An aniline is converted to a 3-lower hydrocarbonthiooxindole by processes already known in the art, the product converted to a 3-halo-3-lower hydrocarbonthiooxindole by oxidative halogenation, and the product subjected to hydrolysis to form the desired isatins.
一种
苯胺通过已知的方法转化为3-较低碳氢基
硫代
吲哚,该产物通过氧化卤代反应转化为3-卤代-3-较低碳氢基
硫代
吲哚,然后将产物进行
水解反应形成所需的
吲哚酮。