In Brazil, the textile sector is of great importance and has become increasingly concerned about conserving water resources, as an average of 100 liters of water are used to dye each kilo of fabric. Because of this concern for water resources, this research aimed to synthesize protic ionic liquids from the cationic base 2 hydroxy triethylammonium 2(HTEA), varying the anionic base A-acetate, Pr-propionate, B-butanoate and Pe-pentanoate, which resulted...