Synthesis 2005(7): 1095-1098  
DOI: 10.1055/s-2005-861870
PAPER
© Georg Thieme Verlag Stuttgart · New York

Silica Sulfuric Acid-Catalyzed Reaction of 4-Hydroxy Proline with 11H-Indeno[1,2-b]quinoxalin-11-one and Isatin Derivatives: A Novel Synthesis of New Pyrrole Compounds

Javad Azizian*, Ali Reza Karimi, Zahra Kazemizadeh, Ali A. Mohammadi, Mohammad R. Mohammadizadeh
Chemistry Department, Shahid Beheshti University, Postal Code 1983963113, Tehran, Iran
Fax: +98(21)2401765; e-Mail: J-Azizin@cc.sbu.ac.ir;
Further Information

Publication History

Received 22 October 2004
Publication Date:
17 March 2005 (online)

Abstract

Facile reaction involving 4-hydroxy proline and activated carbonyl compounds such as 11H-indeno[1,2-b]quinoxalin-11-one and isatin derivatives catalyzed by silica sulfuric acid under microwave irradiation yielding some novel 11-(1H-pyrrol-1-yl)-11H-indeno[1,2-b]quinoxaline and 3-(1H-pyrrol-1-yl)indolin-2-one derivatives are described.