Diethylene Glycol Monomethyl Ether, abbreviated as DGME, is an organic compound with multiple applications. Its molecular formula is C5H12O3. At normal temperature and pressure, it is a colorless liquid with significant hygroscopicity and an aromatic odor. It is soluble in water and common organic solvents. Diethylene Glycol Monomethyl Ether can be used as a basic raw material and reagent in organic synthesis and fine chemical production.