科研论文

41  通过金属有机化合物的b-消除切断化学键

郑卫新  张文雄  席振峰*

有机化学，2004, 24, 1489-1500

40    Construction of Carbocycles via Zirconacycles and Titanacycles

Zhenfeng Xi* and Zhiping Li

Topics Organomet. Chem. 2004, 8, 27-56

(Issue Editor: Tamotsu Takahashi, Springer-Verlag Berlin Heidberg 2004)

39   Synthesis of 1,1,4,4-Tetrabromo-2-butenes and Related Compounds via Bromination-Desilylation of Silylated 1,3-Butadiene Derivatives

Zhenfeng Xi,* Xiaozhong Liu, Jianming Lu, Fengyu Bao, Hongtao Fan, Zhiping Li, and Tamotsu Takahashi*

J. Org. Chem. 2004, 69, 8547-8549.

38   Synthesis, structural characterization, and skeletal rearrangement of dibenzo tricyclo[3.3.0.0^2,6]-1,2,5,6- tetrasubstituted-octanes

Guotao Li, Hongyun Fan, Shiwei Zhang, and Zhenfeng Xi*

Tetrahedron Lett. 2004, 45, 8399-8402.

37   b-Hydride Elimination from a-Positioned Methyl Group of Bicyclic Zirconacyclopentanes Assisted by Aldehydes

Zhenfeng Xi,* Ruiyun Guo, Weixin Zheng, Hegen Zheng, Zhenqi Zhong, and Tamotsu Takahashi*

Chem. Lett. 2004, 33, 1110-1111.

36   Selective preparation of 1,3-butadienyl phosphines, 1-iodo- and 1,4-diiodo-butadienyl phosphine oxides via zirconocene-mediated cross-coupling of alkynylphosphines

Zhenfeng Xi,* Wenxiong Zhang, and Tamotsu Takahashi*

Tetrahedron Lett. 2004, 45, 2427-2429.

35   Formation of 2,6-dioxabicyclo[3.3.0]-octa-3,7-dienes or multiply substituted o-benzoquinones from reactions of 1,4-dilithio-1,3-dienes with dimethyl oxalate

Guoliang Mao, Jiang Lu and Zhenfeng Xi*

Tetrahedron Lett. 2004, 45, 8095-8098.

34   Reactions of substituted (1,3-butadiene-1,4-diyl)magnesium, 1,4-bis(bromomagnesio) butadienes and 1,4-dilithiobutadienes with ketones, aldehydes and PhNO to yield cyclopentadiene derivatives and N-Ph pyrroles by cyclodialkenylation

Hongyun Fang, Guotao Li, Guoliang Mao, Zhenfeng Xi*

Chem. Eur. J. 2004, 10, 3444-3450.

33   Reaction chemistry of 1,4-dilithio-1,3-diene and 1-lithio-1,3-diene derivatives (Microreview)

Zhenfeng Xi*

Eur. J. Org. Chem. 2004, 2773-2781.

32       Concise synthesis of stereodefined dienols and cyclopentadienes via direct addition of 1-bromomagnesiobutadienes and 1-lithiobutadienes to carbonyl compounds

Hongyun Fang, Qiuling Song, Zhihui Wang, Zhenfeng Xi*

Tetrahedron Lett. 2004, 45, 5159-5162.

31   Zirconocene-mediated intermolecular coupling of one molecule of Si-tethered diyne with three molecules of organonitriles: One-pot formation of pyrrolo[3,2-c]pyridine derivatives via cleavage of C-N triple bonds of organonitriles

Xiaohua Sun, Congyang Wang, Zhiping Li, Shiwei Zhang, Zhenfeng Xi*

J. Am. Chem. Soc. 2004, 126, 7172-7173.

30   Reactions of 1,4-dilithiobutadienes with isothiocyanates: preparation of iminocyclopentadiene derivatives via cleavage of the C = S double bond of a RN = C = S molecule

Congyang Wang, Qiuling Song, Zhenfeng Xi*

       Tetrahedron 2004, 60, 5207-5214.

29   Reaction of oxazirconacycloheptenes with aldehydes mediated by CuCl: one-pot synthesis of tetrahydrofuran derivatives from four different components involving two molecules of the same or different aldehydes, an ethylene and an alkyne

Changjia Zhao, Jiang Lu, Zhiping Li, Zhenfeng Xi*

Tetrahedron 2004, 60, 1417-1424.

28   Formation of stereodefined multiply substituted all-cis octatetraenes, tricycle- [4.2.0.0^2,5]octa-3,7-dienes and pentalenes via CuCl or FeCl₃-mediated dimerization of 1-lithiobutadienes and 1,4- dilithiobutadienes

Guotao Li, Hongyun Fang, and Zhenfeng Xi*

Tetrahedron Lett. 2003, 44,8705-8708.

27   CO Insertion Reaction of Zirconacyclopentadienes

       Zhenfeng Xi,* Hongtao Fan, Shizue Mito, and Tamotsu Takahashi*

J. Organomet. Chem. 2003, 682, 108-112

26   One-pot Four-component Synthesis of Tetrahydrofuran Derivatives Involving An Alkyne, An Ethylene and Two Aldehydes via CuCl-mediated Reactions of Oxazirconacyclopentenes with Aldehydes

Changjia Zhao, Jiang Lu, Jun Yan, and Zhenfeng Xi*

Tetrahedron Lett. 2003, 44, 6895-6898

25   Unprecedented Double C-C Bond Cleavage of a Cyclopentadienyl Ligand

Zhenfeng Xi,* Kimihiko Sato, Ye Gao, Jianming Lu, and Tamotsu Takahashi*

J. Am. Chem. Soc. 2003, 125, 9568-9569

24   Preparation of S-containing Heterocycles via Novel Reaction Patterns of Carbon Disulfide with 1-Lithlobutadienes and 1,4-Dilithiobutadienes
Congyang Wang, Jinglong Chen, Qiuling Song, Zhiping Li, and Zhenfeng Xi*

Arkivoc 2003, part (ii) 155-164

23   Lewis Acid Mediated Reactions of Zirconacyclopentenes with Aldehydes Affording Homoallyl Ketones via Oppenauer-type Oxidation

Changjia Zhao, Jun Yan, and Zhenfeng Xi*

J. Org. Chem. 2003, 68, 4355-4360

22   Reaction of Aluminacyclopentadienes with Aldehydes Affording Cyclopentadiene Derivatives

       Hongyun Fang, Changjia Zhao, Guotao Li, and Zhenfeng Xi*

Tetrahedron 2003, 59, 3779-3786.