Zobrazeno 1 - 10
of 38
pro vyhledávání: '"Hideyuki Ikehira"'
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:
Chemistry Letters. 43:438-440
Palladium-catalyzed C–N bond-forming cross-coupling reaction of N-trimethylsilylamines with aryl bromides and chlorides is found to proceed in the presence of a fluoride activator in 1,3-dimethyl-2...
Publikováno v:
ChemInform. 45
The reaction can also be applied to the cross-coupling polymerization for the synthesis of triarylamine copolymers by reacting (XII) with (XIV) or (XVI), respectively.
Autor:
Ken-ichiro Ohya, Hideyuki Ikehira, Tamejiro Hiyama, Kenta Shimizu, Yoshiaki Nakao, Yasunori Minami
Publikováno v:
Chemistry Letters. 42:45-47
Cross-coupling reaction of dibromoarenes with HOMSi reagents (organo[2-(hydroxymethyl)phenyl]dimethylsilanes), or alternatively bromoarenes with arylene-bisHOMSi reagents, proceeded smoothly in the...
Autor:
Kenta Shimizu, Hideyuki Ikehira, Ken-ichiro Ohya, Tamejiro Hiyama, Yasunori Minami, Yoshiaki Nakao
Publikováno v:
ChemInform. 44
Cross-coupling reactions of dibromoarenes (I), (IV), and (VI) with HOMSi reagents (organo[2-hydroxymethylphenyl]dimethylsilanes) (II) or alternatively bromoarenes (IX) and arylene-bisHOMSi reagents, e.g. (VIII), afford ter- or quaterarenes (III), (V)
Autor:
Yasunori Minami, Takeshi Komiyama, Kenta Shimizu, Shu-ichi Uno, Tamejiro Hiyama, Osamu Goto, Hideyuki Ikehira
Publikováno v:
Synlett; 2017, Vol. 28 Issue 18, p2407-2410, 4p, 6 Diagrams, 2 Charts
Publikováno v:
Chemical Physics Letters. 201:481-484
A striking characteristic of C 60 is its extremely low LUMO energy. As an organic reaction utilizing this characteristic we considered the imaginary hydrogenation of C 60 which proceeds by repeating single electron transfer and the successive protona
Publikováno v:
ChemInform. 31
trans-RuCl2[P(C6H4-4-CH3)3]2(NH2CH2CH2NH2) acts as a highly effective precatalyst for the hydrogenation of a variety of benzophenone derivatives to benzhydrols that proceeds smoothly at 8 atm and 23−35 °C in 2-propanol containing t-C4H9OK with a s
Publikováno v:
Organic letters. 2(5)
[reaction: see text] trans-RuCl2[P(C6H4-4-CH3)3]2(NH2CH2CH2NH2) acts as a highly effective precatalyst for the hydrogenation of a variety of benzophenone derivatives to benzhydrols that proceeds smoothly at 8 atm and 23-35 degrees C in 2-propanol con