反应详情

5.2.54 2-(1-hydroxy-4-(thiophene-2-sulfonamido)naphthalen-2-ylthio)benzoic acid (14l) was prepared according to the procedure of procedure B for 10a except using thiosalicylic acid, which afforded the title compound 19 mg (99%) as a white solid, m.p.: 215° C. (dec.).