Used as a Grignard reagent in organic synthesis, it facilitates the formation of carbon-carbon bonds, making it valuable in the production of complex organic molecules. It is particularly effective in alkylation reactions, where it introduces butyl or ethyl groups into organic substrates. This chemical is also employed in the synthesis of pharmaceuticals, agrochemicals, and fine chemicals, enabling the creation of specific molecular structures. Its reactivity with carbonyl compounds, such as aldehydes and ketones, allows for the preparation of alcohols and other derivatives. Additionally, it is utilized in polymerization processes to initiate or modify polymer chains, enhancing material properties.