New Concepts for Organocatalysis
37
Clemente FR, Houk KN (2004) Computational evidence for the enamine mechanism of intramolecular aldol reactions catalyzed by proline. Angew Chem
Int Ed Engl 43:5766–5768
Córdova A (2003) One-pot organocatalytic direct asymmetric synthesis of γamino alcohol derivatives. Synlett 2004:1651–1654
Córdova A, Notz W, Barbas CF 3rd (2002a) Proline-catalyzed one-step asymmetric synthesis of 5-hydroxy-(2E)-hexenal from acetaldehyde. J Org Chem
67:301–303
Córdova A, Notz W, Barbas CF 3rd (2002b) Direct organocatalytic aldol reactions in buffered aqueous media. Chem Commun (Camb) Dec 21:3024–
3025
Córdova A, Watanabe S, Tanaka F, Notz W, Barbas CF 3rd (2002c) A highly
enantioselective route to either enantiomer of both alpha- and beta-amino
acid derivatives. J Am Chem Soc 124:1866–1867
Dang TP, Aviron-Violet P, Colleuille Y, Varagnat J (1982) Catalysis of the
homogeneous-phase hydrogenation of α,β -unsaturated aldehydes. Application to the asymmetric synthesis of citronellal. J Mol Catal 16:51–59
Dorta R, Shimon L, Milstein D (2004) Rhodium complexes with chiral counterions: achiral catalysts in chiral matrices. J Organomet Chem 689:751–758
Eder U, Sauer G, Wiechert R (1971) New type of asymmetric cyclization to
optically active steroid CD partial structures. Angew Chem Int Ed Engl
10:496–497
Enders D, Grondal C, Vrettou M, Raabe G (2005) Asymmetric synthesis of selectively protected amino sugars and derivatives by a direct organocatalytic
Mannich reaction. Angew Chem Int Ed Engl 44:4079–4083
Enders D, Grondal C, Vrettou M (2006) Efficient entry to amino sugars and
derivatives via asymmetric organocatalytic Mannich reactions. Synthesis
2006:3597–3604
Enders D, Hüttl MRM (2005) Direct organocatalytic α-fluorination of aldehydes and ketones. Synlett 2005:991–993
Enders D, Seki A (2002) Proline-catalyzed enantioselective Michael additions
of ketones to nitrostyrene. Synlett 2002:26–28
Enders D, Vrettou M (2006) Asymmetric synthesis of (+)-polyoxamic acid via
an efficient organocatalytic Mannich reaction as the key step. Synthesis
13:2155–2158
Hagen TG, Narayanan K, Names J, Cook JM (1989) DDQ oxidations in the indole area. Synthesis of 4-alkoxy-beta-carbolines including the natural products crenatine and 1-methoxycanthin-6-one. J Org Chem 54:2170–2178
Hajos ZG, Parrish DR (1974) Asymmetric synthesis of bicyclic intermediates
of natural product chemistry. J Org Chem 39:1615–1621
37
Clemente FR, Houk KN (2004) Computational evidence for the enamine mechanism of intramolecular aldol reactions catalyzed by proline. Angew Chem
Int Ed Engl 43:5766–5768
Córdova A (2003) One-pot organocatalytic direct asymmetric synthesis of γamino alcohol derivatives. Synlett 2004:1651–1654
Córdova A, Notz W, Barbas CF 3rd (2002a) Proline-catalyzed one-step asymmetric synthesis of 5-hydroxy-(2E)-hexenal from acetaldehyde. J Org Chem
67:301–303
Córdova A, Notz W, Barbas CF 3rd (2002b) Direct organocatalytic aldol reactions in buffered aqueous media. Chem Commun (Camb) Dec 21:3024–
3025
Córdova A, Watanabe S, Tanaka F, Notz W, Barbas CF 3rd (2002c) A highly
enantioselective route to either enantiomer of both alpha- and beta-amino
acid derivatives. J Am Chem Soc 124:1866–1867
Dang TP, Aviron-Violet P, Colleuille Y, Varagnat J (1982) Catalysis of the
homogeneous-phase hydrogenation of α,β -unsaturated aldehydes. Application to the asymmetric synthesis of citronellal. J Mol Catal 16:51–59
Dorta R, Shimon L, Milstein D (2004) Rhodium complexes with chiral counterions: achiral catalysts in chiral matrices. J Organomet Chem 689:751–758
Eder U, Sauer G, Wiechert R (1971) New type of asymmetric cyclization to
optically active steroid CD partial structures. Angew Chem Int Ed Engl
10:496–497
Enders D, Grondal C, Vrettou M, Raabe G (2005) Asymmetric synthesis of selectively protected amino sugars and derivatives by a direct organocatalytic
Mannich reaction. Angew Chem Int Ed Engl 44:4079–4083
Enders D, Grondal C, Vrettou M (2006) Efficient entry to amino sugars and
derivatives via asymmetric organocatalytic Mannich reactions. Synthesis
2006:3597–3604
Enders D, Hüttl MRM (2005) Direct organocatalytic α-fluorination of aldehydes and ketones. Synlett 2005:991–993
Enders D, Seki A (2002) Proline-catalyzed enantioselective Michael additions
of ketones to nitrostyrene. Synlett 2002:26–28
Enders D, Vrettou M (2006) Asymmetric synthesis of (+)-polyoxamic acid via
an efficient organocatalytic Mannich reaction as the key step. Synthesis
13:2155–2158
Hagen TG, Narayanan K, Names J, Cook JM (1989) DDQ oxidations in the indole area. Synthesis of 4-alkoxy-beta-carbolines including the natural products crenatine and 1-methoxycanthin-6-one. J Org Chem 54:2170–2178
Hajos ZG, Parrish DR (1974) Asymmetric synthesis of bicyclic intermediates
of natural product chemistry. J Org Chem 39:1615–1621