By A.E. Shilov, Georgiy B. Shul'pin, Alexander E. Shilov
hemistry is the technology approximately breaking and forming of bonds among atoms. some of the most vital strategies for natural chemistry is breaking bonds C–H, in addition to C–C in a number of compounds, and basically, in hydrocarbons. between hydrocarbons, saturated hydrocarbons, alkanes (methane, ethane, propane, hexane and so on. ), are specially appealing as substrates for chemical adjustments. the reason for this is that, at the one hand, alkanes are the most elements of oil and normal fuel, and for that reason are the important feedstocks for chemical undefined. nonetheless, those ingredients are identified to be the fewer reactive natural compounds. Saturated hydrocarbons can be referred to as the “noble gases of natural chemistry” and, if that is so, the 1st consultant in their family members – methane – should be in comparison with super inert helium. As in all comparisons, this parallel among noble gases and alkanes isn't really absolutely exact. certainly the differences of alkanes, together with methane, were recognized for a very long time. those reactions contain the interplay with molecular oxygen from air (burning – the most resource of energy!), in addition to a few mutual interconversions of saturated and unsaturated hydrocarbons. besides the fact that, these kind of changes ensue at increased temperatures (higher than 300–500 °C) and are typically characterised by means of an absence of selectivity. The conversion of alkanes into carbon dioxide and water in the course of burning is a very necessary method – yet no longer from a chemist viewpoint.
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Under the same conditions, alkanes are dehydrogenated to afford complexes of platinum(II). , [4d, 15]). Attention is being especially concentrated nowadays on biological oxidation and its chemical models. , ). References for Chapter I 1. 2. (a) Shul’pin, G. B. Organic Reactions Catalyzed by Metal Complexes; Nauka: Moscow, 1988, p. 69 (in Russian). ; Hoffmann, R. J. Am. Chem. Soc. 1981, 103, 4308. (c) Doxsee, K. ; Grubbs, R. H. J. Am. Chem. Soc. 1981, 103, 7696. (d) Trautman, R. ; Gross, D. ; Ford, P.