自由基环化条件下五元六元杂环的形成,Synthesis |
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摘要 这篇综述描述了通过自由基环化在各种有机分子中形成五元和六元杂环的情况,并涵盖了该主题在2008年至2010年期间取得的进展。 1引言 2试剂,溶剂,自由基引发剂和反应性 3种一般的机械途径:区域选择性和立体选择性 4氮杂环的合成 4.1以氮为中心的自由基环化 4.2 N -Vinylic和相关系统 4.3 N-烯丙基及相关体系 4.4 N-烷基和相关系统 4.5非对映选择性自由基环化 4.6级联和串联自由基环化 4.7原子转移和基团转移自由基环化 4.8氧化自由基环化 4.9其他 5氧杂环的合成 5.1非对映选择性自由基环化 5.2其他 6硫杂环的合成 7硅杂环的合成 8其他 9结论 这篇综述描述了通过自由基环化在各种有机分子中形成五元和六元杂环的情况,并涵盖了该主题在2008年至2010年期间取得的进展。 1引言 2试剂,溶剂,自由基引发剂和反应性 3种一般的机械途径:区域选择性和立体选择性 4氮杂环的合成 4.1以氮为中心的自由基环化 4.2 N -Vinylic和相关系统 4.3 N-烯丙基及相关体系 4.4 N-烷基和相关系统 4.5非对映选择性自由基环化 4.6级联和串联自由基环化 4.7原子转移和基团转移自由基环化 4.8氧化自由基环化 4.9其他 5氧杂环的合成 5.1非对映选择性自由基环化 5.2其他 6硫杂环的合成 7硅杂环的合成 8其他 9结论
"点击查看英文标题和摘要" Formation of Five- and Six-Membered Heterocyclic Rings under Radical Cyclization Conditions
Abstract This review describes the formation of five- and six-membered heterocyces in various organic molecules by radical cyclization and covers the progress made on the topic during the period of 2008 through 2010. 1 Introduction 2 Reagents, Solvents, Radical Initiators, and Reactivity 3 General Mechanistic Pathways: Regio- and Stereoselectivity 4 Synthesis of Nitrogen Heterocycles 4.1 Nitrogen-Centered Radical Cyclizations 4.2 N-Vinylic and Related Systems 4.3 N-Allylic and Related Systems 4.4 N-Alkyl and Related Systems 4.5 Diastereoselective Radical Cyclizations 4.6 Cascade and Tandem Radical Cyclizations 4.7 Atom- and Group-Transfer Radical Cyclizations 4.8 Oxidative Radical Cyclizations 4.9 Miscellaneous 5 Synthesis of Oxygen Heterocycles 5.1 Diastereoselective Radical Cyclizations 5.2 Miscellaneous 6 Synthesis of Sulfur Heterocycles 7 Synthesis of Silicon Heterocycles 8 Miscellaneous 9 Conclusions This review describes the formation of five- and six-membered heterocyces in various organic molecules by radical cyclization and covers the progress made on the topic during the period of 2008 through 2010. 1 Introduction 2 Reagents, Solvents, Radical Initiators, and Reactivity 3 General Mechanistic Pathways: Regio- and Stereoselectivity 4 Synthesis of Nitrogen Heterocycles 4.1 Nitrogen-Centered Radical Cyclizations 4.2 N-Vinylic and Related Systems 4.3 N-Allylic and Related Systems 4.4 N-Alkyl and Related Systems 4.5 Diastereoselective Radical Cyclizations 4.6 Cascade and Tandem Radical Cyclizations 4.7 Atom- and Group-Transfer Radical Cyclizations 4.8 Oxidative Radical Cyclizations 4.9 Miscellaneous 5 Synthesis of Oxygen Heterocycles 5.1 Diastereoselective Radical Cyclizations 5.2 Miscellaneous 6 Synthesis of Sulfur Heterocycles 7 Synthesis of Silicon Heterocycles 8 Miscellaneous 9 Conclusions |
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