An unusual aerobic hydrolysis-cascade reaction has been developed with N-phenacylbenzothiazolium bromides by treatment with organic and inorganic base. The corresponding N-formyl-2-benzoyl benzothiazoline and 2-substituted benzothiazole products were obtained in moderate to good yields under mild reaction conditions. Also, symmetrical disulfide was formed when keto group was replaced with ester. The
通过用有机碱和
无机碱处理,N-苯甲酰基
苯并噻唑鎓
溴化物已发展出一种不寻常的好氧
水解-级联反应。在温和的反应条件下,以中等至良好的产率获得了相应的N-甲酰基-2-苯甲酰基
苯并噻唑啉和2-取代的
苯并噻唑产物。另外,当酮基被酯取代时,形成对称的二
硫键。反应的范围是相当宽的耐受性芳基,杂芳基和烷基。