Enantioselective catalysis using heterogeneous bis (oxazoline) ligands: which factors influence the enantioselectivity?

D Rechavi, M Lemaire - Chemical reviews, 2002 - ACS Publications
Chiral bis (oxazoline)(BOX) ligands have been successfully used in the asymmetric catalysis
of a variety of reactions for the past decade. 1, 2 However, these versatile catalytic systems …

Copper, silver and gold-based catalysts for carbene addition or insertion reactions

MM Díaz-Requejo, PJ Pérez - Journal of organometallic chemistry, 2005 - Elsevier
Two families of catalysts containing trispyrazolylborate (Tpx) or N-heterocyclic carbenes
(NHC) with the group 11 metals have proven useful for several reactions involving the …

Blue light-promoted cross-coupling of aryldiazoacetates and diazocarbonyl compounds

T Xiao, M Mei, Y He, L Zhou - Chemical Communications, 2018 - pubs.rsc.org
A blue light-promoted cross-coupling of two distinct diazo compounds was described. The
reaction produces E-configured trisubstituted alkenes in good yields in the absence of …

Copper-Mediated Trifluoromethylation of α-Diazo Esters with TMSCF3: The Important Role of Water as a Promoter

M Hu, C Ni, J Hu - Journal of the American Chemical Society, 2012 - ACS Publications
Copper-mediated trifluoromethylation of α-diazo esters with TMSCF3 reagent has been
developed as a new method to prepare α-trifluoromethyl esters. This trifluoromethylation …

Gold (I)‐Catalyzed Diazo Coupling: Strategy towards Alkene Formation and Tandem Benzannulation

D Zhang, G Xu, D Ding, C Zhu, J Li… - Angewandte Chemie …, 2014 - Wiley Online Library
A gold (I)‐catalyzed cross‐coupling of diazo compounds to afford tetrasubstituted alkenes
has been developed by taking advantage of a trivial electronic difference between two diazo …

Theoretical (DFT) insights into the mechanism of copper-catalyzed cyclopropanation reactions. Implications for enantioselective catalysis

JM Fraile, JI García, V Martínez-Merino… - Journal of the …, 2001 - ACS Publications
The mechanism of the copper (I)-catalyzed cyclopropanation reaction has been extensively
investigated for a medium-size reaction model by means of B3LYP/6-31G (d) calculations …

Copper carbene complexes: advanced catalysts, new insights

W Kirmse - Angewandte Chemie International Edition, 2003 - Wiley Online Library
Controlling the selectivity of reactive intermediates is a major goal of organic chemists.
Carbenes generated by thermal or photochemical extrusion of nitrogen from diazo …

Cyclohexane and Benzene Amination by Catalytic Nitrene Insertion into C−H Bonds with the Copper-Homoscorpionate Catalyst TpBr3Cu(NCMe)

MM Díaz-Requejo, TR Belderraín… - Journal of the …, 2003 - ACS Publications
The complex TpBr3Cu (NCMe) catalyzes, at room temperature, the insertion of a nitrene
group from PhINTs into the carbon− hydrogen bond of cyclohexane and benzene, as well as …

Rh (II)-Catalyzed Stereoselective Cross-Coupling of Diazo Compounds

JH Hansen, BT Parr, P Pelphrey, Q Jin, J Autschbach… - …, 2011 - thieme-connect.com
Significance: Efficient synthesis of alkenes with high E/Z-selectivity is a very important yet
difficult problem for organic synthesis. In this paper, a very interesting direct stereoselective …

Cu (I)-catalyzed diamination of conjugated dienes. Complementary regioselectivity from two distinct mechanistic pathways involving Cu (II) and Cu (III) species

B Zhao, X Peng, Y Zhu, TA Ramirez… - Journal of the …, 2011 - ACS Publications
Conjugated dienes can be diaminated at the internal and/or terminal double bonds using Cu
(I) as catalyst and N, N-di-t-butyldiaziridinone (1) as nitrogen source. The regioselectivity is …