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Chem. Rev. 2003 Asymmetric Transition-Metal-Catalyzed Allylic Alkylations
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Chem. Rev. 2003 Asymmetric Transition-Metal-Catalyzed Allylic Alkylations: Applications in Total Synthesis 昨天发的 (Chem.Rev2004)Transition-Metal-Catalyzed Reactions in Heterocyclic Synthesis，忘了搜一下，重复了，不好意思！谢谢berlin的指正！ I. Considerations for Enantioselective Allylic Alkylation 2921 A. Introduction 2921 B. Mechanisms for Enantiodiscrimination 2923 1. Preferential Ionization via EnantioselectiveOlefin Complexation (Mechanism A) 2923 2. Enantiotopic Ionization of Leaving Groups (Mechanism B) 2923 3. Attack at Enantiotopic Termini of the Allyl Complex (Mechanism C) 2924 4. Enantioface Exchange in the è3-Allyl Complex (Mechanism D) 2924 5. Differentiation of Prochiral Nucleophile Faces (Mechanism E) 2924 C. Chiral Ligands 2924 II. Carbon-Carbon Bond Formation: Synthetic Applications and Developments 2925 A. Total Syntheses with Carbon Nucleophiles 2925 1. Malonate Type Nucleophiles 2925 2. Other Stabilized Carbanions as Nucleophiles 2927 B. AAA with Other Transition-Metal Catalysts 2929 1. Molybdenum 2929 2. Tungsten 2930 3. Other Metals (Iridium, Nickel, and Platinum) 2930 III. Syntheses Employing Asymmetric Carbon-Oxygen Bond Formation 2930 A. Primary Alcohols as Nucleophiles 2931 B. Carboxylates as Nucleophiles 2931 C. Alkylations with Phenols 2932 IV. Nitrogen Nucleophiles in AAA Total Synthesis 2935 A. Alkylamines as Nucleophiles 2935 B. Azides as a Nucleophile 2936 C. Sulfonamide Nucleophiles 2937 D. Imide Nucleophiles 2938 E. Heterocyclic Amine Nucleophiles 2940 V. Sulfur Nucleophiles 2941 VI. Summary and Conclusions 2941 VII. Acknowledgment 2941 VIII. References 2942 [ Last edited by wxwdoctor on 2007-3-25 at 20:44 ] |
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