A process of making a catalyst and the catalyst composition made by that process comprising a multinuclear metal compound of the formula M
a
(PCy
3
)
b
(H)
c
(CO)
d
(OR)
e
(H
2
O)
f
with molar ratios a:b:c:d:e:f, wherein a is in the range from 2 to 2000, b is in the range from 0 to 4000, c is in the range from 0 to 6000 and d is in the range from 0 to 2000, e is in the range from 1 to 2000, and f is in the range from 0 to 100; wherein PCy
3
indicates tricyclohexylphosphine, H indicates hydride, R is an alkyl group determined by the alcohol utilized and H
2
O is water from the reaction; and a is at least twice w. A method of making one or more 2,5-dimethylhexenes is described. A method of making p-xylene using one or more 2,5-dimethylhexenes is also described.
一种制备催化剂的过程和由该过程制备的催化剂组合物,包括符合下列公式的多核
金属化合物Ma(PCy3)b(H)c(CO)d(OR)e(
H2O)f,其中摩尔比为a:b:c:d:e:f,其中a在2至2000的范围内,b在0至4000的范围内,c在0至6000的范围内,d在0至2000的范围内,e在1至2000的范围内,f在0至100的范围内;其中PCy3表示
三环己基膦,H表示
氢化物,R是由所使用的醇决定的烷基团, 是反应中的
水;且a至少是w的两倍。描述了一种制备一种或多种2,5-二甲基己烯的方法。还描述了一种使用一种或多种2,5-二甲基己烯制备
对二甲苯的方法。