By selectively hydrogenating a feedstock containing two or more hydrocarbons selected from the group consisting of tricyclic aromatic hydrocarbons having an anthracene skeleton and tricyclic aromatic hydrocarbons having a phenanthrene skeleton to 1,2,3,4,5,6,7,8-octahydro bodies using, as a hydrogenation catalyst, a catalyst containing two or more active metals selected from the group consisting of nickel, molybdenum, cobalt, and tungsten and then, by oxidizing the 1,2,3,4,5,6,7,8-octahydro body using a metal oxide, a benzenetetracarboxylic acid can be efficiently manufactured.
通过选择性加氢含有
蒽骨架
三环芳烃和苯并
芘骨架
三环芳烃的原料,使用含有
镍、
钼、
钴、
钨等两种或两种以上活性
金属的催化剂将其加氢转化为1,2,3,4,5,6,7,8-八氢体,并通过金属氧化物氧化1,2,3,4,5,6,7,8-八氢体,可以高效地制造苯四
甲酸。