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Preparation and evaluation of some benzimidazole derivatives as antioxidants for local base oil

Egyptian Journal of Petroleum • 2017
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Publication Information
Authors J.S. Basta a,*, A.A. El-Bassoussi a, A.A. Salem a, M.I. Nessim a, M.H. Ahmed b, S.K. Attia
Keywords benzimidazole-- antioxidants -local base oil
Journal Egyptian Journal of Petroleum
Publisher Elsevier
Volume 26
Issue Not Available
Pages 933–941
publication.type International
Paper Link Not Available
Supplementary Materials Not Available
Abstract
Abstract Some benzimidazole derivatives, 2(1-H benzo(d)imidazole-2-y1)thio) N-butyl acetamide
Ia, 2(I-H benzo(d)imidazole-2-yl)thio) N-octylacetamid Ib and 2(I-H benzo(d)imidazole-2-yl) thio)
N-dodecylactamide Ic were prepared and studied as antioxidants for base stock. The structure of
these compounds was elucidated by elemental analysis, IR and 1H NMR spectroscopy. The inhibition efficiency of the prepared compounds was determined by studying the oxidation stability of the
local base oil via the change in total acid number (TAN), viscosity and infrared (IR) spectroscopy