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A Green Chemistry Approach to Asymmetric Catalysis（Chem Review）
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A Green Chemistry Approach to Asymmetric Catalysis: Solvent-Free and Highly Concentrated Reactions Patrick J. Walsh,*,† Hongmei Li,† and Cecilia Anaya de Parrodi*,‡ P. Roy and Diana T. Vagelos Laboratories, Department of Chemistry, University of Pennsylvania, 231 South 34th Street, Philadelphia, Pennsylvania 19104-6323, and Departamento de Ciencias Quı´mico Biolo´gicas, Universidad de las Ame´ricas-Puebla, Santa Catarina Ma´rtir s/n, Cholula Puebla, 72820, Me´xico Contents 1. Introduction and Scope 1 2. Solvent-Free and Highly Concentrated Reactions in Asymmetric Catalysis 2.1. Epoxide-Opening Reactions 3 2.1.1. Desymmetrization of meso-Epoxides 3 2.1.2. Mechanistic Investigations and Implications for Solvent-Free Epoxide Opening 2.1.3. ARO of meso-Epoxides with Benzoic Acid 5 2.2. Reactions with Racemic Epoxides 5 2.2.1. Kinetic Resolution of Epoxides with Me3SiN3 5 2.2.2. Dynamic Kinetic Resolution of Epichlorohydrin 6 2.2.3. Hydrolytic Kinetic Resolution of Epoxides 7 2.2.4. Oligomeric (salen)Co(III) Catalysts for the HKR 8 2.2.5. Supported (salen)Co(III) Catalyst for the HKR 11 2.2.6. Asymmetric Ring Opening of Epoxides Using Carbon Dioxide 11 2.3. Asymmetric Hetero-Diels-Alder Reaction 12 2.3.1. Asymmetric Hetero-Diels-Alder Reaction of Danishefsky’s Diene and Aldehydes 13 2.3.2. Hetero-Diels-Alder Reaction Catalyzed by (salen)Cr(X) Complexes 14 2.3.3. Organocatalytic Hetero-Diels-Alder Reaction Catalyzed by TADDOLDerivatives 15 2.3.4. Diastereoselective Hetero-Diels-Alder Reaction 15 2.3.5. Asymmetric Hetero-Diels-Alder Reaction of Danishefsky’s Diene with N-Aryl Imines 16 2.3.6. Asymmetric Hetero-Diels-Alder Reaction of Brassard’s Diene and Aldehydes 17 2.3.7. Asymmetric Hetero-Diels-Alder Reaction of Mono-oxygenated Dienes and Aldehydes 17 2.4. Asymmetric Metathesis Reactions 19 2.4.1. Asymmetric Ring-Closing Metathesis Reactions 19 2.4.2. Asymmetric Ring-Opening Metathesis/ Cross-Metathesis Reactions 20 2.5. Asymmetric Carbonyl-Ene Reaction 20 2.5.1. Self-Supported (BINOLate)Ti-Based Catalysts for the Carbonyl-Ene Reaction 21 2.6. Asymmetric Addition of Organometallic Reagents to Aldehydes and Ketones 21 2.6.1. Enantioselective Alkylation of Aldehydes with Dialkylzinc Reagents 21 2.6.2. Catalytic Asymmetric Acetylide Additions to Aldehydes 23 2.6.3. Asymmetric Addition of Alkyl Groups to Ketones 23 2.6.4. Asymmetric Allylation of Ketones 27 2.7. Lewis Acid Catalyzed Asymmetric Michael Reactions 29 2.8. Asymmetric Friedel-Crafts with Aromatic Ethers 29 2.9. Asymmetric Pauson-Khand-Type Reaction 30 2.10. Asymmetric Hydroformylation 31 2.10.1. Heterogeneous Asymmetric Hydroformylation Reactions 32 2.11. Asymmetric Hydrogenation Reaction 33 2.12. Asymmetric Hydrosilylation of Ketones 34 2.13. Asymmetric Allylic Amination 35 2.14. Asymmetric Conjugate Addition of Cyanide to R,â-Unsaturated Imides 35 2.15. Asymmetric Organocatalytic Reactions 36 2.15.1. Asymmetric Hajos-Parrish Reaction 36 2.15.2. Enantioselective Aldol Reaction 37 2.15.3. Enantioselective Morita-Baylis-Hillman Reaction 37 2.15.4. Enantioselective Organocatalytic Conjugate Additions 38 2.15.5. R-Amination of Ketones 39 3. Outlook 39 4. Abbreviations 39 5. Acknowledgments 40 6. References 40 1. Introduction and Scope G宝盘共享 http://vistadai.gbaopan.com/files/fdc2a17517d245c9b1e1f1deb62b182f.gbp |
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2楼2007-05-30 18:21:40
http://emuch.net/html/200605/240146.html(转）
ISI 推荐的近10年(1995-2005)在Asymmetric Catalysis方面最具影响力的20篇文献，您知道吗？***Article 1 |
3楼2007-05-30 18:23:21
★ ★ ★
rabbit7708(金币+3):还是感谢呀！：）
rabbit7708(金币+3):还是感谢呀！：）
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Angewandte Chemie Asymmetric Synthesis Recent Advances in Asymmetric Phase-Transfer Catalysis Takashi Ooi and Keiji Maruoka* From the Contents 1. Introduction 4223 2. General Mechanism of Asymmetric Phase-Transfer Catalysis 4224 3. Alkylation 4225 4. Michael Addition 4251 5. Aldol and Related Reactions 4257 6. Darzens Reaction 4257 7. Neber Rearrangement 4258 8. Horner–Wadsworth–Emmons Reaction 4259 9. Cyclopropanation 4259 10. Epoxidation 4259 11. Aziridination 4261 12. Oxidation 4262 13. Reduction 4262 14. Fluorination 4263 15. Sulfenylation 4263 16. Cyanation 4263 17. Conclusions 4263 http://vistadai.gbaopan.com/files/4515bb882e17419aa9808507c82c92a9.gbp |
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