Rhodium- or Copper-Catalysed CH-Insertion of Carbenoids into Dihydroaromatic Compounds and Acyclic 1,4-Dienes
作者:Gerhard Hilt、Fabrizio Galbiati
DOI:10.1055/s-2006-942512
日期:2006.11
A straightforward reaction sequence consisting of a cobalt-catalysed Diels-Alder reaction for the generation of dihydro-aromatic compounds and a rhodium- or alternatively a copper-catalysed CH-insertion reaction of carbenoids from diazo esters generates highly substituted benzene derivatives. When acyclic 1,4-dienes are synthesised by a cobalt-catalysed 1,4-hydrovinylation reaction, the rhodium-catalysed
Regioselective Carbene Insertion on Polysubstituted Dihydroaromatic Compounds
作者:Gerhard Hilt、Fabrizio Galbiati
DOI:10.1021/ol060739z
日期:2006.5.1
[reaction: see text] The rhodium-catalyzed CH-insertion reaction of diazo ester derivatives into dihydroaromatic compounds was expanded to the application of various polysubstituted and functionalized 1,4-dienes generated from a cobalt-catalyzed Diels-Alder reaction. The highlyregioselective CH-insertion process produces after DDQ oxidation polysubstituted, polyfunctionalized aromatic compounds in
作者:Paul A. Wender、Nicole M. Deschamps、Travis J. Williams
DOI:10.1002/anie.200454117
日期:2004.6.7
An efficient cobalt catalyst for the neutral Diels–Alder reaction of acyclic 1,3-dienes with internal alkynes
作者:Gerhard Hilt、Tobias J Korn
DOI:10.1016/s0040-4039(01)00289-1
日期:2001.4
type reactions of internal alkynes with substituted 1,3-dienes is described. The regiochemistry for the dihydroaromatic products of reactions of isoprene with unsymmetrical reaction partners (2-alkynes and 1-trimethylsilyl-1-hexyne) is investigated. The dihydroaromatic reaction products are easily oxidised electrochemically to the corresponding functionalised durene and isodurenederivatives.