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. 2020 May 4;8:204. doi: 10.3389/fchem.2020.00204

Scheme 1.

Scheme 1

Synthesis of 2-((5-methyl-5H-[1,2,4]triazino[5,6-b]indol-3-yl)thio)acetamide derivatives. Reagents and conditions: (i) tert-Butyl-2-bromoacetate, NEt3 toluene, 0°C to rt; (ii) 4M HCl in dioxane, rt; (iii) various anilines, HATU, DMAP, NMP), rt; (iv) NEt3, DCM, 0°C to rt.