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Questions And Answer

• Reaction

  1. Rhodium catalyzed chemo-, regio, and entantioselective [2 + 2 + 2] cycloaddition of alkynes with isocyanates.
  2. With copper, enantioselective cross Aldol-type reaction of acetonitrile.
  3. With copper, enantioselective vinylsilane alkenylation of aldehydes.
  4. Gold carbene mediated stereoselective cyclopropanation of propargyl esters.
  5. With copper, enantioselective 1,2-reduction of ketones, and 1,4-reduction of a α,β-usaturated esters.
  6. With copper, catalytic enantioselective Mannich-type reaction.
  7. Enantioselective fluorination of b β-keto esters, tert-butoxycarbonyl lactones and lactmes with Sodeoka's Pd-aqua complex and a fluorinating reagent.
  8. Rh-catalyzed intramolecular olefin or carbonyl hydroacylation.
  9. Pd-catalyzed γ-arylation of β,γ-unsaturated ketones.
  10. Involved in numerous conjugate alkynylation, and ring-opening alkynylation of azabenzonorbornadienes.
  11. Involved in asymmetric hydroamination of bicyclic alkenes/dienes,13a diamination of conjugated dienes,13b and hydroalkoxylation/hydrosulfenylation of allenes.
  The actions in the following figures are corresponding to the above ones in sequence.
  
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