dioxide is the chemical compound with the formula SeO2. This colorless solid is one of the most frequently encountered compounds of selenium. Properties Solid SeO2 is a one-dimensional polymer, the chain consisting of alternating seleniu ...

. :SeF₄ + H₂O → SeOF₂ + 2 HF :SeF₄ + SeO₂ → 2 SeOF₂ The reaction of

and

sulfur tetrafluoride Sulfur tetrafluoride is the chemical compound with the formula S F4. It is a colorless corrosive gas that releases dangerous HF upon exposure to water or moisture. Despite these unwelcome characteristics, this compound is a useful reagent for t ...

also produces seleninyl fluoride. :SeO₂ + SF₄ → SeOF₂ + SOF₂

Reactions

Seleninyl fluoride reacts with

xenon difluoride Xenon difluoride is a powerful fluorinating agent with the chemical formula , and one of the most stable xenon compounds. Like most covalent inorganic fluorides it is moisture-sensitive. It decomposes on contact with water vapor, but is otherwis ...

to form Xe(OSeF₅)₂. :3 XeF₂ + 2 SeOF₂ → Xe(OSeF₅)₂ + 2 Xe It reacts with

fluorine Fluorine is a chemical element with the symbol F and atomic number 9. It is the lightest halogen and exists at standard conditions as a highly toxic, pale yellow diatomic gas. As the most electronegative reactive element, it is extremely reacti ...

gas and

to form pentafluoroselenium hypofluorite. :SeOF₂ + KF → K⁺ eOF₃sup>- —^F₂→ K⁺ eOF₅sup>- —^F₂→ KF + SeOF₆

Uses

Seleninyl fluoride have been used as specialty solvents.

References

{{selenium compounds Selenium(IV) compounds Oxyfluorides