Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Ya-Ping Shao"'
Autor:
Chang-Sheng Zhang, Ya-Ping Shao, Fu-Min Zhang, Xue Han, Xiao-Ming Zhang, Kun Zhang, Yong-Qiang Tu
Publikováno v:
Chemical Science. 13:8429-8435
A novel classical kinetic resolution of 2-aryl-substituted or 2,3-disubstituted cyclobutanones of Baeyer-Villiger oxidation catalyzed by a Cu(ii)/SPDO complex is reported for the first time, producing normal lactones in excellent enantioselectivities
Autor:
Wen Xu, Jun‐Ding Zheng, Wen‐Yi Tong, Jiu‐Long Wang, Ya‐Ping Shao, Yu‐Ke Zhang, Yi‐Fan Tan, Chun‐Gang Duan
Publikováno v:
Advanced Quantum Technologies. 6
Autor:
Xiao-Yan Zhang, Ka Lu, Bao-Kuan Guo, Ya-Ping Shao, Hong Wang, Fu-Min Zhang, Yong-Qiang Tu, Xiao-Ming Zhang
Publikováno v:
The Journal of organic chemistry. 87(22)
An example of asymmetric Steglich-type rearrangement of enol lactones is reported. This highly enantioselective acyl transfer reaction is catalyzed by chiral isothiourea at ambient temperature and provides a useful synthetic approach to access enanti
Autor:
Xiao-Yan, Zhang, Ya-Ping, Shao, Bao-Kuan, Guo, Kun, Zhang, Fu-Min, Zhang, Xiao-Ming, Zhang, Yong-Qiang, Tu
Publikováno v:
Chemical communications (Cambridge, England). 57(85)
An SPA-triazolium bromide-catalyzed transannular
Catalytic enantioselective synthesis of chiral spirocyclic 1,3-diketones via organo-cation catalysis
Autor:
Fu-Min Zhang, Xiao-Yan Zhang, Xiao-Ming Zhang, Bao-Kuan Guo, Kun Zhang, Ya-Ping Shao, Yong-Qiang Tu
Publikováno v:
Chemical Communications. 57:11233-11235
An SPA-triazolium bromide-catalyzed transannular C-acylation of enol lactones is presented. This methodology provides convenient access to a range of enantioenriched spirocyclic 1,3-diketones in moderate to high yields and enantioselectivities and fe
Autor:
Juan Fang Han, Wei Dong Ling, Wen Shan Duan, Ya Ping Shao, Ji Zheng Duan, Da Qiang Zhao, Pan Wei
Publikováno v:
Physica B: Condensed Matter. 552:178-183
For possessing high tolerance to oxidation and radiation damage under irradiation of high fluence heavy ions, nano-laminated Cr2AlC is a better candidate material when used as the functional material in high temperature and nuclear reactors. In this
Publikováno v:
International Journal of Modern Physics B. 32:1850317
MAX phases captured attention ever since they were synthesized. They are suited for different applications, especially in high-temperature and extreme environments. So knowledge of mechanical properties is essential for our applications of MAX phases
Publikováno v:
Huan jing ke xue= Huanjing kexue. 34(4)
The distributions and pollution status of heavy metals in the suspended particles were investigated in the Wanquan and Wenchang/Wenjiao estuaries and the coastal area of eastern Hainan in July 2008. The concentrations of metal elements (Al, Fe, Mn, C