N-((2-chlorothiazol-5-yl)methyl)ethanamine is utilized as a key intermediate in the synthesis of neonicotinoid insecticides, notably thiamethoxam and related compounds. This compound serves as a critical building block in the chemical manufacturing process for these agrochemicals, which are designed for systemic pest control in crops targeting sucking and chewing insects through binding to nicotinic acetylcholine receptors. Its primary role is in the production of formulations for seed treatments, soil applications, and foliar sprays within integrated pest management strategies.