N-methylformamide is a colorless transparent viscous liquid, with a temperature range of m.p.-3.8 ℃, b. p.198 ℃, n25D 1.4310, and a relative density of 0.9986 (25 ℃). It is soluble in water and can also dissolve inorganic salts. It has hygroscopicity and is easy to decompose in acidic or alkaline solutions. N-methylformamide is an important organic chemical raw material and intermediate, and is a high-performance organic solvent used for synthesizing efficient and low toxicity monomethyl and bimetallic compounds. It can be used as a reaction solvent and refining solvent for organic synthesis, and is also widely used in pharmaceuticals, dyes, spices, electrolysis, electroplating industries, etc.