New Route for the Synthesis of Pyrimido[4',5':4,5]thiazolo[3,2-a]benzimidazol-4(3H)-ones

A. DAVOODNIA; H. ESHGHI; S. EZZATAHMADI; N. TAVAKOLI-HOSEINI

Issue

Vol. 22 No. 6 (2010): Vol 22 Issue 6

Issue Published : March 9, 2010

New Route for the Synthesis of Pyrimido[4',5':4,5]thiazolo[3,2-a]benzimidazol-4(3H)-ones

A. DAVOODNIA

Department of Chemistry, Faculty of Sciences, Islamic Azad University, Mashhad Branch, Mashhad-91735-413, Iran

H. ESHGHI

Department of Chemistry, Faculty of Sciences, Ferdowsi University of Mashhad, Mashhad, Iran

S. EZZATAHMADI

Department of Chemistry, Faculty of Sciences, Islamic Azad University, Mashhad Branch, Mashhad-91735-413, Iran

N. TAVAKOLI-HOSEINI

Department of Chemistry, Faculty of Sciences, Islamic Azad University, Mashhad Branch, Mashhad-91735-413, Iran

Corresponding Author(s) : A. DAVOODNIA

adavoodnia@yahoo.com; adavoodnia@mshdiau.ac.ir

Asian Journal of Chemistry, Vol. 22 No. 6 (2010): Vol 22 Issue 6
Article Published : May 17, 2010

Abstract

A new route for the synthesis of 2-arylpyrimido[4',5':4,5]thiazolo[3,2- a]benzimidazol-4(3H)ones has been developed through heterocyclization of 3-aminothiazolo[3,2-a]benzimidazol-2-carboxamide with aromatic aldehydes in boiling glacial acetic acid followed by air oxidation.

Keywords

Aromatic aldehydes Heterocyclization Pyrimido[4',5':4,5]thiazolo[3,2-a]benzimidazol-4(3H)-ones 3-Aminothiazolo[3,2- a]benzimidazol-2-carboxamide

DAVOODNIA, A., ESHGHI, H., EZZATAHMADI, S., & TAVAKOLI-HOSEINI, N. (2010). New Route for the Synthesis of Pyrimido[4’,5’:4,5]thiazolo[3,2-a]benzimidazol-4(3H)-ones. Asian Journal of Chemistry, 22(6), 4959–4961. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/16839

Issue

Vol. 22 No. 6 (2010): Vol 22 Issue 6

New Route for the Synthesis of Pyrimido[4',5':4,5]thiazolo[3,2-a]benzimidazol-4(3H)-ones

Corresponding Author(s) : A. DAVOODNIA

Abstract

Keywords

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