Used in organic synthesis as a Grignard reagent, it plays a crucial role in forming carbon-carbon bonds. It is particularly valuable in the preparation of complex organic molecules, such as pharmaceuticals and agrochemicals. The reagent is employed in reactions with carbonyl compounds, like aldehydes and ketones, to produce secondary and tertiary alcohols. Additionally, it is utilized in the synthesis of substituted aromatic compounds, enabling the introduction of specific functional groups into organic frameworks. Its reactivity makes it a versatile tool in research and industrial applications for constructing diverse chemical structures.