(2-Chloro-thiazol-5-ylmethyl)-isopropyl-amine is a key organic intermediate used in the synthesis of neonicotinoid insecticides, particularly thiamethoxam and related compounds. As a building block in agrochemical manufacturing, it contributes to the production of formulations that target sucking insects such as aphids, whiteflies, and planthoppers. The resulting insecticides bind to insect nicotinic acetylcholine receptors, causing paralysis and death, with high selectivity and systemic action enabling applications in seed treatments, soil drenches, and foliar sprays for crops including cereals, cotton, and vegetables.