The present invention relates to a process for the oxidation of hydrocarbons, in particular of branched or unbranched saturated aliphatic hydrocarbons or of cycloaliphatic or alkylaromatic hydrocarbons, to alcohol, ketone and/or acid or polyacid compounds.
It relates more particularly to the oxidation, by an oxidizing agent comprising molecular oxygen, of cyclohexane to cyclohexanonol, cyclohexanone and/or adipic acid. The oxidation is carried out in the presence of a catalytic system comprising a catalyst based on at least one metal compound and a cocatalyst comprising an imide functional group, such as N-bromosuccinimide, N-bromomaleimide, N-bromohexahydrophthalimide, N,N′-dibromocyclohexane-tetracarboximide, N-bromophthalimide, N-bromotrimellitimide or N,N′-dibromopyromellitimide.
本发明涉及一种氧化烃的过程,特别是支链或直链饱和脂肪烃或环脂肪烃或烷基
芳烃氧化为醇、酮和/或酸或多酸化合物。它更具体地涉及使用含有分子氧的氧化剂对
环己烷氧化为
环己烷醇、
环己酮和/或
己二酸的氧化反应。氧化反应在存在基于至少一种
金属化合物的催化剂和包含
亚胺官能团的协同催化剂的催化系统下进行,例如N-
溴代琥珀
酰亚胺、N-
溴代马来
酰亚胺、N-
溴代六氢邻苯二
酰亚胺、N,N'-二
溴环己烷四羧
亚胺、N-
溴邻苯二
酰亚胺、N-
溴三苯
酰亚胺或N,N'-二
溴吡罗
酰亚胺。