Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Kenta, Shimizu"'
Autor:
Tamejiro Hiyama, Takeshi Komiyama, Osamu Goto, Shu-ichi Uno, Hideyuki Ikehira, Yasunori Minami, Kenta Shimizu
Publikováno v:
Synlett. 28:2407-2410
Nickel-catalyzed N-arylation reaction of N-trimethylsilyl-carbazole using aryl bromides is found to proceed in the presence of sodium acetate, giving N-aryl-carbazoles in high yields. Under these conditions, N-trimethylsilyl-carbazole could react wit
Autor:
Osamu Goto, Tamejiro Hiyama, Takeshi Komiyama, Hideyuki Ikehira, Yasunori Minami, Kenta Shimizu
Publikováno v:
Bulletin of the Chemical Society of Japan. 88:1437-1446
Carbon–nitrogen bond-forming cross-coupling reaction of haloarenes with N-trimethylsilyl (TMS)-substituted secondary and primary arylamines proceeded with the aid of a palladium catalyst and a fluo...
Publikováno v:
The Journal of Organic Chemistry. 76:3604-3608
The AgOAc/ThioClickFerrophos complex catalyzed the asymmetric Mannich reaction of glycine Schiff base with N-tosylimines effectively to give a mixture of syn and anti adducts (syn/anti = 60/40-70/30) at high yields with high enantioselectivities (up
Publikováno v:
Chemistry Letters. 43:201-203
Publikováno v:
Tetrahedron Letters. 51:5068-5070
A silver(I)/ThioClickFerrophos complex catalyzed the endo selective asymmetric 1,3-dipolar cycloaddition reaction of methyl N-benzylideneglycinate (the source of azomethine ylides) with α,β-unsaturated esters and maleimides to give the endo-2,4,5-
Publikováno v:
ChemInform. 43
The ferrocene derivative efficiently promotes the asymmetric hydrogenation of various α,β-unsaturated phosphonates.
Publikováno v:
The Journal of organic chemistry. 77(7)
Newly developed ClickFerrophos II ligands were applied in the hydrogenation of α,β-unsaturated phosphonates. The use of a rhodium/ClickFerrophos II catalyst was examined in the hydrogenation of functionalized α,β-unsaturated phosphonates and was
Publikováno v:
ChemInform. 42
The AgOAc/ThioClickFerrophos complex catalyzed the asymmetric Mannich reaction of glycine Schiff base with N-tosylimines effectively to give a mixture of syn and anti adducts (syn/anti = 60/40-70/30) at high yields with high enantioselectivities (up
Publikováno v:
ChemInform. 42
Optimized reaction conditions afford polysubstituted pyrrolidines with high endo- and enantioselectivity.
Publikováno v:
ChemInform. 41
The reaction proceeds with high endo- and enantioselectivities to afford the tetrasubstituted pyrrolidines in high yields.