Enneaborane

Enneaborane is a type of borane, which are compounds containing only boron and hydrogen. Specifically, enneaboranes have the chemical formula B9H13, or variations thereof with substituted atoms. These compounds are part of a larger family of boron hydrides that exhibit complex cage-like structures. The nomenclature "enneaborane" indicates the presence of nine boron atoms in the molecular framework.

The study of boranes, including enneaboranes, is a significant area of inorganic chemistry. Their unique structures and bonding properties have made them interesting subjects for theoretical and experimental investigations. Enneaboranes can exist in various isomeric forms, meaning they have the same chemical formula but different arrangements of their atoms in space. These structural differences can lead to variations in their physical and chemical properties.

Due to the inherent instability of many boranes, including some enneaborane derivatives, they are often handled under inert atmospheres to prevent decomposition or reaction with air and moisture. Their reactivity also makes them potential candidates for applications in areas such as catalysis or as precursors for boron-containing materials, although their practical use is often limited by their handling requirements and cost of synthesis. Research continues to explore the synthesis and properties of novel enneaborane derivatives.