There is provided a method for producing arylvinylsulfone of the formula: ##STR1## wherein, R.sup.1 and R.sup.2 denote each independently a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group, a nitro group, an amino group, a lower alkylamino group and a lower di(alkylamino) group, which comprises reacting .beta.-haloethylarylsulfone of the formula: ##STR2## wherein, R.sup.1 and R.sup.2 are as defined above and X denotes a halogen atom, with an alkali metal carbonate or an alkali metal hydrogencarbonate in the presence of a catalytic amount of an amine or its inorganic acid salt or a quaternary ammonium salt.
提供一种制备芳基
乙烯基磺酮的方法,其中,R1和R2各自独立表示氢原子,卤素原子,低碳基,低烷氧基,硝基,
氨基,低烷基
氨基和低二(烷基)
氨基,该方法包括将β-卤乙基芳基磺酮和碱
金属
碳酸盐或碱
金属氢
碳酸盐在胺或其
无机酸盐或季
铵盐的催化下反应,其中,β-卤乙基芳基磺酮的
化学式为:其中,R1和R2如上定义,X表示卤素原子。