نتایج جستجو برای: organosilicon compounds

تعداد نتایج: 226849  

2003
Kazuhiko Mizuno Tomoo Hayamizu Hajime Maeda

Regioand stereoselective photoallylation of electron-deficient alkenes by use of allylic silanes via photoinduced electron transfer has been described. Similar photoinduced functionalization reactions such as arylmethylation, alkylation, and silylation can be achieved by using a variety of organosilicon compounds. These photoreactions proceed via radical cations of organosilicon compounds and r...

Journal: :Metal-Based Drugs 2001
Benoît Célariès Ghassoub Rima Louis Court Claude Lion Jean-Denis Laval

A number of organosilicon and organogermanium derivatives and some related compounds including the N-substituted. 2-[1-naphthylmethyl]-2-imidazoline and 2-[1-(1-naphthyl)ethyl]-2-imidazoline have been prepared and the toxicity of some compounds have been determined in mice. In this paper we report the synthesis and the evaluation of the pharmacological activity of new organosilicon and organoge...

Journal: :Bulletin of Japan Society of Coordination Chemistry 2020

Journal: :Nippon kagaku zassi 1950

Journal: :Chemical communications 2010
Yutaro Hirono Koji Kobayashi Misato Yonemoto Yoshinori Kondo

Metal-free deprotonative functionalization of heteroaromatic compounds was achieved using an organic superbase catalyst; an organosilicon additive such as trimethylsilylpropyne was employed for activating the catalytic cycle of 1,2-addition to carbonyl compounds.

Journal: :Metal-Based Drugs 1999
Ghassoub Rima Jacques Satgé Rodolphe Dagiral Claude Lion Henri Sentenac-Roumanou Marc Fatôme Vincent Roman Jean-Denis Laval

The present review describes the work carried out during the last 20 years in the field of the radioprotective activity and toxicity of several classes of organosilicon and organogermanium compounds (i.e. metallathiazolidines, metalladithioacetals, metallatranes and germathianes).

Journal: :Organic letters 2013
Yoshihiro Inamoto Yuta Kaga Yoshihiro Nishimoto Makoto Yasuda Akio Baba

The indium triiodide catalyzed single-stage cascade reaction of N-sulfonyl amides with hydrosilanes and two types of organosilicon nucleophiles such as silyl cyanide and silyl enolates selectively promoted deoxygenative functionalization to give α-cyanoamines and β-aminocarbonyl compounds, respectively.

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