Used as an intermediate in organic synthesis, particularly in the production of pharmaceuticals, agrochemicals, and dyes. It serves as an alkylating agent due to its reactive chloride and ester functionalities, enabling the introduction of butoxyacetyl groups in various compounds. Commonly employed in the preparation of active ingredients in herbicides and plant growth regulators. Also utilized in fragrance and flavor synthesis because of its ability to form ester-based aroma compounds. Requires careful handling due to its lachrymatory and corrosive properties.