Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Wan-Ping Yen"'
Publikováno v:
Arabian Journal of Chemistry, Vol 12, Iss 8, Pp 1908-1917 (2019)
New polysubstituted N-arylpyrazole derivatives were synthesized from N1-arylsydnone with acetylene and boronic acid, including 2-thiophenyl, 3-thiophenyl, 2-benzo[b]thiophenyl, or dibenzothiophenyl-4-boronic acid, via 1,3-dipolar cycloaddition and Su
Externí odkaz:
https://doaj.org/article/ba4bcb352881465b8962b8a273148a61
Autor:
Wan-Ping Yen, 嚴婉萍
97
Our propagation on saving energy is always leaded by government. The issue has been recently taken much attention by local enterprises due to aggressive movement from government. However, part of retailing warehouses are afraid it will influe
Our propagation on saving energy is always leaded by government. The issue has been recently taken much attention by local enterprises due to aggressive movement from government. However, part of retailing warehouses are afraid it will influe
Externí odkaz:
http://ndltd.ncl.edu.tw/handle/50920675263587160665
Autor:
Naoto Uramaru, Ming Yu Liou, Shuo-En Tsai, Fung Fuh Wong, Jia-Jun Xie, Ching-Chun Tseng, Wan-Ping Yen, Yi-Ting Li
Publikováno v:
Tetrahedron. 74:2787-2791
The efficient acid catalytic synthesis of pyrazolo [3,4-d]pyrimidine was developed by treating 1H-pyrazol-5-yl-N,N-dimethylformamidine with various aminating agents including N,O-bis(trimethylsilyl)hydroxylamine (NHSiMe3(OSiMe3)), cyanamide (NH2C N),
Autor:
Shuo-En Tsai, Ching-Chun Tseng, Hiroyuki Takayama, Fung Fuh Wong, Yueh-Hsiung Kuo, Wan-Ping Yen, Yu‐Tzu Hu
Publikováno v:
European Journal of Organic Chemistry. 2018:1567-1571
Autor:
Wan-Ping Yen1,2 (AUTHOR) a5850478@yahoo.com.tw, Shuo-En Tsai1,2 (AUTHOR) u100003044@cmu.edu.tw, Naoto Uramaru3 (AUTHOR) uramaru@nichiyaku.ac.jp, Hiroyuki Takayama4 (AUTHOR) h.takayama@nichiyaku.ac.jp, Fung Fuh Wong1 (AUTHOR) ffwong@mail.cmu.edu.tw
Publikováno v:
Molecules. May2017, Vol. 22 Issue 5, p820. 12p. 3 Diagrams, 4 Charts.
Publikováno v:
Asian Journal of Organic Chemistry. 6:1470-1475
A new indium(III) chloride/silica gel promoted one-pot multicomponent reaction for synthesis of 5-(2-(1,2,4-triazol-3-yl)hydrazinyl)-1,2,4-triazin-6-ones was developed by reacting hydrazonoyl hydrochlorides with N,N'-bis(trimethylsilyl)carbodiimine.
Autor:
Te-Wei Chang, Shi-Han Lu, Kun-Heng Chiang, Naoto Uramaru, Wan-Ping Yen, Fung Fuh Wong, Wei-Siou Tseng
Publikováno v:
Heteroatom Chemistry. 27:235-242
A convenient synthetic method for N-arylformamide derivatives was successfully developed by reacting α-iodo-N-arylacetamides with formamide. This method was applicable to α-iodo-N-arylacetamide substrates bearing electron-donating or electron-withd
Publikováno v:
European Journal of Organic Chemistry. 2016:2328-2335
An effective 1,3-dipolar cycloaddition was developed for the synthesis of 5-amino-1,2,4-triazoles by reacting hydrazonoyl hydrochlorides (nitrilimines) with carbodiimides in the presence of triethylamine as a base. Both symmetric and asymmetric carbo
Publikováno v:
Tetrahedron. 71:6749-6758
A series of N , O -disubstituted glycolamide derivatives have been successfully synthesized through Vilsmeier reagent initialed sequential one-pot multicomponent procedure from α-chloro N -arylacetamides with formamide/PBr 3 and acid chloride. The t
Publikováno v:
Molecules : A Journal of Synthetic Chemistry and Natural Product Chemistry
Molecules; Volume 22; Issue 5; Pages: 820
Molecules; Volume 22; Issue 5; Pages: 820
A novel one-flask synthetic method was developed in which 5-aminopyrazoles were reacted with N,N-substituted amides in the presence of PBr3. Hexamethyldisilazane was then added to perform heterocyclization to produce the corresponding pyrazolo[3,4-d]