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分子内O-H插入以及Wolff重排在合成含氧杂环化合物中的应用: ＜正＞含氧杂环体系经常存在于天然产物的结构中,因此,含氧杂环化合物的合成一直是有机化学中的研究热点之一．我们课题组通过研究发现了一个合成氧杂五元环的简单有效的方法．我们已报道过α-重氮-β-羰基酯或酮与TiCl4,Et3...; 廖明毅董甦伟王剑波; 文献传递

含β—羟基—γ—氨基酸结构单元的环肽类天然产物的不对称合成: ＜正＞环肽类化合物是一类结构复杂多样的天然产物。β-羟基-γ-氨基酸是许多此类天然产物的活性结构单元。例如,Hapalosin（1）是1994年从蓝藻中分离提取的一类新型结构的环肽化合物,因其对肿瘤细胞的多药耐药性细胞系...; 戴朝峰罗捷敏阮源萍叶剑良黄培强; 文献传递

1,2-lmidoyl Group Migration in Rh（ll） Carbene Reactions: ＜正＞1,2-Migration is one of the fundamental reactions in transition metal-catalyzed reaction of a-diazo carbony...; XU, Feng WANG, Jian-Bo (Key Laboratory of Bioorganic Chemistry and Molecular Engineering of Ministry of Education, Department of Chemical Biology, College of Chemistry, Peking University, Beijing 100871); 文献传递

β-羟基-α-重氮羰基化合物与TMSX的反应研究: ＜正＞本组对于β-羟基-a-重氮羰基化合物进行了比较丰富的研究,除了它本身的分解反应以外,也可以对其进行衍生化反应．利用β-羟基-α-重氮羰基化合物,我们合成了一些β位上为其它取代基的α-重氮羰基化合物,并且研究了其分解...; 肖峰平张振华王剑波; 文献传递

1,2- Thio Group Migration in Rh（Ⅱ） Carbene Reactions: ＜正＞ 1,2-Migration is one of the fundamental reactions in transition metal-catalyzed reaction of oc-diazo carbo...; Feng Xu, Weifeng Shi, and Jianbo Wang Key Laboratory of Bioorganic Chemistry and Molecular Engineering of Ministry of Education, Department of Chemical Biology, College of Chemistry, Peking University, Beijing 100871; 文献传递

β-Tosylamino and/3-Hydroxyl Substituted α-Diazocarbonyl Compounds： X-ray Structure and 1,2-Migrations under Photochemical Condition: 2006年; 马明闫瞾章士伟王剑波; 关键词：碳烯

Axial Ligand Effects in Rh（Ⅱ）-Carbene Reactions: ＜正＞ The Rh（Ⅱ）-carbene species generated from Rh（Ⅱ） catalyst and the diazo compound is highly reactive, which c...; Fengping Xiao, Weifeng Shi, Jian Zhang and Jianbo Wang Key Laboratory of Bioorganic Chemistry and Molecular Engineering of Ministry of Education, Department of Chemical Biology, College of Chemistry, Peking University, Beijing 100871; 文献传递

New Developments in Catalytic Asymmetric [2,3]-Sigmatropic Rearrangement of Sulfur Ylides Generated from Carbenoids: ＜正＞ The catalytic asymmetric inductions in oxygen or sulfur ylides generated from carbenoids have attracted co...; Ming Ma, Lingling Peng, Changkun Li and Jianbo Wang Key Laboratory of Bioorganic Chemistry and Molecular Engineering of Ministry of Education. Department of Chemical Biology, College of Chemistry, Peking University, Beijing 100871; 文献传递

Rh（Ⅱ）卡宾的1,2-烷基迁移在扩环反应中的应用: ＜正＞Rh（II）催化剂与α-重氮羰基化合物作用可以形成Rh（Ⅱ）卡宾,进而发生许多反应,诸如C-H插入、环丙烷化、叶立德反应及1,2-迁移等反应．在特定的条件下,1,2-迁移反应有可能成为Rh（Ⅱ）卡宾的主要反应途径．...; 陈树峰赵永华王剑波; 文献传递

1,3-Intramolecular C-H Insertion in Rh2（OAc）4-catalyzed Reaction of β-Tosyl α-Diazo Carbonyl Compounds: ＜正＞ C-H bond insertion is an unique reaction of Rh（Ⅱ） carbene. In particular, the intramolecular C-H. insertio...; Bo Zhang, Weifeng Shi, Jian Zhang, Shiwei Zhang and Jianbo Wang. Key Laboratory of Bioorganic Chemistry and Molecular Engineering of Ministry of Education, Department of Chemical Biology, College of Chemistry, Peking University, Beijing 100871; 文献传递

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