منابع مشابه
Spotlight: Catalytic vinylogous anomeric based oxidation (Part I)
Stereoelectronic effects is a bridge between structure and reactivity [1]. Anomeric effect plays an important role in the domain of stereoelectronic interaction and can be used for description of several unusual phenomena. Intramolecular negative hyperconjugation is also known as anomeric effect [2]. In anomeric effect, both donor (lone pairs) and acceptor groups (electronegative elements) coex...
متن کاملDevelopments of modified magnetic nanoparticle -supported heteropolyacid catalytic performances in dibenzothiophene desulfurization
In this research, Keggin-type polyoxometalate, H5PMoV2O40 (denoted as PMoV) was immobilized on modified NiFe2O4 nanoparticles to produce a magnetically separable catalyst. This catalyst was characterized using X-ray diffraction (XRD), Fourier-transform infrared spectroscopy (FT-IR), field emission scanning electron microscopy (FESEM), cycli...
متن کاملDevelopments of modified magnetic nanoparticle -supported heteropolyacid catalytic performances in dibenzothiophene desulfurization
In this research, Keggin-type polyoxometalate, H5PMoV2O40 (denoted as PMoV) was immobilized on modified NiFe2O4 nanoparticles to produce a magnetically separable catalyst. This catalyst was characterized using X-ray diffraction (XRD), Fourier-transform infrared spectroscopy (FT-IR), field emission scanning electron microscopy (FESEM), cycli...
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ژورنال
عنوان ژورنال: Journal of The Japan Petroleum Institute
سال: 1983
ISSN: 0582-4664
DOI: 10.1627/jpi1958.26.447