The current invention provides a process in which ethers are converted into α-olefins by passage over a modified alumina catalyst. The alumina catalyst is made by treating gamma-alumina with a rare earth metal oxide such as lanthanum oxide, La
2
O
3
. The modified aluminum catalysts convert 1-methoxyoctane into 1-octene with high selectivity at high conversion rates.
                            当前的发明提供了一种过程,通过在改性氧化铝催化剂上经过转化,将
醚类化合物转化为α-烯烃。该氧化铝催化剂是通过将γ-氧化铝与稀土金属氧化物(如
氧化镧,
La2O3)处理而制成的。改性铝催化剂以高选择性和高转化率将1-甲氧基
辛烷转化为1-
辛烯。