Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Nobuhiko Shirasawa"'
Autor:
Noboru Ono, Nobuhiko Shirasawa, Jo Yukari, Tetsuo Okujima, Hiroko Yamada, Yuko Yamashita, Shigeo Fujimori, Tatsuya Aotake, Hidemitsu Uno
Publikováno v:
Tetrahedron Letters. 54(14):1790-1793
Highly fluorescent naphthacene derivatives and their photoconvertible precursors were synthesized for irreversibly photo-responsive fluorescent molecules. The fluorescence quantum yields (Φf) of the precursors were less than 0.02, and the precursors
Publikováno v:
Advanced Materials. 15:1455-1458
Publikováno v:
Organometallics. 20(No. 16):3582-3598
A series of hydrocarbyl complexes supported only by hydrotris(pyrazolyl)borato ligands (TpR‘ = 3,5-diisopropylpyrazolyl (TpiPr2) and 3,4,5-trimethylpyrazolyl derivatives (TpMe3)), TpR‘M−R (M/R/R‘ = Ni/η3-allyl/iPr2 (2iPr2Ni), Co/η3-allyl/iP
Autor:
Nobuhiko Shirasawa, Takako Kobayashi, Sadako Imai, Nobumasa Kitajima, Hiroshi Fujii, Yoshihiko Moro-oka, Kiyoshi Fujisawa, Tetsuhiko Yoshimura
Publikováno v:
Inorganic Chemistry. 37:3066-3070
Copper(I) carbonyl complexes with a series of hindered LR1,R2 ligands (L: hydrotris(pyrazolyl)borate, R1 and R2 are substituents at the 3- and 5-positions of the pyrazole ring, respectively), LR1,R2CuCO [R1, R2 = Me, Me (1), i-Pr, i-Pr (2), t-Bu, Me
Publikováno v:
MRS Proceedings. 871
We report a novel class of emitting materials for use in the organic light-emitting devices (OLEDs): multifunctional phosphorescent dendrimers that have a phosphorescent core and have charge transporting dendrons. We have synthesized first-generation
Publikováno v:
Chemical Communications. :417-418
Coordinatively unsaturated hydrocarbyl complexes bearing β-hydrogen atoms, TpiPrM–CH2CH3 [M = Fe, Co; TpiPr = hydrotris(3,5-diisopropylpyrazolyl)borate], 14e and 15e species, respectively, are prepared; they are resistant to β-hydride elimination
Autor:
Nobuhiko Shirasawa, Munetaka Akita
Publikováno v:
Chemical Communications. :973-974
Coordinatively unsaturated allyl and benzyl complexes with the hydrotris(3,5-diisopropylpyrazolyl)borate ligand (TpiPr), TpiPrM–allyl (M = Ni, Co, Fe) and TpiPrFe–p-methylbenzyl, are prepared and characterized by X-ray crystallography, and the al
Publikováno v:
Japanese Journal of Applied Physics. 44:4151
We report a novel class of light-emitting materials for use in organic light-emitting diodes (OLEDs): multifunctional phosphorescent dendrimers that have a phosphorescent core and dendrons based on charge-transporting building blocks. We synthesized