二甲基亚砜 Dimethyl sulfoxide
（重定向自Dimethyl sulphoxide）
二甲基亚砜（Dimethyl sulfoxide，简称DMSO），是分子式为(CH3)2SO的化学物质。其为一无色液体，并为重要的极性非质子溶剂。它可与许多有机溶剂及水互溶。二甲基亚砜具有极易渗透皮肤的特殊性质，造成使用人员感觉类似牡蛎般的味道。
Dimethyl sulphoxide
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Dimethyl sulfoxide 二甲基亚碸
（重定向自Dimethyl sulphoxide）
Dimethyl sulfoxide (DMSO) is an organosulfur compound with the formula (CH3)2SO. This colorless liquid is an important polar aprotic solvent that dissolves both polar and nonpolar compounds and is miscible in a wide range of organic solvents as well as water. It has a relatively high melting point. DMSO has the unusual property that many individuals perceive a garlic-like taste in the mouth after contact with the skin.