1,1-Dimethylguanidine is primarily utilized in organic synthesis as a strong base and nucleophile. It is particularly effective in the preparation of pharmaceuticals, where it aids in the formation of complex molecules through its ability to deprotonate acidic compounds and participate in various chemical reactions. Additionally, it is employed in the synthesis of agrochemicals, contributing to the development of pesticides and herbicides. Its role in the production of polymers and resins is also notable, where it acts as a catalyst or intermediate in polymerization processes. Furthermore, 1,1-Dimethylguanidine is used in research laboratories for the development of new chemical entities and in the study of reaction mechanisms due to its reactivity and versatility.