Zobrazeno 1 - 10
of 24
pro vyhledávání: '"Xingwang Han"'
Publikováno v:
Mathematical Problems in Engineering, Vol 2021 (2021)
The application of data mining technology in power field mainly focuses on the application of power defect text and dispatching text. However, the power operation and maintenance data contains a lot of information about power equipment suppliers. Tak
Publikováno v:
2022 Tenth International Conference on Advanced Cloud and Big Data (CBD).
Publikováno v:
Organometallics. 40:2709-2715
Synthesis of end-functionalized poly(norbornenes) (PNBs) and poly(ethylidenenorbornenes) (PENBs) were prepared using the palladium catalyst tBu3PPdMeCl/NaBArf in combination with the chain transfer...
Publikováno v:
CCS Chemistry. 3:955-963
Dienols are important structural motifs in organic molecules, but most of the traditional synthetic methods required multistep prefunctionalization of substrates, leading to stoichiometric waste an...
Publikováno v:
Journal of the American Chemical Society. 142:15431-15437
Palladium diimine-catalyzed polymerization of olefins using unsaturated alcohols as chain-transfer agents has been demonstrated. The reaction affords aldehyde end-capped polymers whose molecular weight can be tuned by varying the ratio of olefin/chai
Publikováno v:
IEEE/WIC/ACM International Conference on Web Intelligence.
Autor:
Ke Lu, Mengchun Ye, Wei-Wei Yao, Kun Zhang, Yin-Xia Wang, Hao Chen, Xue-Tao Xu, Yu-Xin Luan, Xingwang Han
Publikováno v:
ACS Catalysis. 8:3913-3917
A redox-neutral Ni-catalyzed intramolecular hydroarylation of alkene with simple arene has been developed, in which DMF played a proton shuttle role in facilitating the intramolecular coupling, avoiding the use of additional reductants and oxidants.
Autor:
Mengchun Ye, You-Ge Pu, Jiang-Fei Li, Qi-Lin Zhou, Wei-Wei Yao, Xingwang Han, Tao Zhang, Yan-Long Zheng
Publikováno v:
Angewandte Chemie. 130:5162-5165
A Brønsted acid enabled nickel-catalyzed hydroalkenylation of aldehydes and styrene derivatives has been developed. The Brønsted acid acts as a proton shuttle to transfer a proton from the alkene to the aldehyde, thereby leading to an economical an
Enantioselective Ni-Al Bimetallic Catalyzed exo-Selective C-H Cyclization of Imidazoles with Alkenes
Publikováno v:
Journal of the American Chemical Society. 140(16)
A Ni–Al bimetallic catalyzed enantioselective C–H exo-selective cyclization of imidazoles with alkenes has been developed. A series of bi- or polycyclic imidazoles with β-stereocenter were obtained in up to 98% yield and >99% ee. The bifunctiona
Publikováno v:
Chinese Journal of Chemistry. 33:705-710
A novel water-soluble, phosphine-free PEG "click" triazole palladacycle has been successfully synthesized. As a precatalyst, the palladacycle exhibited superior catalytic activity towards Suzuki-Miyaura and copper-free Sonogashira cross-coupling in n