一、理化性质二甲基亚砜(dimethylsulfoxide),简称DMSO。常温下为无色、无臭的液体。毒性极低,能溶解除烷烃以外的各种极性物质。凝固点18.45℃,沸点189℃,味微苦。其热稳定性好,易溶于水、醇、醚、酯,能溶解除烷烃以外的各种极性有机物气体、液体或聚合物,与水、苯有较强的分子缔合作用,是一种强极性的 First, the physical and chemical properties Dimethyl sulfoxide (dimethylsulfoxide), referred to as DMSO. Colorless, odorless liquid at room temperature. Very low toxicity, can dissolve all kinds of polar substances other than alkanes. Freezing point 18.45 ℃, boiling point 189 ℃, slightly bitter taste. Its thermal stability, soluble in water, alcohols, ethers, esters, can be dissolved in addition to various polar organic gases, liquids or polymers, and water, benzene has a strong molecular association, is a Highly polar species