Reaction of bromomagnesium benzenamides with 1-alkynyl thiocyanates affords the title sulphenamides. On heating in benzene, these sulphenamides undergo [3.3]-sigmatropic rearrangements followed by cyclisation of the intermediate thioketenes yielding indoline-2-thiones.
溴镁苯甲酰胺与 1-炔基
硫氰酸盐反应生成了标题中的磺酰胺。在苯中加热时,这些苯磺酰胺会发生[3.3]-对位重排,然后中间
硫酮环化,生成
吲哚啉-2-
硫酮。