2-Morpholinoethyl isothiocyanate is primarily used in organic synthesis as a versatile reagent for the introduction of the isothiocyanate functional group into various molecules. It is particularly valuable in the preparation of thiourea derivatives, which are important intermediates in the development of pharmaceuticals and agrochemicals. The compound is also employed in the synthesis of heterocyclic compounds, which have applications in medicinal chemistry due to their potential biological activities. Additionally, it serves as a key building block in the creation of inhibitors and modulators for enzymes and receptors, contributing to drug discovery and development processes. Its reactivity with amines and other nucleophiles makes it a useful tool in the design and synthesis of novel compounds with potential therapeutic properties.