以对氨基水杨酸为原料,经酯化 、 酰化和烃化反应得乙氧苯酯,总收率为87.Ethopabate is prepared via esterification, acylation and alkylation from p - aminosalicylic acid in 87.在阀杆孔内的后座上镀镍,可应用在严酷的烃化环境.Nickel plated overlay on backseat in stem hole to combat...

“烃化”的英语可以翻译为：alkylation ...