Synthesis 2008(7): 1078-1084  
DOI: 10.1055/s-2008-1032125
PAPER
© Georg Thieme Verlag Stuttgart · New York

Reaction of Huisgen Zwitterion with Diaryl Ketones Leading to the Facile Synthesis of Mono- and Bis(alkoxycarbonyl)hydrazones

Vijay Nair*, Smitha C. Mathew, Akkattu T. Biju, Eringathodi Suresh
Organic Chemistry Section, National Institute for Interdisciplinary Science and Technology (Formerly Regional Research Laboratory), CSIR, Trivandrum 695 019, India
Fax: +91(471)2491712; e-Mail: vijaynair_2001@yahoo.com;
Further Information

Publication History

Received 16 August 2007
Publication Date:
06 March 2008 (eFirst)

Abstract

The Huisgen zwitterion, generated from triphenylphosphine and dialkyl azodicarboxylates, afforded upon reaction with diaryl ketones both mono- and bis(alkoxycarbonyl)hydrazones, depending on the reaction conditions.