In the presence of KU-2 as a catalyst the reactions of carboxymetyl-amethylalkylphenol with isoamyl and octyl alcohols were studied, as a result of which alkoxycarbonyl-methylaminometyl-alkylphenol has been obtained. The effect of obtained compounds on antiwear, antiscuffing and anticorrosion properties of ТС-14.5 transmission oil has been researched. It was revealed that alkoxycarbonyl-methylaminomethylalkylphenols show high antiwear, antiscuffing and anticorrosion performance. These compounds almost eliminate ТС-14.5 oil corrosivity in the 5 % concentration and improve its antiwear and antiscuffing properties as well.