A discrete antimony(v) oxide

Monomeric stibine oxide has remained elusive due to the large antimony orbitals coupled with a high electronegativity difference with oxygen. Now, a free tris(2,6-diisopropylphenyl)stibine oxide has been isolated that can act as oxo-transfer reagent.

Automated summary

Monomeric stibine oxide has been difficult to obtain due to the large antimony orbitals and the high electronegativity difference with oxygen. However, a free tris(2,6-diisopropylphenyl)stibine oxide has been isolated and can serve as an oxo-transfer reagent.