Preparation of unsymmetrical selenides via the reaction of arylselenol with alkyl halides needs at least equal molar cesium hydroxide as the base.

• 通过卤代烃与硒酚反应合成了不对称硒醚,至少要使用等摩尔的氢氧化铯作碱,与氢氧化钾相比,氯化铯价格昂贵。