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      乙二醇

      乙二醇(ethylene glycol)又名甘醇、1,2-亞乙基二醇,簡稱EG?;瘜W式為(CH2OH)2,是最簡單的二元醇。乙二醇是無色無臭、有甜味液體,對動物有低毒性,乙二醇能與水、丙酮互溶,但在醚類中溶解度較小。用作溶劑、防凍劑以及合成滌綸的原料。乙二醇的高聚物聚乙二醇(PEG)是一種相轉移催化劑,也用于細胞融合;其硝酸酯是一種炸藥。

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