Citation: Xue Sheng MO, Yao Zeng HUANG. Stereospecific　synthesis　of　(E)-β-Trifluoroacetylvinyl　Handes　and　Their　Palladium-Catalyzed　Coupling　Reachon　with　Organozinc　Reagents[J]. Chinese Chemical Letters, ;1996, 7(4): 301-302. shu

Stereospecific　synthesis　of　(E)-β-Trifluoroacetylvinyl　Handes　and　Their　Palladium-Catalyzed　Coupling　Reachon　with　Organozinc　Reagents

Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry;Chinese Academy of Sciences. 354 Fenglin Lu, Shanghai 200032

Received Date: 10 October 1995

Fund Project: We warmly thank Professor Li-xin Dai for his valuable suggestions. Support of this research by the National Natural Science Foundation of China and Chinese Academy of Sciences is gratefully acknowledged.

The halogenation of (Z)-β-Trifluoroacetylvinyltelluride 1 leads to the unexpected pure (E)-β-trifluoroacetylvinyl halides 3,which are allowed to react with organozinc reagents 4 catalyzed by Pd (0) to furnish the corresponding (E)-α,β-unsaturated trifluoromethyl ketones 5 in good yields.
1. [1]
  Ke Zhang , Sheng Zuo , Pengyuan You , Tong Ru , Fen-Er Chen . Palladium-catalyzed stereoselective decarboxylative [4 + 2] cyclization of 2-methylidenetrimethylene carbonates with pyrrolidone-derived enones: Straightforward access to chiral tetrahydropyran-fused spiro-pyrrolidine-2,3-diones. Chinese Chemical Letters, 2024, 35(6): 109157-. doi: 10.1016/j.cclet.2023.109157
2. [2]
  Xiaohui Fu , Yanping Zhang , Juan Liao , Zhen-Hua Wang , Yong You , Jian-Qiang Zhao , Mingqiang Zhou , Wei-Cheng Yuan . Palladium-catalyzed enantioselective decarboxylation of vinyl cyclic carbamates: Generation of amide-based aza-1,3-dipoles and application to asymmetric 1,3-dipolar cycloaddition. Chinese Chemical Letters, 2024, 35(12): 109688-. doi: 10.1016/j.cclet.2024.109688
3. [3]
  Bowen Wang , Longwu Sun , Qianqian Cao , Xinzhi Li , Jianai Chen , Shizhao Wang , Miaolin Ke , Fener Chen . Cu-catalyzed three-component CSP coupling for the synthesis of trisubstituted allenyl phosphorothioates. Chinese Chemical Letters, 2024, 35(12): 109617-. doi: 10.1016/j.cclet.2024.109617
4. [4]
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5. [5]
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6. [6]
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7. [7]
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8. [8]
  Long Jin , Jian Han , Dongmei Fang , Min Wang , Jian Liao . Pd-catalyzed asymmetric carbonyl alkynylation: Synthesis of axial chiral ynones. Chinese Chemical Letters, 2024, 35(6): 109212-. doi: 10.1016/j.cclet.2023.109212
9. [9]
  Yuexiang Liu , Xiangqiao Yang , Tong Lin , Guantian Yang , Xiaoyong Xu , Bubing Zeng , Zhong Li , Weiping Zhu , Xuhong Qian . Efficient continuous synthesis of 2-[3-(trifluoromethyl)phenyl]malonic acid, a key intermediate of Triflumezopyrim, coupling with esterification-condensation-hydrolysis. Chinese Chemical Letters, 2025, 36(1): 109747-. doi: 10.1016/j.cclet.2024.109747
10. [10]
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11. [11]
  Yulin Mao , Jingyu Ma , Jiecheng Ji , Yuliang Wang , Wanhua Wu , Cheng Yang . Crown aldoxime ethers: Their synthesis, structure, acid-catalyzed/photo-induced isomerization and adjustable guest binding. Chinese Chemical Letters, 2024, 35(11): 109927-. doi: 10.1016/j.cclet.2024.109927
12. [12]
  Xiang Huang , Dongzhen Xu , Yang Liu , Xia Huang , Yangfan Wu , Dongmei Fang , Bing Xia , Wei Jiao , Jian Liao , Min Wang . Asymmetric synthesis of difluorinated α-quaternary amino acids (DFAAs) via Cu-catalyzed difluorobenzylation of aldimine esters. Chinese Chemical Letters, 2024, 35(12): 109665-. doi: 10.1016/j.cclet.2024.109665
13. [13]
  Meng Shan , Yongmei Yu , Mengli Sun , Shuping Yang , Mengqi Wang , Bo Zhu , Junbiao Chang . Bifunctional organocatalyst-catalyzed dynamic kinetic resolution of hemiketals for synthesis of chiral ketals via hydrogen bonding control. Chinese Chemical Letters, 2025, 36(1): 109781-. doi: 10.1016/j.cclet.2024.109781
14. [14]
  Jiajun Lu , Zhehui Liao , Tongxiang Cao , Shifa Zhu . Synergistic Brønsted/Lewis acid catalyzed atroposelective synthesis of aryl-β-naphthol. Chinese Chemical Letters, 2025, 36(1): 109842-. doi: 10.1016/j.cclet.2024.109842
15. [15]
  Shulei Hu , Yu Zhang , Xiong Xie , Luhan Li , Kaixian Chen , Hong Liu , Jiang Wang . Rh(Ⅲ)-catalyzed late-stage C-H alkenylation and macrolactamization for the synthesis of cyclic peptides with unique Trp(C7)-alkene crosslinks. Chinese Chemical Letters, 2024, 35(8): 109408-. doi: 10.1016/j.cclet.2023.109408
16. [16]
  Hong-Tao Ji , Yu-Han Lu , Yan-Ting Liu , Yu-Lin Huang , Jiang-Feng Tian , Feng Liu , Yan-Yan Zeng , Hai-Yan Yang , Yong-Hong Zhang , Wei-Min He . Nd@C₃N₄-photoredox/chlorine dual catalyzed synthesis and evaluation of antitumor activities of 4-alkylated sulfonyl ketimines. Chinese Chemical Letters, 2025, 36(2): 110568-. doi: 10.1016/j.cclet.2024.110568
17. [17]
  Hailong He , Wenbing Wang , Wenmin Pang , Chen Zou , Dan Peng . Double stimulus-responsive palladium catalysts for ethylene polymerization and copolymerization. Chinese Chemical Letters, 2024, 35(7): 109534-. doi: 10.1016/j.cclet.2024.109534
18. [18]
  Gongcheng Ma , Qihang Ding , Yuding Zhang , Yue Wang , Jingjing Xiang , Mingle Li , Qi Zhao , Saipeng Huang , Ping Gong , Jong Seung Kim . Palladium-free chemoselective probe for in vivo fluorescence imaging of carbon monoxide. Chinese Chemical Letters, 2024, 35(9): 109293-. doi: 10.1016/j.cclet.2023.109293
19. [19]
  Yanqi Wu , Yuhong Guan , Peilin Huang , Hui Chen , Liping Bai , Zhihong Jiang . Preparation of norovirus GII loop mediated isothermal amplification freeze-drying microsphere reagents and its application in an on-site integrated rapid detection platform. Chinese Chemical Letters, 2024, 35(9): 109308-. doi: 10.1016/j.cclet.2023.109308
20. [20]
  Shule Liu . Application of SPC/E Water Model in Molecular Dynamics Teaching Experiments. University Chemistry, 2024, 39(4): 338-342. doi: 10.3866/PKU.DXHX202310029