在连二亚硫酸钠的存在下,用二硫化物实现了ISA酸酐与二硫化物的脱羧反应,从而以中等至极好的收率得到了S-芳基2-氨基苯甲硫酸酯衍生物。此外,还研究了二苯二硒化物与isatoic酸酐的脱羧作用。注意到使用四甲基秋兰姆二硫化物作为硫源获得了出人意料的2-(二甲氨基)-4 H-苯并[ d ] [1,3]噻嗪-4-酮。
A Simple, Mild, and Practical Method for the Esterification and Thioesterification of Anthranilic Acid Utilizing N-(2-Aminobenzoyl)benzotriazole
作者:İlhami Çelik、Şule Kökten
DOI:10.1055/s-0033-1339469
日期:——
A convenient and efficient method for the preparation of anthranilic esters and anthranilic thioesters has been developed by the treatment of N-(2-aminobenzoyl)benzotriazoles with alcohols and thiols in the presence of 4-(dimethylamino)pyridine (DMAP).