Widely used in organic synthesis as a methylating agent, it facilitates the transfer of methyl groups to various substrates, enhancing the production of complex organic compounds. In the field of materials science, it serves as a precursor for the synthesis of ionic liquids, which are crucial for applications in electrochemistry and catalysis. Additionally, it plays a role in the development of pharmaceuticals, where it is employed in the methylation of active pharmaceutical ingredients to improve their efficacy and stability. Its utility in research and industrial processes underscores its importance in advancing chemical innovation.