Cooperative catalysis of N-heterocyclic carbene and Brønsted acid for a highly enantioselective route to unprotected spiro-indoline-pyrans

Organocatalytic Diels-Alder Reaction of 2-Vinylindoles with Methyleneindolinones: An Efficient Approach to Functionalized Carbazolespirooxindoles

(2015) Lin-Jie Huang et al.   ADVANCED SYNTHESIS & CATALYSIS

Brønsted Acid Catalyzed Asymmetric Diels–Alder Reactions: Stereoselective Construction of Spiro[tetrahydrocarbazole-3,3′-oxindole] Framework

(2015) Yang Wang et al.   JOURNAL OF ORGANIC CHEMISTRY

N-Heterocyclic Carbene/Lewis Acid Strategy for the Stereoselective Synthesis of Spirocyclic Oxindole–Dihydropyranones

(2014) Zhaoxin Xiao et al.   ORGANIC LETTERS

Asymmetric NHC-Catalyzed Aza-Diels–Alder Reactions: Highly Enantioselective Route to α-Amino Acid Derivatives and DFT Calculations

(2014) Limin Yang et al.   ORGANIC LETTERS

Oxidative γ-Addition of Enals to Trifluoromethyl Ketones: Enantioselectivity Control via Lewis Acid/N-Heterocyclic Carbene Cooperative Catalysis

(2012) Junming Mo et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Access to Spirocyclic Oxindoles via N-Heterocyclic Carbene-Catalyzed Reactions of Enals and Oxindole-Derived α,β-Unsaturated Imines

(2012) Kun Jiang et al.   ORGANIC LETTERS

N-Heterocyclic Carbene (NHC)-Catalyzed Highly Diastereo- and Enantioselective Oxo-Diels–Alder Reactions for Synthesis of Fused Pyrano[2,3-b]indoles

(2012) Limin Yang et al.   ORGANIC LETTERS

Highly diastereo- and enantioselective NHC-catalyzed [3+2] annulation of enals and isatins

(2011) Li-Hui Sun et al.   CHEMICAL COMMUNICATIONS

Enantioselective Synthesis of Spirocyclic Oxindole-β-lactones via N-Heterocyclic Carbene-Catalyzed Cycloaddition of Ketenes and Isatins

(2010) Xiao-Na Wang et al.   ADVANCED SYNTHESIS & CATALYSIS

An Unexpected N-Heterocyclic Carbene-Catalyzed Annulation of Enals and Nitroso Compounds†

(2009) Limin Yang et al.   JOURNAL OF ORGANIC CHEMISTRY

Highly Diastereo- and Enantioselective Additions of Homoenolates to Nitrones Catalyzed byN-Heterocyclic Carbenes

(2008) Eric M. Phillips et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Chiral NHC-Catalyzed Oxodiene Diels−Alder Reactions with α-Chloroaldehyde Bisulfite Salts

(2008) Ming He et al.   ORGANIC LETTERS

Synthesis of anN-Mesityl Substituted Chiral Imidazolium Salt for NHC-Catalyzed Reactions

(2008) Justin R. Struble et al.   ORGANIC LETTERS