نتایج جستجو برای: ferrocene carboxaldehyd

تعداد نتایج: 1909  

2011
Mengjuan Li Koichi Aoki Jingyuan Chen Toyohiko Nishiumi

When a nitrobenzene (NB) phase came in quiescent contact with a water phase, water-droplets were formed spontaneously near the oil|water interfaces (Electrochem. Commn. 11 (2009) 239). We reported here quantitative data of the NB-droplets by use of UV-absorbance, dynamic light scattering (DLS) and voltammetry with a help of ferrocene. The supernatant separated spontaneously from the oil-water m...

Journal: :Chemical communications 2006
Dae-Sik Kim Hidekazu Miyaji Byoung-Yong Chang Su-Moon Park Kyo Han Ahn

A ferrocene-based bis(o-trifluoroacetylcarboxanilide) receptor selectively recognizes m-phenylene diacetate through cooperative binding; the receptor also displays a significant negative shift in the oxidation potential of ferrocene upon the guest binding.

2012
G. A. S. Schulz S. Tamborim G. Cardoso T. Santos

The soot oxidation activity of metallic iron nanoparticles was studied under real diesel engine conditions. Particulate matter (PM) was sampled at distinct temperatures, using fuels containing ferrocene. The results indicated an 80% reduction of accumulated PM using fuels doped with 50 ppm ferrocene at a temperature of 460 ◦C. Temperature-programmed catalytic oxidation tests indicated that PM o...

Journal: :Nano letters 2012
Judy J Cha Martin Claassen Desheng Kong Seung Sae Hong Kristie J Koski Xiao-Liang Qi Yi Cui

We report low-temperature, magnetotransport measurements of ferrocene-doped Bi(2)Se(3) nanoribbons grown by vapor-liquid-solid method. The Kondo effect, a saturating resistance upturn at low temperatures, is observed in these ribbons to indicate presence of localized impurity spins. Magnetoconductances of the ferrocene-doped ribbons display both weak localization and weak antilocalization, whic...

Journal: :Photochem 2021

In this work, eleven heteroleptic copper complexes were designed and studied as photoinitiators of polymerization in three-component photoinitiating systems combination with an iodonium salt amine. Notably, ten them exhibited panchromatic behavior could be used for long wavelengths. Ferrocene-free capable efficiently initiating both the radical cationic polymerizations similar performances to t...

Journal: :The Journal of organic chemistry 2001
C J Yu H Wang Y Wan H Yowanto J C Kim L H Donilon C Tao M Strong Y Chong

We have synthesized two novel phosphoramidites with a ferrocenyl moiety at the 2'-ribose position linked through a butoxy linker. Using automated DNA/RNA synthesis techniques, oligonucleotides containing ferrocene at various positions were prepared and characterized by HPLC, MALDI-TOF mass spectrometry, and electrochemistry. Thermal stability studies of the ferrocene-modified DNA duplexes revea...

Journal: :Molecules 2017
Lubov V Snegur Yurii A Borisov Yuliya V Kuzmenko Vadim A Davankov Mikhail M Ilyin Mikhail M Ilyin Dmitry E Arhipov Alexander A Korlyukov Sergey S Kiselev Alexander A Simenel

Enantiomeric-enriched ferrocene-modified pyrazoles were synthesized via the reaction of the ferrocene alcohol, (S)-FcCH(OH)CH₃ (Fc = ferrocenyl), with various pyrazoles in acidic conditions at room temperature within several minutes. X-ray structural data for racemic (R,S)-1N-(3,5-dimethyl pyrazolyl)ethyl ferrocene (1) and its (S)-enantiomer (S)-1 were determined. A series of racemic pyrazolyla...

Journal: :Nanoscale 2010
M B Avinash K S Subrahmanyam Y Sundarayya T Govindaraju

Large scale preparation of single-layer graphene and graphene oxide is of great importance due to their potential applications. We report a simple room temperature method for the exfoliation of graphene oxide using covalent modification of graphene oxide with ferrocene to obtain single-layer graphene oxide sheets. The samples were characterized by FESEM, HRTEM, AFM, EDAX, FT-IR, Raman and Mössb...

Journal: :Langmuir : the ACS journal of surfaces and colloids 2005
R Carlisle Chambers Christina E Inman James E Hutchison

Developing methods to probe the nature and structure of nanoscale environments continues to be a challenge in nanoscience. We report a cyclic voltammetry investigation of the internal, hydrogen-bond-driven phase separation of amide-containing thiols and alkanethiols. Amide-containing thiols with a terminal ferrocene carboxylate functional group were investigated in two binary monolayers, one ho...

Journal: :Dalton transactions 2009
María Alfonso Antonia Sola Antonio Caballero Alberto Tárraga Pedro Molina

The synthesis of ferrocene-based heteroditopic receptors in which the ferrocene moiety is attached to an imidazo[4,5-e]benzothiadiazole or imidazo[4,5-f]quinoxaline is reported. These nitrogen-rich ferrocene derivatives show remarkable ion-sensing properties because of the presence of the redox active ferrocene unit and the polyazaheteroaromatic ring systems which act as a dual binding site for...

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