NHCs – Highly Versatile Organocatalysts
201
Enders D, Kallfass U (2002) An efficient nucleophilic carbene catalyst for the
asymmetric benzoin condensation. Angew Chem Int Ed 41:1743–1745
Enders D, Niemeier O, Balensiefer T (2006) Asymmetric intramolecular crossed-benzoin reactions by N-heterocyclic carbene catalysis. Angew Chem
Int Ed 45:1463–1467
Enders D, Niemeier O, Henseler A (2007b) Organocatalysis by N-heterocyclic
carbenes. Chem Rev 107:5606–5655
Fischer C, Smith SW, Powell DA, Fu GC (2006) Umpolung of Michael acceptors catalyzed by N-heterocyclic carbenes. J Am Chem Soc 128:1472–1473
Fürstner A, Alcarazo M, César V, Lehmann CW (2006) Convenient, scalable
and flexible method for the preparation of imidazolium salts with previously inaccessible substitution patterns. Chem Comm 2006(20):2176–2178
Fukuda Y, Maeda Y, Kondo K, Aoyama T (2006) Strecker reaction of aldimines
catalyzed by a nucleophilic N-heterocyclic carbene. Synthesis 12:1937–
1939
Gade LH, Bellemin-Laponnaz S (2007) Chiral N-heterocyclic carbenes as
stereodirecting ligands in asymmetric catalysis. Top Organomet Chem 21:
117–157
Glorius F (2007) N–Heterocyclic carbenes in catalysis–an introduction. Top
Organomet Chem 21:1–20
Glorius F, Altenhoff G, Goddard R, Lehmann C (2002) Oxazolines as chiral
building blocks for imidazolium salts and N-heterocyclic carbene ligands.
Chem. Comm 2704–2705
Grasa GA, Gueveli T, Singh R, Nolan SP (2003) Efficient transesterification/
acylation reactions mediated by N-heterocyclic carbene catalysts. J Org
Chem 68:2812–2819
Grasa GA, Kissling RM, Nolan SP (2002) N-Heterocyclic carbenes as versatile
nucleophilic catalysts for transesterification/acylation reactions. Org Lett
4:3583–3586
Harrington PE, Tius MA (2001) Synthesis and absolute stereochemistry of roseophilin. J Am Chem Soc 123:8509–8514
He M, Bode JW (2005) Catalytic synthesis of γ-lactams via direct annulations
of enals and N-sulfonylimines. Org Lett 7:3131–3134
He M, Struble JR, Bode JW (2006b) Highly enantioselective azadiene Diels–
Alder reactions catalyzed by chiral N-heterocyclic carbenes. J Am Chem
Soc 128:8418–8420
He M, Uc GJ, Bode JW (2006a) Chiral N–heterocyclic carbene catalyzed, enantioselective oxodiene Diels–Alder reactions with low catalyst loadings.
J Am Chem Soc 128:15088–15089
201
Enders D, Kallfass U (2002) An efficient nucleophilic carbene catalyst for the
asymmetric benzoin condensation. Angew Chem Int Ed 41:1743–1745
Enders D, Niemeier O, Balensiefer T (2006) Asymmetric intramolecular crossed-benzoin reactions by N-heterocyclic carbene catalysis. Angew Chem
Int Ed 45:1463–1467
Enders D, Niemeier O, Henseler A (2007b) Organocatalysis by N-heterocyclic
carbenes. Chem Rev 107:5606–5655
Fischer C, Smith SW, Powell DA, Fu GC (2006) Umpolung of Michael acceptors catalyzed by N-heterocyclic carbenes. J Am Chem Soc 128:1472–1473
Fürstner A, Alcarazo M, César V, Lehmann CW (2006) Convenient, scalable
and flexible method for the preparation of imidazolium salts with previously inaccessible substitution patterns. Chem Comm 2006(20):2176–2178
Fukuda Y, Maeda Y, Kondo K, Aoyama T (2006) Strecker reaction of aldimines
catalyzed by a nucleophilic N-heterocyclic carbene. Synthesis 12:1937–
1939
Gade LH, Bellemin-Laponnaz S (2007) Chiral N-heterocyclic carbenes as
stereodirecting ligands in asymmetric catalysis. Top Organomet Chem 21:
117–157
Glorius F (2007) N–Heterocyclic carbenes in catalysis–an introduction. Top
Organomet Chem 21:1–20
Glorius F, Altenhoff G, Goddard R, Lehmann C (2002) Oxazolines as chiral
building blocks for imidazolium salts and N-heterocyclic carbene ligands.
Chem. Comm 2704–2705
Grasa GA, Gueveli T, Singh R, Nolan SP (2003) Efficient transesterification/
acylation reactions mediated by N-heterocyclic carbene catalysts. J Org
Chem 68:2812–2819
Grasa GA, Kissling RM, Nolan SP (2002) N-Heterocyclic carbenes as versatile
nucleophilic catalysts for transesterification/acylation reactions. Org Lett
4:3583–3586
Harrington PE, Tius MA (2001) Synthesis and absolute stereochemistry of roseophilin. J Am Chem Soc 123:8509–8514
He M, Bode JW (2005) Catalytic synthesis of γ-lactams via direct annulations
of enals and N-sulfonylimines. Org Lett 7:3131–3134
He M, Struble JR, Bode JW (2006b) Highly enantioselective azadiene Diels–
Alder reactions catalyzed by chiral N-heterocyclic carbenes. J Am Chem
Soc 128:8418–8420
He M, Uc GJ, Bode JW (2006a) Chiral N–heterocyclic carbene catalyzed, enantioselective oxodiene Diels–Alder reactions with low catalyst loadings.
J Am Chem Soc 128:15088–15089