Pham Phuc Hoang, Thien Nguyen Phuc Thai, Bui Thuy Thu, Tra Hien Nhat, Nguyen Tung Thanh, Son Phan Nam Thanh
Faculty of Chemical Engineering, Ho Chi Minh City University of Technology (HCMUT) 268 Ly Thuong Kiet, District 10 Ho Chi Minh City Vietnam
Vietnam National University Ho Chi Minh City Linh Trung Ward, Thu Duc District Ho Chi Minh City Vietnam.
RSC Adv. 2020 Nov 4;10(66):40225-40228. doi: 10.1039/d0ra03047c. eCollection 2020 Nov 2.
Direct synthesis of imidazothiones from simple, commercial substrates is not known. We report a method for the condensation of acetophenones, elemental sulfur, and ammonium acetate as a nitrogen source to obtain the hitherto challenging five-membered heterocycles. Functionalities such as halogen, trifluoromethyl, cyano, methylthio, and heteroaryl groups were well tolerated.
目前尚不知道能否从简单的商业底物直接合成咪唑硫酮。我们报道了一种方法,该方法利用苯乙酮、元素硫和作为氮源的醋酸铵进行缩合反应,以获得迄今为止颇具挑战性的五元杂环化合物。卤素、三氟甲基、氰基、甲硫基和杂芳基等官能团具有良好的耐受性。