substituted o-aminothiophenols, obtained by reductive cleavage of the corresponding disulfides in the presence of triphenylphosphine, is an effective method for the synthesis of 2,4-diaryl-2,3-dihydro-1,5-benzothiazepines under neutral conditions.
                                    α,β-不饱和酮与取代的邻
氨基
苯硫酚的缩合反应是在
三苯基膦存在下通过还原裂解相应的二
硫化物而获得的,是合成2,4-二芳基-2,3-二氢-1的有效方法,5-苯并噻氮平在中性条件下。