Zobrazeno 1 - 10
of 47
pro vyhledávání: '"Kunio Mochida"'
Publikováno v:
Chem. Commun.. 50:6649-6652
Treatment of dialkylbenzylsilane (1) with trityl tetrakis(pentafluorophenyl)borate (TPFPB) in the presence of terminal or internal alkynes (3) and 2,6-di-tert-butyl-4-methylpyridine gave the corresponding 1,2-dihydro-2-silanaphthalene derivatives (4)
Publikováno v:
Macromolecular Symposia. 265:148-155
The monitoring of poly(di-n-hexylgermane) (PDHG) optical spectra in a variety of structures ranging from a bulk film to a nanosize polymer confined into a nanopore of SBA-15 was performed using the fluorescence and fluorescence excitation spectra in
Autor:
Mariko Takayama, Masato Nanjo, Yoko Usui, Sanshiro Komiya, Wakako Hatanaka, Michiko Suzuki, Kunio Mochida, Takako Kudo, Kuniyoshi Akasaka, Takashi Fukushima
Publikováno v:
Journal of Organometallic Chemistry. 692:395-401
The complex cis-Pt(Ph3Ge)2(PMe2Ph)2 underwent smooth isomerization to give the trans-isomer at room temperature via an associative five-coordinated intermediate. Thermodynamic parameters and activation energy for the cis to trans isomerization were o
Publikováno v:
Journal of Organometallic Chemistry. 690:2967-2974
1,2-Digermacyclobut-3-enes were prepared by the treatment of Z-α,β-bis(chlorodialkylgermyl)ethenes with Na metal in boiling toluene and their structures were fully established by spectroscopic methods coupled with X-ray crystallography. In the pres
Publikováno v:
Journal of Organometallic Chemistry. 690:2952-2955
Bis(triphenylgermyl)zinc (Ph3Ge)2Zn (1), prepared by the reaction of diethylzinc (Et2Zn) with two molar amounts of triphenylgermane (Ph3GeH), was easily reacted by a small amount of oxygen to give tetrameric oxide (Ph3GeZnO)4 (2). Four zinc and four
Publikováno v:
Journal of Organometallic Chemistry. 690:1588-1593
Group 14 element catenates such as di-, tri-, poly-germanes, and polystannanes are efficiently synthesized by use of the one-electron reducing agent SmI 2 under mild homogeneous conditions in good yields.
Publikováno v:
Polyhedron. 23:177-182
Polystyrene-supported hydrogermanes (1–4) were prepared by functionalization of polystyrenes or functionalization of a styrene followed by polymerization. The hydrogermanes, 1–4, reduced organic halides with or without a catalyst to give alkanes
Publikováno v:
Journal of Organometallic Chemistry. 672:100-108
The trimethylsilyl-substituted germylzinc halides, (Me3Si)3GeZnX (X=Cl, Br, and I), and silylzinc chlorides, R(Me3Si)2SiZnCl (R=SiMe3, Ph), have been prepared and their molecular structures have been full determined by spectroscopic and single-crysta
Publikováno v:
Journal of Organometallic Chemistry. 673:84-94
Thermal reactions of 1,2-dimetallacyclohexa-3,5-dienes (1–3) with tetracyanoethylene (TCNE) were investigated. The reaction of 1,2-disilacyclohexa-3,5-diene (1) with TCNE mainly gave 4-amino-5,6-dicyano-2,2,11,11-tetramethyl-1,8,9,10-tetraphenyl-3-
Publikováno v:
Journal of Organometallic Chemistry. 667:135-142
Alkyl(chloro)ethoxygermanes, RGe(OEt) n Cl 3− n (R= i -Pr, n =0; R= t -Bu, n =0–3; R= cyclo -C 6 H 11 , n =0) were hydrolyzed with aqueous NaOH in xylene at 130–140 °C to give cage hexakis(alkylgermasesquioxane)s, (RGe) 6 O 9 . These structure