Eco-friendly synthesis, biological activity and evaluation of some new pyridopyrimidinone derivatives as corrosion inhibitors for API 5L X52 carbon steel in 5% sulfamic acid medium
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DOI: 10.1016/j.molstruc.2018.06.045
Abstract: Abstract Some new pyridopyrimidinones derivatives (PPDs) namely (E)-2-(hexadecylthio)-8-(4-methoxybenzylidene)-5-(4-methoxyphenyl)-1,2,3,6,7,8-hexahydro-4H-cyclopenta[5,6] pyrido[2,3-d] pyrimidin 4 -one (Compound I) and (E)-8-(4-methoxybenzylidene)-5-(4-methoxyphenyl) -2-thioxo-1,2,3,6,7,8-hexahydro-4H-cyclopenta [5,6] pyrido [2,3-d] pyrimidin-4-one (Compound II) were synthesized and characterized by IR, 1H-NMR, 13C-NMR and mass spectroscopy. The… read more here.
Keywords: derivatives corrosion; carbon steel; spectroscopy; x52 carbon ... See more keywords