Synthesis 2003(4): 0523-0530
DOI: 10.1055/s-2003-37654
PAPER
© Georg Thieme Verlag Stuttgart · New York

An Expeditious Synthetic Access to β-(Z)-[(1-Propynyl)amino]enones and β-[(Z)-(1-Propynyl)amino]enoates

David Gravestock*, Martin C. Dovey
School of Chemical and Physical Sciences, University of Natal, Pietermaritzburg, Private Bag X01, Scottsville 3209, South Africa.
Fax: +27(33)260 5009; e-Mail: GravestockD@nu.ac.za;
Further Information

Publication History

Received 27 November 2002
Publication Date:
07 March 2003 (online)

Abstract

The silver nitrate promoted reaction of propargyl bromide with (Z)-4-amino-3-penten-2-ones and (Z)-3-amino-2-butenoates provides rapid access to β-(Z)-[(1-propynyl)amino]enones and β-[(Z)-(1-propynyl)amino]enoates respectively.