Nitrosyl iodide

Nitrosyl iodide is a chemical compound with the formula. Alongside nitryl iodide, iodine nitrite, and iodine nitrate, it is a member of the INO_x series of compounds, important intermediates and reservoir species in the atmospheric chemistry of iodine.

Synthesis

Nitrosyl iodide is formed in a reaction of nitric oxide with iodine:
Other methods are also known.

Physical properties

The compound is soluble in organic solvents. It reacts with water.
The compound is unstable and quickly decomposes:
Nitrosyl iodide is believed to impact tropospheric ozone levels.