Synthesis 2014; 46(09): 1217-1223
DOI: 10.1055/s-0033-1340863
paper
© Georg Thieme Verlag Stuttgart · New York

One-Pot Three-Component Synthesis of New Mono- and Bis-1,2,3-triazole Derivatives of 2-Benzimidazolethiol with a Promising Inhibitory Activity against Acidic Corrosion of Steel

Authors

  • Deysi Y. Cruz-Gonzalez

    a   Departamento de Ciencias Básicas, Universidad Autónoma Metropolitana-Azcapotzalco, Av. San Pablo No. 180, México D. F., C. P. 02200, México   Fax: +52(55)53189000   Email: gns@correo.azc.uam.mx
    b   Departamento de Materiales, Universidad Autónoma Metropolitana-Azcapotzalco, Av. San Pablo No. 180, México D. F., C. P. 02200, México
  • Rodrigo González-Olvera

    a   Departamento de Ciencias Básicas, Universidad Autónoma Metropolitana-Azcapotzalco, Av. San Pablo No. 180, México D. F., C. P. 02200, México   Fax: +52(55)53189000   Email: gns@correo.azc.uam.mx
  • Guillermo E. Negrón-Silva*

    a   Departamento de Ciencias Básicas, Universidad Autónoma Metropolitana-Azcapotzalco, Av. San Pablo No. 180, México D. F., C. P. 02200, México   Fax: +52(55)53189000   Email: gns@correo.azc.uam.mx
  • Leticia Lomas-Romero

    c   Departamento de Química, Universidad Autónoma Metropolitana-Iztapalapa, Av. San Rafael Atlixco No. 186, México D.F., C. P. 09340, México
  • Atilano Gutiérrez-Carrillo

    c   Departamento de Química, Universidad Autónoma Metropolitana-Iztapalapa, Av. San Rafael Atlixco No. 186, México D.F., C. P. 09340, México
  • Manuel E. Palomar-Pardavé

    b   Departamento de Materiales, Universidad Autónoma Metropolitana-Azcapotzalco, Av. San Pablo No. 180, México D. F., C. P. 02200, México
  • Mario A. Romero-Romo

    b   Departamento de Materiales, Universidad Autónoma Metropolitana-Azcapotzalco, Av. San Pablo No. 180, México D. F., C. P. 02200, México
  • Rosa Santillan

    d   Departamento de Química, Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional, Apartado Postal 14-740, 07000 México D.F., México
  • Jorge Uruchurtu

    e   CIICAp, Universidad Autónoma del Estado de Morelos, Avenida Universidad 1001, Col. Chamilpa, 62209 Cuernavaca, Morelos, México
Further Information

Publication History

Received: 30 December 2013

Accepted after revision: 04 February 2014

Publication Date:
25 February 2014 (online)


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Abstract

A series of new mono- and bis-1,2,3-triazole derivatives of 2-benzimidazolethiol were synthesized by three-component copper(I)-catalyzed 1,3-dipolar cycloaddition. The desired heterocycles were obtained in good yields and fully characterized. The corrosion inhibition efficiency of new heterocyclic compounds was investigated on steel grade API 5L X52 in 1 M HCl using electrochemical impedance spectroscopy. The results revealed that these new organic compounds show promising inhibition properties for the corrosion of steel in acidic media.

Supporting Information