Volume 37, Issue 4 pp. 773-777
Article

An improved procedure for the synthesis of 4,4-disubstituted-3-oxo-1,2,5-thiadiazolidine 1,1 -dioxides

Zejun Xiao

Zejun Xiao

Department of Chemistry, University of New Orleans, New Orleans, LA 70148 USA

Search for more papers by this author
Jack W. Timberlake

Jack W. Timberlake

Department of Chemistry, University of New Orleans, New Orleans, LA 70148 USA

Search for more papers by this author
First published: 11 March 2009
Citations: 19

Abstract

An improved synthesis for the preparation of 3-oxo-1,2,5-thiadiazolidine 1,1-dioxides has been developed. This facile two-step procedure fromα-amino acid esters and chlorosulfonyl isocyanate results in excellent yields of products.

The full text of this article hosted at iucr.org is unavailable due to technical difficulties.