Polyolefins comprise {a major|a significant} fraction of single-use plastics and {yet|however|but} their catalyticdeconstruction/recycling has {proven|confirmed|verified|established} {challenging|difficult} {due to|because of|as a result of|on account of|resulting from|as a consequence of} their inert hydrocarbon connectivities.{Here|Right here} an electrophilic earth-abundant single-site organozirconium catalyst chemisorbed on a highlyBrønsted acidic {support|assistance|help} and characterized by a broad array of experimental and theoreticaltechniques, is shown to mediate the {rapid|fast|speedy} hydrogenolytic cleavage of molecular andmacromolecular saturated hydrocarbons {under|below|beneath} mild {conditions|circumstances|situations}. For n-hexadecane, hydrogenolysisto light hydrocarbons proceeds with an activity of 690 mol n-hexadecane · mol Zr-1 · h-1 at150°C/2.{5|five} atm H2 {pressure|stress}. {Under|Below|Beneath} {similar|comparable|equivalent|related} solventless {conditions|circumstances|situations}, polyethylene, polyethylene-co-1-octene, isotactic polypropylene, {and a|along with a|as well as a|plus a|and also a|in addition to a} post-consumer sandwich bag are {rapidly|quickly|swiftly} hydrogenolyzedto low molecular mass hydrocarbons {via|by way of|through|by means of} a turnover-limiting C-C scission pathway involving ßalkyltransfer {rather than|instead of|as opposed to|as an alternative to|in lieu of} {more|much more|a lot more|far more|additional|extra} {common|typical|frequent|widespread|prevalent|popular} σ-bond metathesis. 2-Hydroxycyclopent-2-en-1-one supplier BuyN-Cyano-2-pyridinecarboximidamide PMID:23008002
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