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Amidinatoamidosilylene-Dibromodiborene.
Jun Fan1, Ming-Chung Yang2, Ming-Der Su2,3
1Division of Chemistry and Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371, Singapore.
Researchers synthesized novel silicon-boron compounds. The amidinatoamidosilylene reacted with boron bromide to form a tetrabromodiborane, which was further reduced to a dibromodiborene.
Area of Science:
- Organosilicon Chemistry
- Boron Chemistry
- Main Group Chemistry
Background:
- Amidinatoamidosilylenes are versatile reagents in inorganic synthesis.
- Boron halides are key precursors for novel boron-containing materials.
Purpose of the Study:
- To explore the reactivity of amidinatoamidosilylenes with boron halides.
- To synthesize and characterize new silicon-boron cluster compounds.
Main Methods:
- Reaction of amidinatoamidosilylene [LSiNMe2] (1) with B2Br4(SMe2)2.
- Subsequent reduction of the resulting tetrabromodiborane with KC8.
Main Results:
- Formation of bis(silylene)tetrabromodiborane [L{Me2N}Si]2B2Br4 (2).
- Synthesis of bis(silylene)dibromodiborene [L{Me2N}Si]2B2Br2 (3) via reduction.
Conclusions:
- Demonstrated a synthetic route to novel silicon-boron compounds.
- Highlighted the utility of amidinatoamidosilylenes in constructing complex inorganic frameworks.
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