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http://dx.doi.org/10.5012/jkcs.2009.53.6.671

Theoretical Calculations of Metol as Corrosion Inhibitor of Steel  

Gece, Gokhan (Department of Physical Chemistry, Faculty of Science, Ankara University)
Publication Information
Abstract
Described here for the first time is an investigation on geometrical and electronic molecular structure of metol (N-methyl-p-aminophenol sulphate) as corrosion inhibitor of steel using density functional theory (DFT) calculations. Quantum chemical parameters such as highest occupied molecular orbital energy (EHOMO), lowest unoccupied molecular orbital energy (ELUMO), energy gap ((${\Delta}E$), Mulliken charges (($q_M$) and natural atomic (($q_n$) charge have been calculated both for gas and aqueous phases by using B3LYP/6-31G+(d,p) basis set. The relation between the inhibition efficiency and quantum chemical parameters have been discussed in order to elucidate the inhibition mechanism of the title compound.
Keywords
Metol; Corrosion; Inhibitor; Density functional theory;
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