Dirhodium(<scp>ii</scp>)/P(<i>t</i>-Bu)<sub>3</sub> catalyzed tandem reaction of α,β-unsaturated aldehydes with arylboronic acids
作者:Ziling Ma、Yuanhua Wang
DOI:10.1039/c8ob01997e
日期:——
catalyst for the synthesis of aryl alkyl ketones by the tandem reaction of α,β-unsaturated aromatic or aliphatic aldehydes with arylboronic acids. This tandem procedure included arylation followed by the isomerization reaction. This method exhibits good functional group tolerance and has a broad substrate scope. With the conjugated aldehydes, the one-step synthesis of γ,δ-unsaturated ketones was realized
The Reactions of Organoboranes and Lithium Dialkylcuprates with 1-Acyl-2-vinylcyclopropanes. A Convenient New Route to γ,δ-Unsaturated Ketone Synthesis
of hydroxy enynes for the synthesis of bicyclo[4.3.0]non-1(9)-en-2-ones is disclosed, which can be rationalised through a cascade reaction of a dissociative Meyer–Schuster rearrangement to allenyl vanadates, followed by a thermal intramolecularDiels–Alder (IMDA) reaction and hydrolytic regeneration of the catalyst.