Diboron tetrachloride


Diboron tetrachloride is a chemical compound with the formula B2Cl4. It is a colorless liquid.
The electrical discharge procedure of boron trichloride can be divided into three steps:

Synthesis

The modern synthesis involves dechlorination of boron trichloride using copper.
It can also be formed by the electrical discharge procedure of boron trichloride at low temperatures.

Reactions

The compound is used as a reagent for the synthesis of organoboron compounds. For instance, diboron tetrachloride reacts with ethylene:
The compound absorbs hydrogen quickly at room temperature: