The First Biocatalytic Carbon-Silicon Bond Formation

Area of Science:

• Biochemistry
• Organometallic Chemistry
• Synthetic Chemistry

Background:

• The biocatalytic repertoire has been expanded to include new enzymatic transformations.
• Carbene insertion into silicon-hydride (Si-H) bonds is a synthetically useful reaction.
• Cytochrome c is a well-known heme protein involved in electron transfer.

Purpose of the Study:

• To explore the potential of cytochrome c as a biocatalyst for carbene insertion into Si-H bonds.
• To develop a novel method for the selective incorporation of silicon into organic molecules.

Main Methods:

• Utilized the heme protein cytochrome c to catalyze carbene insertion reactions.
• Investigated the selectivity of the enzymatic reaction in the presence of various functional groups.

Main Results:

• Cytochrome c successfully catalyzed carbene insertion into Si-H bonds.
• The biocatalyst demonstrated high selectivity, enabling silicon incorporation without protecting groups.
• This represents a novel expansion of biocatalysis for organosilicon chemistry.

Conclusions:

• Cytochrome c is a promising new biocatalyst for carbene insertion into Si-H bonds.
• This enzymatic approach offers a highly selective and efficient method for organosilicon synthesis.
• The findings open new avenues for incorporating silicon into complex molecules using biocatalysis.