首次在亲水性离子液体[Rmim][p-CH3C6H4SO3](1-烷基-3-甲基咪唑对甲苯磺酸盐,R=甲基、乙基、正丁基、正己基和正辛基)中,以水溶性的[RuCl2(TPPTS)2]2(TPPTS:间磺酸钠基三苯基膦)为催化剂,分别考察了温度、压力、不同的离子液体、水和碘的加入等因素对喹啉加氢反应的影响.在100℃和氧气压力为3.0 MPa时,喹啉加氢生成1,2,3,4-四氧喹啉的选择性超过99%,转化率达到95.3%.利用环己烷萃取反应产物,即可实现催化剂与产物的分离,催化剂循环使用6次后反应的转化率仍可达86.0%.
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