A new oil addititve 2 n octyl 5 bnzyltetrazole was synthesized.The strueture of the compound was appraised by using C.H.N.ultimate analysis,IR and MS testers.

• 本文对一种新型润滑油添加剂2-辛基-5-苄基四唑的合成方法进行了研究；并经过C.；H