نتایج جستجو برای: phosphonic acid

تعداد نتایج: 747569  

2017
K. Karuppasamy K. Prasanna Dhanasekaran Vikraman Hyun-Seok Kim Liviu Mitu Hee Woo Rhee Ying-Ling Liu

Herein, we demonstrate a facile methodology to synthesis a novel methacrylic phosphonic acid (PA)-functionalized polyhedral oligomeric silsesquioxanes (POSSs) via thiol-ene click reaction using octamercapto thiol-POSS and ethylene glycol methacrylate phosphate (EGMP) monomer. The presence of phosphonic acid moieties and POSS-cage structure in POSS-S-PA was confirmed by Fourier transform infrare...

Journal: :The Journal of pharmacology and experimental therapeutics 1998
B H Westerink P Enrico J Feimann J B De Vries

Receptor-specific compounds were applied by retrograde microdialysis to the ventral tegmental area (VTA) of the rat brain. The effects of intrategmental infusions on extracellular dopamine in the ipsilateral prefrontal cortex (PFC) were recorded with a second microdialysis probe. Intrategmental infusion of tetradotoxin (1 microM), muscimol (20 microM) or baclofen (50 microM) decreased extracell...

Journal: :Environmental Health Perspectives 1999
N B Munro S S Talmage G D Griffin L C Waters A P Watson J F King V Hauschild

We include in this review an assessment of the formation, environmental fate, and mammalian and ecotoxicity of CW agent degradation products relevant to environmental and occupational health. These parent CW agents include several vesicants: sulfur mustards [undistilled sulfur mustard (H), sulfur mustard (HD), and an HD/agent T mixture (HT)]; nitrogen mustards [ethylbis(2-chloroethyl)amine (HN1...

M.H. Ghorbani R. Fazaeli

The structure and relative stability of Molybdata-Phosphonic Acid (MP) Complex in different solventshave been carried out using Density Functional Theory (DP[) methods. The methods me used forcalculations are B3LYP and 83PW91. that have been studied in two series of basis sets: D95"and 6-31+0(cl,p) for hydrogen and oxygen atoms; LANL2OZ for Mn and Phosphorus. Predicted geometw and relativestabi...

Journal: :Progress in Organic Coatings 2021

To create an effective adhesion promotion for different surfaces, specific anchor groups are necessary such as phosphonic metals. Biobased phosphorylated monomer from cardanol was synthesized and polymerized by UV curing or miniemulsion radical polymerization. Phosphonic ethoxy methacrylate (CMP) via hydroxyethylation, followed phosphorylation addition of dimethyl phosphite onto the unsaturatio...

Journal: :Journal of the American Chemical Society 2005
Maarten A C Broeren Bas F M de Waal Marcel H P van Genderen H M H F Sanders George Fytas E W Meijer

A new way to analyze supramolecular dendritic architectures is reported by making use of (13)C NMR and (31)P NMR. Two ethylene glycol guest molecules have been synthesized containing a (13)C labeled carboxylic acid headgroup (2) and a phosphonic acid headgroup (3). The binding of these guests to urea-adamantyl modified poly(propylene imine) dendrimers has been investigated with (13)C NMR and (3...

Journal: :The Journal of organic chemistry 2015
Zhongwen Li Jianyu Dong Xiuling Chen Qiang Li Yongbo Zhou Shuang-Feng Yin

A general and efficient phosphorous acid-catalyzed cyclocondensation of β-ketoesters with o-aminobenzamides via selective C-C bond cleavage leading to quinazolinones is developed. This reaction proceeds smoothly under metal- and oxidant-free conditions, giving both 2-alkyl- and 2-aryl-substituted quinazolinones in excellent yields. This strategy can also be applied to the synthesis of other N-h...

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