Synthesis 2002(10): 1311-1343
DOI: 10.1055/s-2002-33114
REVIEW
© Georg Thieme Verlag Stuttgart · New York

Synthesis of N,N′-Linked Bisazaheterocycles

Ghanta Mahesh Reddy, Anagani Kanaka Durga Bhavani, Padi Pratap Reddy, Padala Satyanarayana N. Reddy*
Department of Chemistry, Osmania University, Hyderabad-500 007, India
Fax: +91(40)7682337; e-Mail: psnreddyou@yahoo.com;
Further Information

Publication History

Received 7 January 2002
Publication Date:
01 August 2002 (online)

Abstract

Bisazaheterocycles are excellent precursors of N-centered free radicals with immense pharmacological importance. The synthesis of various N,N′-linked bisazaheterocycles and their importance is reviewed for the first time.

1 Introduction

2 Symmetrical Bisazaheterocycles

2.1 Bisaziranes

2.2 Bisazetanes

2.3 Bisazoles

2.4 Bisazines

2.5 Bisazepines

3 Unsymmetrical Bisazaheterocycles

3.1 Aziranylazoles

3.2 Aziranylazines

3.3 Azetanylazoles

3.4 Azetanylazines

3.5 Azolylazoles

3.6 Azolylazines

3.7 Azolylazepines

3.8 Azinylazines

3.9 Azinylazepines

4 Conclusion