نتایج جستجو برای: hydrogenolysis
تعداد نتایج: 731 فیلتر نتایج به سال:
The hydrogenolysis of ethane has been investigated on clean and Ni-covered Pt( 1 1 1) at reactant partial pressures between 0.5 and 4 Torr of ethane and between 80 and 270 Torr of hydrogen and for surface temperatures from 550 to 640 K. On clean Pt( 1 1 1) the hydrogenolysis reaction proceeds with an activation energy of 36.6 kcal/mol and reaction orders in C2H6 and H2 pressures of 1 and -1.8, ...
The single-step preparation of a polystyrene-bound N-methylthiourea and its use for the hydrogenolysis of bicyclic endoperoxides is described.
Di-isobutylaluminum hydride and tri-iso-butylaluminum (DIBAL 1, TIBAL 2) are shown to be efficient hydrogenation catalysts for a variety of imines at 100 °C and 100 atm of H2, operating via a hydroalumination/hydrogenolysis mechanism.
The production of 1,2-propanediol is a significant challenge for the chemical industry due to increasing demand this versatile product and pro-ecological regulatory actions. traditional method producing compound through hydrolysis petroleum-derived 1,2-epoxypropane (propylene oxide) energy intensive, sustainable routes based on renewable raw materials are becoming more attractive. This perspect...
N-Acetylneuraminic acid is transformed into its until now unavailable and rather unwieldy 1,7-lactone, via the manageable 2-benzyloxycarbonyl N-acetylneuraminic acid 1,7-lactone which generates the free lactone in quantitative yield by hydrogenolysis.
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