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A wide range of aliphatic C\u2212H substrates as well as various olefinic arenes and heteroarene (35 substrates including 14 new substrates) are well\u2010tolerated in this method. Hammett analysis shed more light on the substitution effect in the olefinic part on the overall mechanism. Furthermore, the controlled experiments, kinetic isotope effect study, and theoretical calculations (DFT) enable us to gain deeper insight of mechanistic intricacies of this new simple and atom\u2010economic methodology.<\/jats:p>","DOI":"10.1002\/chem.202303776","type":"journal-article","created":{"date-parts":[[2023,12,6]],"date-time":"2023-12-06T21:22:54Z","timestamp":1701897774000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":5,"title":["Cu(II) Promoted C(sp<sup>3<\/sup>)\u2212H Activation in Unactivated Cycloalkanes: Oxo\u2010Alkylation of Styrenes to Synthesize <i>\u03b2\u2010<\/i>Disubstituted Ketones"],"prefix":"10.1002","volume":"30","author":[{"given":"Krishna Mohan","family":"Das","sequence":"first","affiliation":[{"name":"Department of Chemistry Jadavpur University  Kolkata 700032 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