O-Isopropylhydroxylamine hydrochloride is primarily used in organic synthesis as a reagent for the preparation of various chemical compounds. It is particularly valuable in the synthesis of hydroxylamines and oximes, which are intermediates in the production of pharmaceuticals, agrochemicals, and other fine chemicals. The compound is also employed in the modification of polymers and resins, enhancing their properties for specific industrial applications. Additionally, it serves as a reducing agent in certain chemical reactions, facilitating the conversion of nitro compounds to amines. Its role in research and development is significant, especially in the study of reaction mechanisms and the development of new synthetic pathways.