Effect of benzyl substitution at different sites on the inhibition performance of pyrimidine derivatives for mild steel in highly acidic solution
Effect of benzyl substitution at different sites on the inhibition performance of pyrimidine derivatives for mild steel in highly acidic solution
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不同位点的苄基取代对嘧啶衍生物在强酸性溶液中对低碳钢缓蚀性能的影响
DOI:
10.1016/j.jtice.2018.09.010
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发表时间:
2019-02
影响因子:
5.7
通讯作者:
Zhang G.A.
中科院分区:
文献类型:
--
作者:
Hou B.S.;Xu N.;Zhang Q.H.;Xuan C.J.;Liu H.F.;Zhang G.A.
Three pyrimidine derivatives, 6-amino-2-(benzylthio)-4(3H)-pyrimidinone (BTP-1), 6-amino-3-benzyl-2-(benzylthio)-4(3H)-pyrimidinone (BTP-2) and 6-(benzyloxy)-2-(benzylthio)-4-pyrimidinamine (BTP-3), were synthesized as corrosion inhibitors for mild steel in 3 M HCl solution. The inhibition performance of these three pyrimidine derivatives was studied by weight loss and electrochemical measurements, surface characterization, and theoretical calculations. It is found that these three pyrimidine derivatives act as mixed-type inhibitors with predominant cathodic effectiveness, and exhibit good inhibition performance with the order of BTP-1 < BTP-2 < BTP-3. Their adsorption behavior follows the Langmuir adsorption model. Based on the experimental results and theoretical calculations, the effect of benzyl substituent at different sites on the inhibition performance of pyrimidine derivatives is discussed.
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影响因子:
2.4
作者:
Dofe, Vidya S.;Sarkate, Aniket P.;Gill, Charansingh H.
通讯作者:
Gill, Charansingh H.
影响因子:
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影响因子:
8.3
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