Chapter 6Hydrogenation and dehydrogenation process
Hydrogenation and dehydrogenation process Chapter 6
6.1IntroductionHydrogenation reaction types(1)Hydrogenation of double bond of unsaturatedalkyne and alkeneC+ H2→
6.1 Introduction 一、Hydrogenation reaction types (1) Hydrogenation of double bond of unsaturated alkyne and alkene
(2)AromatichydrogenationCH11-CH=CH2H24H2-C2H5NixSelectivityhydrogenation3) Hydrogenation of the compound containing oxygenCO + 2H2CH3OH(CH3)2CO +. H2-(CH3)2CHOHRCOOH + 2H2→RCH2OH + H2C
(2) Aromatic hydrogenation (3) Hydrogenation of the compound containing oxygen Selectivity hydrogenation H2 4H2
(4)Hydrogenation of the compound containing nitrogenN2+3H2*2NH3N=C(CH)C=N+4H2--→HN(CH2NH2NH2NO.+ 2H20+ 3H2(5)HydrogenolysisC6HsCH3 +H2+ CH6 + CH4CHsSH + H2 →C2H6 + H2SCsHsN + 5H2 CsH12 + NH
(4) Hydrogenation of the compound containing nitrogen (5) Hydrogenolysis
二、Dehydrogenationreactionltypes(1)Dehydrogenation of alkanes to produce alkenes, dienes andaromaticsn-C4H10+n-C4H8CH2-CH-CH--CH2C12H26 - n -C12H24 + H2n-CH14→CH6 + 4H2(2)Dehydrogenationofalkenestoproducedienesi-CsH10→ CH2-CH--C(CH3)-CH2 + H
二、Dehydrogenation reaction types (1) Dehydrogenation of alkanes to produce alkenes, dienes and aromatics (2) Dehydrogenation of alkenes to produce dienes